New evidence that all stars are born in pairs
Did our sun have a twin when it was born 4.5 billion years ago?
Astronomy
Jun 14, 2017
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News tagged with binary stars
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Huge star explosion to appear in sky in once-in-a-lifetime event
Sometime between now and September, a massive explosion 3,000 light years from Earth will flare up in the night sky, giving amateur astronomers a once-in-a-lifetime chance to witness this space oddity.
Astronomy
Apr 6, 2024
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Astronomers detect possible radio emission from exoplanet
By monitoring the cosmos with a radio telescope array, a Cornell University-led international team of scientists has detected radio bursts emanating from the constellation Boötes. The signal could be the first radio emission ...
Astronomy
Dec 16, 2020
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Smoking-gun evidence for modified gravity at low acceleration from Gaia observations of wide binary stars
A new study reports conclusive evidence for the breakdown of standard gravity in the low acceleration limit from a verifiable analysis of the orbital motions of long-period, widely separated, binary stars, usually referred ...
Astronomy
Aug 8, 2023
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Astronomers solve puzzle about bizarre object at the center of our galaxy
(Phys.org) —For years, astronomers have been puzzled by a bizarre object in the center of the Milky Way that was believed to be a hydrogen gas cloud headed toward our galaxy's enormous black hole.
Astronomy
Nov 3, 2014
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Astronomers hint that our Sun won't terminate as the typical planetary nebula
Textbooks often cite that planetary nebulae (PNe, plural) represent an endstate for lower-mass single stars. But conversely, recent research suggests that most PNe stem from binary systems. The lowest mass star theorized ...
Astronomy
Apr 19, 2013
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Planet with triple-star system found
A team of researchers working at the Harvard-Smithsonian Center for Astrophysics has announced the finding of a triple-star system—one that also as has a stable orbit planet in it. In their paper published in The Astronomical ...
'Wobbling black hole' most extreme example ever detected
Researchers at Cardiff University have identified a peculiar twisting motion in the orbits of two colliding black holes, an exotic phenomenon predicted by Einstein's theory of gravity.
Astronomy
Oct 12, 2022
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Astronomers find mysterious dusty object orbiting a star
The Transiting Exoplanet Survey Satellite, TESS, was launched in 2018 with the goal of discovering small planets around the sun's nearest neighbor stars. TESS has so far discovered 172 confirmed exoplanets and compiled a ...
Astronomy
Jan 3, 2022
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The impossible triple star KIC 2856960
There's news this week of an "impossible" triple star system recently discovered by astronomers. One that "defies known physics." Needless to say, there's no need to abandon physics quite yet.
Astronomy
Sep 9, 2014
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