Latest News About Stars and Galaxies

Stars are giant, luminous spheres of plasma. Galaxies consist of stars, stellar remnants, dust, gas, and dark matter, bound together by gravity. Learn more about stars and galaxies.
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Red and Dead Future for a Galaxy Running Out of Star Fuel
Galaxy Arp220, Ultraluminous Infrared Galaxy
July 9th, 2014
A galaxy more than 12 billion light years from Earth is heading for a “red and dead” future because it is running out of the fuel needed to make new stars.
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Hubble Telescope Spies Gorgeous Galactic 'String of Pearls' (Photos, Video)
Droplets of Star Formation and Two Merging Galaxies in SDSS J1531+3414
July 10th, 2014
The curly string is about 100,000 light-years long and sports blue "pearls" — actually huge young star clusters — every 3,000 light-years along the way, researchers said. You can zoom in on the beautiful structure, and learn more about it, in this new Hub
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Cosmic Crumbs Reveal Umbrella Galaxy's Eating Habits
July 1st, 2014
Astronomers are studying the feeding habits of a cosmic cannibal to learn how galaxies grow. The Umbrella Galaxy is surrounded by "crumbs" left over from eating a smaller galaxy.
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Found! Most Distant Stars in the Milky Way Galaxy
Most Distant Milky Way Stars
July 10th, 2014
Astronomers have found the farthest-flung stars yet known in the Milky Way. The two objects lie at least 775,000 light-years away, making them both about five times more distant than the Large Magellanic Cloud, a satellite galaxy of the Milky Way.
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Europe Targets Black Holes with Next Big Space Mission
Artist's Impression of an Active Galaxy
July 7th, 2014
The European Space Agency has selected the Athena X-ray observatory as its second "large-class" science mission. Athena — which will cost about 1 billion euros ($1.36 billion at current exchange rates) — is scheduled to blast off in 2028.
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