• DMCA
  • Disclaimer
  • Privacy Policy
  • Cookie Privacy Policy
  • Terms and Conditions
  • Contact us
Inter Space Sky Way
  • Home
  • Alien
  • UFO
  • Space
  • NASA
  • Space Flight
  • Astronomy
No Result
View All Result
  • Home
  • Alien
  • UFO
  • Space
  • NASA
  • Space Flight
  • Astronomy
No Result
View All Result
Inter Space Sky Way
No Result
View All Result
Home NASA

NASA — Seeing the Invisible Universe

May 9, 2025
in NASA
58 4
0
NASA — Seeing the Invisible Universe
74
SHARES
1.2k
VIEWS
Share on FacebookShare on Twitter


You might also like

Trump’s 2026 price range would slash NASA funding by 24% and its workforce by practically one third

The Way forward for the Starship Program, Block 3 and Mars

Week Ends with Vein Scans, Mind Analysis, and 3D Microscope Take a look at

A black circle is surrounded by arcs of red, blue, orange, and white. Farther out from the circle are blotches of red, blue, orange, and white representing celestial objects. Credit: NASA, ESA, and D. Coe, J. Anderson, and R. van der Marel (STScI)ALT

This computer-simulated picture exhibits a supermassive black gap on the core of a galaxy. The black area within the middle represents the black gap’s occasion horizon, past which no gentle can escape the huge object’s gravitational grip. The black gap’s highly effective gravity distorts area round it like a funhouse mirror. Gentle from background stars is stretched and smeared because it skims by the black gap.

You would possibly marvel — if this Tumblr submit is about invisible issues, what’s with all the images? Though we will’t see these items with our eyes and even our telescopes, we will nonetheless study them by learning how they have an effect on their environment. Then, we will use what we all know to make visualizations that signify our understanding.

If you consider the invisible, you would possibly first image one thing fantastical like a magic Ring or Marvel Lady’s airplane, however invisible issues encompass us daily. Learn on to study seven of our favourite invisible issues within the universe!

1. Black Holes

This short looping animation starts with a white flash as a small white circle, representing a star, gets near a small black circle, representing a black hole. The small white circle is torn apart into billions of small particles that get whipped into an oval coiling around the black hole from the right to the left. One trailing stream is flung in an arc to the left side of the animation while the end closest to the black hole wraps around it in several particle streams. Thousands of flecks from the outermost edge of the streams fly farther away from the black hole as the animation progresses, while the inner stream continues to loop. Two jets of fast-moving white particles burst out of the black hole from the top and bottom. The white speckled outbursts get brighter as the animation concludes. Credit: NASA’s Goddard Space Flight Center/Chris Smith (USRA/GESTAR)ALT

This animation illustrates what occurs when an unfortunate star strays too near a monster black gap. Gravitational forces create intense tides that break the star aside right into a stream of fuel. The trailing a part of the stream escapes the system, whereas the main half swings again round, surrounding the black gap with a disk of particles. A strong jet also can type. This cataclysmic phenomenon is named a tidal disruption occasion.

‘em, and we love ‘em. Black holes are balls of matter packed so tight that their gravity permits nothing — not even gentle — to flee. Most black holes form when heavy stars collapse underneath their very own weight, crushing their mass to a theoretical singular point of infinite density.

Though they don’t mirror or emit gentle, we all know black holes exist as a result of they affect the setting round them — like tugging on star orbits. Black holes distort space-time, warping the trail gentle travels by, so scientists also can establish black holes by noticing tiny adjustments in star brightness or place.

2. Darkish Matter

In front of a black background, there are millions of glowing green dots. They form a fine, wispy web stretching across the image, like old cobwebs that have collected dust. Over time, more dots collect at the vertices of the web. As the web gets thicker and thicker, the vertices grow and start moving toward each other and toward the center. The smaller dots circle the clumps, like bees buzzing around a hive, until they are pulled inward to join them. Eventually, the clumps merge to create a glowing green mass. The central mass ensnares more dots, coercing even those from the farthest reaches of the screen to circle it. Credit: Simulation: Wu, Hahn, Wechsler, Abel (KIPAC), Visualization: Kaehler (KIPAC)ALT

A simulation of darkish matter forming large-scale construction as a consequence of gravity.

