galaxy
What if we’re truly alone?
At least once, you’ve looked up at the night sky and asked the same longstanding question we’ve all asked at…
Galactic Panspermia. How far Could Life Spread Naturally in a Galaxy Like the Milky Way?
Can life spread throughout a galaxy like the Milky Way without technological intervention? That question is largely unanswered. A new…
This galaxy took only 500 million years to form
Galaxies are supposed to build up a very slowly, taking billions of years to acquire their vast bulk. But a…
Gaia has Already Given Us 5 New Insights Into the Milky Way
The European Space Agency launched the Gaia mission in 2013. The mission's overall goal was to discover the history of…
This Is Fascinating. An Image of a Galaxy’s Magnetic Field
There’s always more than one way to look at the world. There’s also more than one way to look at…
What Is the Name Of Our Galaxy?
Since ancient times, humans have looked up at the bright band in the night sky and called it the Milky…
Weekly Space Hangout – May 26, 2017: Stephen Petranek and How We’ll Live On Mars
Host: Fraser Cain (@fcain) Special Guest: NAT GEO’s Stephen Petranek is the author of How We’ll Live on Mars (TED…
Are There Dark Matter Galaxies? ft. Sarah Pearson from Space with Sarah
We know there’s dark matter, and there are galaxies, but are there galaxies entirely made up of dark matter? Astronomer…
Terzan 5 May Unlock Secret to Milky Way’s Past
A team of astronomers have discovered a globular cluster that stands out as distinct from all others -- a fossil…
18 Billion Solar Mass Black Hole Rotates At 1/3 Speed Of Light
An international team of astronomers recently measured the rotation rate of one of the most massive black holes known ...…