• 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

Colliding Stars, Stellar Siphoning, and a now a “Blue Lurker.” This Star System has Seen it All

January 16, 2025
in Space
61 1
0
Colliding Stars, Stellar Siphoning, and a now a “Blue Lurker.” This Star System has Seen it All
74
SHARES
1.2k
VIEWS
Share on FacebookShare on Twitter


Triple star methods are extra widespread than could be imagined – about one in ten of each Solar-like star is a part of a system with two different stars. Nevertheless, the dynamics of such a system are complicated, and understanding the historical past of how they got here to be much more so. Science took a step in direction of doing so with a current paper by Emily Leiner from the Illinois Institute of Expertise and her group.

They examined a star known as WOCS 14020 within the star cluster M67, which is about 2,800 gentle years away from Earth. It’s presently orbiting an enormous white dwarf star with a mass of about .76 occasions that of the Solar (about 50% heavier than a typical white dwarf). That pairing hints at a way more attention-grabbing previous.

Dr. Leiner and her group consider that WOCS 14020 was initially a part of a triple star system—particularly, that it orbited a binary pair of a lot bigger stars. Round 500 million years in the past, the 2 stars within the binary merged, briefly creating a way more huge star that pushed a few of its materials onto its third companion star.

Fraser talks about stellar collisions, which brought on WOCS 14020’s present state.

Absorbing that materials brought on WOCS 14020 to start out rushing up its spin. It now rotates as soon as each 4 days, moderately than usually as soon as each thirty days, which is widespread to different Solar-like stars. This sooner rotation characteristic is essential to Dr. Leiner and her group’s classification of the star – a “blue lurker.”

To grasp what that classification means, we should first perceive one other kind of star, the blue straggler. Blue stragglers are stars that even have gained mass from one other star and seem hotter, brighter, and “bluer” than they’d be anticipated to be given their age. On this case, all three options are immediately tied collectively, as a warmer star is extra more likely to be brighter and would give off extra gentle within the blue a part of the seen spectrum, although it could nonetheless seem virtually precisely just like the Solar to the bare eye.

Blue lurkers are a sub-set of blue stragglers – additionally they gained mass from a star, however they spin sooner as a substitute of being hotter and brighter. This makes this troublesome to differentiate in a cluster like M67, as they mix in higher with the opposite surrounding stars, therefore the title “lurker.” Nevertheless, they’re comparatively uncommon – out of the 400 most important sequence stars in M67, solely round 11 are estimated to be “blue lurkers.” That places the whole, even in an area as congested as M67, at solely round 3% of stars. Blue lurkers probably make up lower than 1% of the final inhabitants.

A video explaining blue straggler stars.
Credit score – Cosmos:elementary YouTube Channel

Since their evolutionary histories are more likely to advance our understanding of the dynamics of the methods that created them, astronomers will spend extra time analyzing these blue lurkers once they discover them. Distinctive circumstances like WOCS 14020, the place astronomers have a fairly good thought of the system’s evolutionary historical past, are instrumental in that regard, and the paper, which was introduced on the ongoing 245th American Astronomical Society assembly, was a step in direction of that higher understanding.

Study Extra:
STScI – NASA’s Hubble Tracks Down a ‘Blue Lurker’ Among Stars
Leiner et al – The Blue Lurker WOCS 14020 : A Long-Period Post-Common-Envelope Binary in M67 Originating from a Mergerina Triple System
UT – Blue Straggler Stars are Bizarre
UT – A Uncommon Alternative to Watch a Blue Straggler Forming

Like this:

Like Loading…

You might also like

Predator: Badlands: Launch date, plot, trailers & every little thing we find out about Predator’s silver display return

Elon Musk guarantees extra dangerous launches after sixth Starship failure

Superior Orbital Constellations for Photo voltaic Storm Protection



Source link

Tags: BlueCollidingLurkerSiphoningStarStarsstellarSystem
Share30Tweet19

Recommended For You

Predator: Badlands: Launch date, plot, trailers & every little thing we find out about Predator’s silver display return

by Chato80
June 1, 2025
0
Predator: Badlands: Launch date, plot, trailers & every little thing we find out about Predator’s silver display return

The Predator film collection has had its ups and downs, with 2018's Shane Black-directed fourquel nearly icing the franchise for the foreseeable future. Fortunately, Prey (2022) introduced the...

Read more

Elon Musk guarantees extra dangerous launches after sixth Starship failure

by Chato80
June 1, 2025
0
Elon Musk guarantees extra dangerous launches after sixth Starship failure

Credit score: Unsplash/CC0 Public Area What goes up should come down, and earlier this week one more of SpaceX's Starships, the most important and strongest kind of rocket...

Read more

Superior Orbital Constellations for Photo voltaic Storm Protection

by Chato80
May 31, 2025
0
Superior Orbital Constellations for Photo voltaic Storm Protection

By Andy Tomaswick Might 31, 2025 Photo voltaic storms have the potential to trigger catastrophic injury. One which occurred across the finish of October 2003 (now referred to...

Read more

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

by Chato80
May 31, 2025
0
‘Cosmic miracle!’ James Webb Area Telescope discovers the earliest galaxy ever seen

The James Webb Area Telescope (JWST) excels at lots of issues, however there are two issues it does higher than some other scientific instrument in human historical past:...

Read more

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

by Chato80
May 31, 2025
0
Satellite tv for pc megaconstellations threaten radio astronomy observations, skilled warns

Satellite tv for pc mega constellations might place "radio quiet" in jeopardy. Credit score: NOIRLab/NSF For years, the industrial area sector has been abuzz concerning the prospect of...

Read more
Next Post
Spacewalkers Wrap Up X-Ray Telescope Restore Job and Extra – House Station

Spacewalkers Wrap Up X-Ray Telescope Restore Job and Extra – House Station

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

Predator: Badlands: Launch date, plot, trailers & every little thing we find out about Predator’s silver display return

Predator: Badlands: Launch date, plot, trailers & every little thing we find out about Predator’s silver display return

June 1, 2025
The Antonio Villas Boas Abduction – Brazil’s First Alien Encounter (1957)

The Antonio Villas Boas Abduction – Brazil’s First Alien Encounter (1957)

June 1, 2025
Northern lights could also be seen in these 23 US States tonight

Northern lights could also be seen in these 23 US States tonight

June 1, 2025
Whistleblower Reveals Surprising Pentagon Program • Newest UFO Sightings

Whistleblower Reveals Surprising Pentagon Program • Newest UFO Sightings

June 2, 2025
Touring to Mars and Ceres Utilizing Lunar Gateway as a Springboard

Touring to Mars and Ceres Utilizing Lunar Gateway as a Springboard

June 1, 2025
Trump to withdraw Jared Isaacman’s nomination as NASA chief

Trump to withdraw Jared Isaacman’s nomination as NASA chief

June 1, 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