What do you name one thing that doesn’t work together with gentle, has a gravitational pull, and outnumbers all of the seen stuff within the universe by 5 instances? Scientists went with “dark matter,” and so they assume it’s the spine of our universe’s large-scale structure. We don’t know what darkish matter is — we simply understand it’s nothing we already perceive.

We learn about darkish matter due to its gravitational effects on galaxies and galaxy clusters — observations of how they transfer inform us there should be one thing there that we will’t see. Like black holes, we will additionally see gentle bend as darkish matter’s mass warps space-time.

3. Darkish Power

An animation on a black rectangular background. On the left of the visual is a graph. The y-axis reads “Expansion Speed.” The x-axis is labeled “Time.” At the origin, the x-axis reads, “10 billion years ago.” Halfway across the x-axis is labeled “7 Billion years ago.” At the end of the x-axis is labeled “now.” A line on the graph starts at the top of the y-axis. It slopes down to the right, linearly, as if it were going to draw a straight line from the top left corner of the graph to the bottom right corner of the graph. Around the 7-billion mark, the line begins to decrease in slope very gradually. Three quarters of the way across the x-axis and three quarters of the way down the y-axis, the line reaches a minimum, before quickly curving upward. It rapidly slopes upward, reaching one quarter from the top of the y-axis as it reaches the end of the x-axis labeled “now.” At the same time, on the right hand of the visual is a tiny dark blue sphere which holds within it glowing lighter blue spheres — galaxies and stars — and a lighter blue webbing. As the line crawls across the graph, the sphere expands. At first, its swelling gently slows, corresponding to the decreasing line on the graph. As the line arcs back upward, the sphere expands rapidly until it grows larger than the right half of the image and encroaches on the graph. Credit: NASA's Goddard Space Flight CenterALT

Animation exhibiting a graph of the universe’s enlargement over time. Whereas cosmic enlargement slowed following the top of inflation, it started selecting up the tempo round 5 billion years in the past. Scientists nonetheless aren’t positive why.

Nobody is aware of what dark energy is both — simply that it’s pushing our universe to broaden faster and sooner. Some potential theories embrace an ever-present power, a defect within the universe’s material, or a flaw in our understanding of gravity.

Scientists beforehand thought that every one the universe’s mass would gravitationally entice, slowing its enlargement over time. However after they seen distant galaxies transferring away from us sooner than anticipated, researchers knew one thing was beating gravity on cosmic scales. After additional investigation, scientists discovered traces of darkish power’s affect in all places — from large-scale construction to the background radiation that permeates the universe.

4. Gravitational Waves

In this animation, two small black circles, representing black holes, orbit one another in a circular counter-clockwise motion. There is a square grid pattern behind them. Around each black hole, a purple haze glows, getting more transparent farther out from the black holes. The haze creates a circle about the size of the black holes’ orbits. Trailing in an arc out from each black hole, an orange hazy strip curls around the frame as the black holes’ orbits circle, like the spiral of a snail shell. The orange strips move farther from the black holes over time, and as they pass over the gridded background, the background warps so that the grid-lines under the stripes appear to bump up. Credit: NASA's Goddard Space Flight Center Conceptual Image LabALT

Two black holes orbit one another and generate space-time ripples referred to as gravitational waves on this animation.

Just like the ripples in a pond, probably the most excessive occasions within the universe — reminiscent of black gap mergers — ship waves by the material of space-time. All transferring lots can create gravitational waves, however they’re often so small and weak that we will solely detect these brought on by large collisions.  Even then they solely trigger infinitesimal adjustments in space-time by the point they attain us. Scientists use lasers, just like the ground-based LIGO (Laser Interferometer Gravitational-Wave Observatory) to detect this exact change. Additionally they watch pulsar timing, like cosmic clocks, to catch tiny timing variations brought on by gravitational waves.

This animation exhibits gamma rays (magenta), probably the most energetic type of gentle, and elusive particles referred to as neutrinos (grey) fashioned within the jet of an lively galaxy far, distant. The emission traveled for about 4 billion years earlier than reaching Earth. On Sept. 22, 2017, the IceCube Neutrino Observatory on the South Pole detected the arrival of a single high-energy neutrino. NASA’s Fermi Gamma-ray House Telescope confirmed that the supply was a black-hole-powered galaxy named TXS 0506+056, which on the time of the detection was producing the strongest gamma-ray exercise Fermi had seen from it in a decade of observations.

