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Stars need a partner to spin Universe’s brightest explosions

January 13, 2020

Stars need to be in binary systems to create gamma-ray bursts, University of Warwick study finds. Gamma-ray bursts…
Forget Betelgeuse, the Star V Sagittae Should Go Nova Within this Century

January 9, 2020

The star V Sagittae is the next candidate to explode in stellar pyrotechnics, and a team of astronomers…
Berkeley student throws cold water on ‘monster’ black hole discovery

December 23, 2019

Sometimes, a blockbuster discovery is just too good to be true. UC Berkeley graduate student astronomer Kareem El-Badry…
A Cosmic Pretzel

October 8, 2019

Twin baby stars grow amongst a twisting network of gas and dust. The two baby stars were found…
Food for young twin stars

October 7, 2019

Stars are born in the midst of large clouds of gas and dust. Local densifications first form “embryos”,…
Dead Stars Found Whipping Around Each Other in Minutes

July 26, 2019

Two dead stars have been spotted whipping around each other every seven minutes. The rare celestial find was…
Astronomers are Finding Binary Pairs of Stars Thrown out of Galaxies Together

May 30, 2019

A rogue star is one that has escaped the gravitational pull of its home galaxy. These stars drift…
Chandra Finds Stellar Duos Banished from Galaxies

May 29, 2019

Scientists have found evidence that pairs of stars have been kicked out of their host galaxies. This discovery,…
Stellar Duos Banished from Galaxies Found by Chandra

May 28, 2019

This image from NASA’s Chandra X-ray Observatory shows the region around NGC 1399 and NGC 1404, two of…
Bizarre Star Could be the Result of Two White Dwarfs Merging Together

May 23, 2019

Stars live and die on epic time scales. Tens of millions of years, hundreds of millions of years,…
Astronomers find wobbling black hole spewing plasma-jet clouds into space

April 30, 2019

Almost 8,000 light-years from Earth, swinging jets shoot out at nearly the speed of light from around a…
Do stars reflect light? Scientists studied a binary system to find the answer

April 2, 2019

Stars shine light, which is reflected by planets and other objects in space. This is why planets that…
ALMA Shows Birth of Spiraling Giants

March 20, 2019

Witnessing the birth of a massive binary star system Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have…
Chances for life expand when passing stars push binaries together

March 7, 2019

Planetary systems can be harsh environments in their early history. The young worlds orbit suns in stellar nurseries,…
Two binary stars, now far apart, skated by one another 2-3 million years ago, leaving a smoking gun: a disordered planetary system (left). Credit: UC Berkeley
Exiled planet linked to stellar flyby 3 million years ago

March 4, 2019

Some of the peculiar aspects of our solar system — an enveloping cloud of comets, dwarf planets in…
Double star system flips planet-forming disk into pole position

January 14, 2019

New research led by an astronomer at the University of Warwick has found the first confirmed example of…
Astronomers find signatures of a ‘messy’ star that made its companion go supernova

January 12, 2019

Many stars explode as luminous supernovae when, swollen with age, they run out of fuel for nuclear fusion. But some…
Fragmenting Disk Gives Birth to Binary Star ‘Odd Couple’

December 17, 2018

One Star Potentially Formed in Planet-like Fashion Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA)Atacama Large Millimeter/submillimeter Array…
While testing a new subsystem on the SPHERE planet-hunting instrument on ESO’s Very Large Telescope, astronomers were able to capture dramatic details of the turbulent stellar relationship in the binary star R Aquarii with unprecedented clarity — even compared to observations from Hubble. Credit: ESO/Schmid et al.
Dancing with the Enemy

December 14, 2018

ESO’s R Aquarii Week continues with the sharpest R Aquarii image ever This spectacular image — the second…
Actual Image: White Dwarf Feeding on Larger Red Giant, 650 Light Years Away

December 14, 2018

The SPHERE planet-hunting instrument on the European Southern Observatory’s Very Large Telescope captured this image of a white…
Double Trouble: A White Dwarf Surprises Astronomers

December 4, 2018

Astronomers have detected a bright X-ray outburst from a star in the Small Magellanic Cloud, a nearby galaxy…
Massive Triple Star System Could be the Site of a Gamma Ray Burst

November 23, 2018

When stars reach the end of their lifespan, many undergo gravitational collapse and explode into a supernova, In…
Star Type that Leads to Type 1C Supernovae Finally Spotted

November 20, 2018

As astronomical phenomena go, supernovae are among the most fascinating and spectacular. This process occurs when certain types…
Extremely Rare Gamma Ray Emitting Neutron Star Binary Has Been Found

November 15, 2018

Neutron stars are one of the most fascinating astronomical objects in the known Universe. In addition to being…
Star Killed its Companion, Now Escaping the Milky Way

November 7, 2018

Our universe is capable of some truly frightening scenarios, and in this case we have an apparent tragedy:…
Massive star’s unusual death heralds the birth of compact neutron star binary

October 12, 2018

Carnegie’s Anthony Piro was part of a Caltech-led team of astronomers who observed the peculiar death of a…
Globular Clusters Might not be as Old as Astronomers Thought. Like, Billions of Years Younger

June 6, 2018

Globular clusters have been a source of fascination ever since astronomers first observed them in the 17th century.…
Gravity fascinates latest astronaut scholar

June 4, 2018

Brian C. Seymour of Ruckersville, a rising fourth-year student at the University of Virginia double-majoring in physics and…
Dozens of binaries from Milky Way’s globular clusters could be detectable by LISA

May 23, 2018

The historic first detection of gravitational waves from colliding black holes far outside our galaxy opened a new…
For the First Time, Astronomers Have Found a Star That Survived its Companion Exploding as Supernova

May 1, 2018

A Type II supernova is a truly amazing astronomical event. As with all supernovae, a Type II consists…
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