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.
A black hole that hasn't been heard of since 1989 has suddenly become active again and is now the brightest object in the X-ray sky.
In the "Star Trek" universe, humans made contact with aliens in 2063. In the real world, scientists could beat that mark by decades, at least when it comes to detecting signs of life beyond this rock.
Don't believe the hype, there's no planetary alignment capable of causing "the Big One," just a viral video devoid of any real facts.
The Very Large Telescope in Chile provides what may be our best look ever at a stunningly beautiful nebula that defies its namesake.
Silicon Valley faces tough questions about how it treats women. But the problem isn't just for modern-day women -- it goes back at least 200 years.
Data from the Very Large Telescope in Chile suggests that it would be more appropriate to call the Eagle Nebula's famous gas formation the "Pillars of Destruction."