5. Neutrinos

image

This animation exhibits gamma rays (magenta), probably the most energetic type of gentle, and elusive particles referred to as neutrinos (grey) fashioned within the jet of an lively galaxy far, distant. The emission traveled for about 4 billion years earlier than reaching Earth. On Sept. 22, 2017, the IceCube Neutrino Observatory on the South Pole detected the arrival of a single high-energy neutrino. NASA’s Fermi Gamma-ray House Telescope confirmed that the supply was a black-hole-powered galaxy named TXS 0506+056, which on the time of the detection was producing the strongest gamma-ray exercise Fermi had seen from it in a decade of observations.

As a result of solely gravity and the weak drive have an effect on neutrinos, they don’t simply work together with different matter — a whole bunch of trillions of those tiny, uncharged particles cross by you each second! Neutrinos come from unstable atom decay throughout us, from nuclear reactions within the Solar to exploding stars, black holes, and even bananas.

Scientists theoretically predicted neutrinos, however we all know they really exist as a result of, like black holes, they often affect their environment. The Nationwide Science Basis’s IceCube Neutrino Observatory detects when neutrinos interact with different subatomic particles in ice through the weak drive.

6. Cosmic Rays

Earth’s horizon from space divides this animation in half from the top-left corner to the bottom-right corner. The slightly curved surface glows faintly white into the inky black space that takes up the other half of the frame. Earth is primarily blue, covered in soft patchy white clouds that glow soft yellow. Hundreds of small white streaks rain down diagonally from the right toward Earth. As they reach the faint white glow, they suddenly break into thousands of smaller particles that shower down onto the planet. Credit: NASA's Goddard Space Flight CenterALT

This animation illustrates cosmic ray particles putting Earth’s ambiance and creating showers of particles.

Every single day, trillions of cosmic rays pelt Earth’s ambiance, careening in at almost light-speed — largely from outdoors our photo voltaic system. Magnetic fields knock these tiny charged particles round area till we will hardly inform the place they got here from, however we think excessive power occasions like supernovae can speed up them. Earth’s ambiance and magnetic discipline protect us from cosmic rays, which means few truly make it to the bottom.

Although we don’t see the cosmic rays that make it to the bottom, they tamper with tools, exhibiting up as radiation or as “brilliant” dots that come and go between footage on some digital cameras. Cosmic rays can harm astronauts in area, so there are many precautions to protect and monitor them.

7. (Most) Electromagnetic Radiation

A diagram reading “electromagnetic spectrum.” The diagram consists primarily of a rectangle that stretches across the width of the image. The rectangle is broken into six sections labelled left to right, “gamma,” then “x-ray,” then “ultraviolet,” then “visible,” then “infrared,” then “microwave,” and finally “radio.” The sections are not all the same size, with visible being the smallest by far, then gamma ray, then x-ray, then ultraviolet, microwave, radio, and finally infrared being the longest section. The individual sections are divided further into five sections that create color gradients. Gamma, x-ray, and microwave are gradients of grey. Ultraviolet is a gradient from a pinkish purple on the left to purple on the right. Infrared is a gradient from red on the left to orange on the right. The visible section creates a rainbow, going from purple, to blue, green, yellow, and finally red. Above each section is a squiggly vertical line. Each section has squiggly lines taking up the same vertical space but they have larger and larger curves going from left to right, with gamma having the smallest amplitude and wavelength and radio having the largest. Credit: NASA, ESA, CSA, Joseph Olmsted (STScI)ALT

The electromagnetic spectrum is the identify we use once we discuss several types of gentle as a gaggle. The elements of the electromagnetic spectrum, organized from highest to lowest power are: gamma rays, X-rays, ultraviolet gentle, seen gentle, infrared gentle, microwaves, and radio waves. All of the elements of the electromagnetic spectrum are the identical factor — radiation. Radiation is made up of a stream of photons — particles with out mass that transfer in a wave sample all on the identical pace, the pace of sunshine. Every photon accommodates a certain quantity of power.

The sunshine that we see is a small slice of the electromagnetic spectrum, which spans many wavelengths. We ceaselessly use totally different wavelengths of sunshine — from radios to airport safety scanners and telescopes.

