On the topic of

Galaxies

This Just In
Jul 21, 2014 05:17 PM ET // Ian O'Neill
In 2011, astronomers were getting excited for what promised to be a spectacular cosmic event. Sadly, it looks like it's turned out to be a galactic damp squib. Continue reading →
Jul 14, 2014 01:45 PM ET // Ian O'Neill
As part of an ongoing survey of active galaxies, the Hubble Space Telescope looked deep into the heart of one stunning example just 32 million light-years from the Milky Way. Continue reading →
Jul 10, 2014 11:00 AM ET // Mike Wall, Space.com
The boundaries of our home galaxy may have to be redrawn.
Jul 2, 2014 05:00 PM ET // Megan Gannon, SPACE.com News Editor
Astronomers are studying the feeding habits of a cosmic cannibal to learn how galaxies grow.
Jun 18, 2014 05:15 PM ET // Nola Taylor Redd, Space.com
Scientists studying more than 140,000 extremely bright galaxies have calculated the expansion of the universe with unprecedented accuracy.
Jun 10, 2014 10:06 PM ET // Jason Major
After hundreds of hours staring into the Whirlpool Galaxy, NASA's Chandra X-Ray Observatory has spotted the X-ray emissions of active black holes. Continue reading →
Jun 3, 2014 11:54 PM ET // Irene Klotz
Astronomers have added an ultraviolet perspective to an ultra-deep field view of the universe taken by the Hubble Space Telescope over the past decade. Continue reading →
May 27, 2014 04:29 PM ET // Ian O'Neill
Although we have a pretty good idea that our galaxy contains a supermassive black hole at its core, there could be another — albeit rather exotic — explanation for our observations of Sagittarius A*. It might be a wormhole. This … Continue reading →
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