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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Page 38 - News tagged with binaries
Study suggests dying stars give newborn black holes a swift kick
New information gleaned from gravitational wave observations is helping scientists understand what happens when massive stars die and transform into black holes.
Astronomy
Jun 5, 2017
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Iota Orionis: Pulsating beacon of a constellation
Astronomers from the BRITE (BRight Target Explorer) Constellation project and Ritter Observatory have discovered a repeating one-per-cent spike in the light of a very massive star which could change our understanding of such ...
Astronomy
Mar 8, 2017
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Astrophysicists discover dimming of binary star
A team of University of Notre Dame astrophysicists led by Peter Garnavich, professor of physics, has observed the unexplained fading of an interacting binary star, one of the first discoveries using the University's Sarah ...
Astronomy
Jan 16, 2017
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'Heartbeat stars' unlocked in new study
Matters of the heart can be puzzling and mysterious—so too with unusual astronomical objects called heartbeat stars.
Astronomy
Oct 24, 2016
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Tatooine worlds orbiting two suns often survive violent escapades of aging stars
Planets that revolve around two suns may surprisingly survive the violent late stages of the stars' lives, according to new research out of the NASA Goddard Space Flight Centre and York University. The finding is surprising ...
Astronomy
Oct 12, 2016
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Chaos in cosmos: Stars with three planet-forming discs of gas
A star with a ring of planets orbiting around it - that is the picture we know from our own solar system and from many of the thousands of exoplanets observed in recent years. But now researchers from the Niels Bohr Institute ...
Astronomy
Oct 11, 2016
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Millisecond pulsars
When a star with a mass of roughly ten solar masses finishes its life, it explodes as a supernova, leaving behind a neutron star as remnant "ash." Neutron stars have masses of one-to-several suns but they are tiny in diameter, ...
Astronomy
Oct 3, 2016
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Discovery one-ups tatooine, finds twin stars hosting three giant exoplanets
A team of Carnegie scientists has discovered three giant planets in a binary star system composed of stellar ''twins'' that are also effectively siblings of our Sun. One star hosts two planets and the other hosts the third. ...
Astronomy
Aug 31, 2016
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'Mosh pits' in star clusters a likely source of LIGO's first black holes
Northwestern University astrophysicists have predicted history. In a new study, the scientists show their theoretical predictions last year were correct: The historic merger of two massive black holes detected Sept. 14, 2015, ...
Astronomy
Jun 15, 2016
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