Stars
Greedy Galaxies Gobbled Gas, Stalling Star Formation Billions Of Years Ago
Like millionaires that burn through their cash too quickly, astronomers have found one factor behind why compact elliptical galaxies stopped…
‘Cosmic Flashlight’ Makes Gas Glow Like A Fluorescent Light Bulb
Funny how a single quasar can illuminate -- literally and figuratively -- some of the mysteries of the universe. From…
Milky Way Shakes, Rattles and Rolls…
For decades astronomers have puzzled over the many details concerning the formation of the Milky Way Galaxy. Now a group…
What a Star About to Go Supernova Looks Like
No, this isn't a distant view of the London Eye. This nebula with a giant star at its center is…
Celestial Laser Show? Nope, These Are Trails Showing Off Star Colors
There are so many colorful streaks in that image above that you'd be forgiven for thinking somebody is shooting lasers…
Watch a Star Blast Out Waves of Light
6,500 light-years away in the southern constellation Puppis an enormous star pulses with light and energy, going through the first…
When Is a Star Not a Star?
When it's a brown dwarf -- but where do we draw the line? Often called "failed stars," brown dwarfs are…
‘Glowing Wreck Of A Star’ Reveals Cosmic Cannibalism
Circinus X-1 may look like a serene place from a distance, but in reality this gassy nebula is quite a…
This Spooky X-Ray ‘Hand’ Demonstrates A Pulsar Star Mystery
That spooky hand in the image above is producing questions for scientists. While the shape only coincidentally looks like a…