• 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 Space

Close by exoplanet may very well be first identified ocean world: Webb telescope

July 14, 2024
in Space
58 4
0
Close by exoplanet may very well be first identified ocean world: Webb telescope
74
SHARES
1.2k
VIEWS
Share on FacebookShare on Twitter


You might also like

Cyprus joins European Area Company as an Affiliate Member

Researchers use NVST high-resolution knowledge to check chromospheric fibrils round quiescent filament

A Galaxy’s Age Determines What Kind Of Planets It Can Type

An artist's illustration of an planet -- though not LHS 1140 b -- outside the Solar System
An artist’s illustration of an planet — although not LHS 1140 b — exterior the Photo voltaic System.

A planet comparatively near Earth may very well be the primary ever detected with a probably life-sustaining liquid ocean exterior our Photo voltaic System, in line with scientists utilizing the James Webb house telescope.

Greater than 5,000 planets have been found exterior of the Photo voltaic System to date, however solely a handful are in what is known as the “Goldilocks zone” — neither too sizzling or too chilly — that might host liquid water, a key ingredient for all times.

The exoplanet LHS 1140 b is without doubt one of the few on this liveable zone, and has been totally scrutinized because it was first found in 2017.

It sits 48 mild years from Earth, which equates to greater than 450 trillion kilometers (280 trillion miles) — comparatively shut within the huge distances of house.

The exoplanet had been regarded as a small gasoline big known as a “mini-Neptune” with an environment too thick with hydrogen and helium to help alien life.

Nevertheless, new observations from the Webb telescope have confirmed that the exoplanet is in actual fact a rocky “super-Earth”.

It’s 1.7 occasions larger than Earth, however has 5.6 occasions its mass, in line with a research printed late Wednesday in The Astrophysical Journal Letters.

‘Greatest guess’ for ocean world

The Webb telescope was capable of analyze the planet’s ambiance because it handed in entrance of its star.

There have been no indicators of hydrogen or helium, which dominated out that the planet was a mini-Neptune.

The density of the planet signifies that it “truly has giant portions of water,” research co-author Martin Turbet of France’s CNRS scientific analysis middle instructed AFP.

It may very well be a really immense quantity of water.

All of the water in Earth’s oceans represents solely 0.02 % of its mass. However 10 to twenty % of the exoplanet’s mass was estimated to be water.

Whether or not or not this water is in liquid or ice type is determined by the planet’s ambiance.

“We would not have direct proof that it has an environment, however a number of components level in that course,” Turbet mentioned.

Lead research creator Charles Cadieux, a PhD pupil on the College of Montreal, mentioned that “of all at present identified temperate exoplanets, LHS 1140 b may effectively be our greatest guess to someday not directly affirm liquid water on the floor of an alien world”.

One constructive is that the planet is gently warmed by its pink dwarf star, which is one-fifth the scale of the Solar.

The exoplanet’s floor temperature needs to be pretty just like that on Earth and Mars, Turbet mentioned.

The presence of gasses akin to carbon dioxide will play a key position in figuring out whether or not the planet is roofed in ice or water.

Bull’s-eye ocean

One risk is that the floor is usually ice, however there’s a huge liquid ocean the place the planet is most uncovered to its star’s warmth.

This ocean may measure about 4,000 kilometers in diameter, round half the floor space of the Atlantic Ocean, modeling instructed.

Or the liquid water may very well be hidden below a thick shell of ice, like on the moons Ganymede, Enceladus or Europa orbiting round Jupiter and Saturn.

Webb’s instrument noticed indicators that recommend “the presence of nitrogen,” Cadieux mentioned, including that extra analysis was wanted to substantiate the discovering.

Nitrogen is discovered in all places on Earth, and is regarded as one other potential ingredient for all times.

The researchers are hoping to get just a few extra hours of the Webb’s telescope’s valuable time to search out out extra about LHS 1140 b.

It should take a minimum of a 12 months to substantiate whether or not the exoplanet has an environment, and two or three extra to detect the presence of carbon dioxide, the researchers estimated.

Extra info:
Charles Cadieux et al, Transmission Spectroscopy of the Liveable Zone Exoplanet LHS 1140 b with JWST/NIRISS, arXiv (2024). DOI: 10.48550/arxiv.2406.15136

© 2024 AFP

Quotation:
Close by exoplanet may very well be first identified ocean world: Webb telescope (2024, July 13)
retrieved 13 July 2024
from

This doc is topic to copyright. Other than any honest dealing for the aim of personal research or analysis, no
half could also be reproduced with out the written permission. The content material is offered for info functions solely.





Source link

Tags: exoplanetnearbyoceantelescopeWebbWorld
Share30Tweet19

Recommended For You

Cyprus joins European Area Company as an Affiliate Member

by Chato80
October 23, 2025
0
Cyprus joins European Area Company as an Affiliate Member

Company 23/10/2025 160 views 4 likes The Republic of Cyprus has signed an Affiliate Settlement with the European Area Company, and is anticipated to develop into an Affiliate...

Read more

Researchers use NVST high-resolution knowledge to check chromospheric fibrils round quiescent filament

by Chato80
October 22, 2025
0
Researchers use NVST high-resolution knowledge to check chromospheric fibrils round quiescent filament

Area-time plots of fibrils exhibiting the evolution of the fibrils. Credit score: Month-to-month Notices of the Royal Astronomical Society (2025). DOI: 10.1093/mnras/staf1567 Utilizing high-resolution knowledge from the one-meter...

Read more

A Galaxy’s Age Determines What Kind Of Planets It Can Type

by Chato80
October 23, 2025
0
A Galaxy’s Age Determines What Kind Of Planets It Can Type

Metallicity is a basic a part of the Universe. The Large Bang created largely hydrogen, the only and lightest factor, and a tiny little bit of helium, the...

Read more

‘Sean Dummy’: Why is Elon Musk attacking the performing NASA chief?

by Chato80
October 23, 2025
0
‘Sean Dummy’: Why is Elon Musk attacking the performing NASA chief?

Elon Musk just isn't a fan of NASA Appearing Administrator Sean Duffy.The SpaceX founder and CEO has hammered Duffy repeatedly on social media over the previous few days,...

Read more

Two Black Holes Noticed Circling Every Different for the First Time

by Chato80
October 22, 2025
0
Two Black Holes Noticed Circling Every Different for the First Time

Astronomers with the Event Horizon Telescope (EHT) made historical past in 2019 by producing the primary picture of a black gap. The article in query was the supermassive...

Read more
Next Post
Stargazing with the bare eye: What you possibly can see this week July 15 – 21

Stargazing with the bare eye: What you possibly can see this week July 15 - 21

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

NASA management battle intensifies as Trump weighs Isaacman vs. Duffy

NASA management battle intensifies as Trump weighs Isaacman vs. Duffy

October 23, 2025
UFOs-Disclosure: 3i Atlas And The UFO Listening to You Didn’t See

UFOs-Disclosure: 3i Atlas And The UFO Listening to You Didn’t See

October 23, 2025
The UK army says Russia targets its satellites on a weekly foundation: What may be carried out about it?

The UK army says Russia targets its satellites on a weekly foundation: What may be carried out about it?

October 23, 2025
Cyprus joins European Area Company as an Affiliate Member

Cyprus joins European Area Company as an Affiliate Member

October 23, 2025
Performing NASA Chief Pronounces Extra “Shakeups”

Performing NASA Chief Pronounces Extra “Shakeups”

October 23, 2025
Relativity completes Terran R thrust part, continues testing forward of first launch

Relativity completes Terran R thrust part, continues testing forward of first launch

October 23, 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