Astronomy
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Astronomy
Japan’s new X-ray space telescope has gone silent
Japan’s newest orbiting X-ray telescope, ASTRO-H, has gone silent and might have broken into several pieces, the Japanese space agency reports.
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Astronomy
Companion star could have triggered supernova
An exploding star in another galaxy might have been pushed over the edge by a stellar companion.
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Astronomy
The moon’s poles have no fixed address
Ancient deposits of lunar water ice mark where the moon’s poles used to be.
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Astronomy
Two chunks of the same comet buzzing Earth this week
Two comets, one a possible fragment of the other, will slip past Earth on March 21 and 22.
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Astronomy
Quasars’ distance no longer in question
Astronomers now know quasars live around black holes in remote galaxies, but 50 years ago, one researcher argued they were much closer.
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Astronomy
Black hole smashup generated yottawatts of power
For a split second, LIGO’s black hole collision generated 36 septillion yottawatts of power, or 50 times the power from all the stars in the universe.
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Astronomy
A fast radio burst’s home galaxy may not be known after all
The recently claimed host galaxy of a fast radio burst may have been signs of a snacking black hole instead, study claims.
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Astronomy
Repeating fast radio bursts recorded for the first time
Until now, ephemeral blasts of radio waves from other galaxies have never repeated; this one erupted 10 times last year.
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Astronomy
Astronauts set to return to Earth after nearly a year in space
Scott Kelly and Mikhail Kornienko are scheduled to return Earth on Tuesday after a record-setting 340 days in space.
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Astronomy
Fast radio burst tracked to its galaxy of origin
After years of searching, astronomers finally track an elusive cosmic radio signal to its home: a galaxy about 6 billion light-years away.
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Astronomy
Black hole heavyweights triggered gravity wave event
Those gravity waves came from two black holes more massive than any known outside a galactic core and formed in an environment different than the Milky Way.
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Astronomy
Planets may emerge from stellar duo gathering icy dust
Gas freezing onto dust grains around a binary star could be setting up a site where comets or even planets might someday form.