Seen gentle makes it attainable for many people to understand the universe daily, however this vary of sunshine is simply 0.0035 percent of the complete spectrum. With this in thoughts, plainly we reside in a universe that’s extra invisible than not! NASA missions like NASA’s Fermi, James Webb, and Nancy Grace Roman  area telescopes will proceed to uncloak the cosmos and reply a few of science’s most mysterious questions.

Be certain to observe us on Tumblr in your common dose of area!



Source link

Tags: InvisibleNASAUniverse
Share30Tweet19

Recommended For You

Trump’s 2026 price range would slash NASA funding by 24% and its workforce by practically one third

by Chato80
May 31, 2025
0
Trump’s 2026 price range would slash NASA funding by 24% and its workforce by practically one third

The White Home needs to slash NASA's price range and workforce and cancel various high-profile missions subsequent yr, newly launched paperwork reveal.On Might 2, the Trump administration launched...

Read more

The Way forward for the Starship Program, Block 3 and Mars

by Chato80
May 31, 2025
0
The Way forward for the Starship Program, Block 3 and Mars

The Way forward for the Starship Program,...

Read more

Week Ends with Vein Scans, Mind Analysis, and 3D Microscope Take a look at

by Chato80
May 30, 2025
0
Week Ends with Vein Scans, Mind Analysis, and 3D Microscope Take a look at

Vein scans and listening to checks had been the primary human analysis actions aboard the Worldwide House Station on Friday guaranteeing the Expedition 73 crew stays wholesome. The...

Read more

‘One of the geometrically excellent’: What is that this mysterious sphere deep within the Milky Method galaxy?

by Chato80
May 29, 2025
0
‘One of the geometrically excellent’: What is that this mysterious sphere deep within the Milky Method galaxy?

There is no scarcity of spherical celestial objects in our universe. Planets, moons and stars all exhibit beautiful spherical shapes. However astronomers just lately noticed a mysteriously round...

Read more

Crew Works on Spacesuits, Life Assist as Human Analysis Continues

by Chato80
May 29, 2025
0
Crew Works on Spacesuits, Life Assist as Human Analysis Continues

Spacesuit and life help upkeep have been the primary give attention to Thursday whereas the Expedition 73 nonetheless had time put aside for house biology analysis aboard the...

Read more
Next Post
Was a well-known supernova an alien invader from one other galaxy?

Was a well-known supernova an alien invader from one other galaxy?

Leave a Reply Cancel reply

Your email address will not be published. Required fields are marked *

Browse by Category

  • Alien
  • Astronomy
  • NASA
  • Space
  • Space Flight
  • UFO

Recent News

Advancing Deep House Journey with Nuclear Propulsion

Advancing Deep House Journey with Nuclear Propulsion

May 31, 2025
Trump’s 2026 price range would slash NASA funding by 24% and its workforce by practically one third

Trump’s 2026 price range would slash NASA funding by 24% and its workforce by practically one third

May 31, 2025
‘Cosmic miracle!’ James Webb Area Telescope discovers the earliest galaxy ever seen

‘Cosmic miracle!’ James Webb Area Telescope discovers the earliest galaxy ever seen

May 31, 2025
The Way forward for the Starship Program, Block 3 and Mars

The Way forward for the Starship Program, Block 3 and Mars

May 31, 2025
Local weather scientists are internet hosting a 100-hour YouTube livestream in response to Trump’s analysis funding cuts

Local weather scientists are internet hosting a 100-hour YouTube livestream in response to Trump’s analysis funding cuts

May 30, 2025
Satellite tv for pc megaconstellations threaten radio astronomy observations, skilled warns

Satellite tv for pc megaconstellations threaten radio astronomy observations, skilled warns

May 31, 2025
  • DMCA
  • Disclaimer
  • Privacy Policy
  • Cookie Privacy Policy
  • Terms and Conditions
  • Contact us
INTER SPACE SKY WAY

Copyright © 2023 Inter Space Sky Way.
Inter Space Sky Way is not responsible for the content of external sites.

No Result
View All Result
  • Home
  • Alien
  • UFO
  • Space
  • NASA
  • Space Flight
  • Astronomy

Copyright © 2023 Inter Space Sky Way.
Inter Space Sky Way is not responsible for the content of external sites.

Welcome Back!

Login to your account below

Forgotten Password?

Retrieve your password

Please enter your username or email address to reset your password.

Log In