By using the world's preeminent telescopes, astronomers peer behind a curtain of dust to find a giant star-making factory known as "Sparky."
A giant star in the Canis Majoris constellation isn't acting like itself, and scientists are doing their best to figure out why.
Speaking to Congress, two astronomers from SETI describe the chances of finding aliens as almost 100 percent.
Scientists pull a needle out of a haystack and identify a star that dates back to shortly after the Big Bang.
Gravitational lensing has produced a spectacular ring from a starburst galaxy nearly 12 billion light-years from Earth.
Technically Incorrect: There will, supposedly, be "definite evidence" that we are close to a very close encounter sooner than we might think.
For the first time, astronomers have captured images of a rare type of asteroid that rotates so quickly it literally cracks itself up.
Rocky planets that orbit a binary star system, like the fictional home of Luke Skywalker, were thought to be impossible, until now.
It takes a mighty wind to keep stars from forming. Researchers have found one in a galaxy far, far away -- and NASA made a short movie about it.
New research contends that the Milky Way alone is flush with billions of potentially habitable planets -- and that's just one sliver of the universe.