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.
Scientists have found a black hole 12 billion times more massive than the Sun that was formed so soon after the Big Bang it's challenging what we know about black holes.
If the two black holes meet, they could release as much energy as 100 million supernova explosions as they shatter their galaxy, a new study finds.
The Sphere instrument on the VLT in Chile peers with all its might into the blackness around a binary star system and returns a surprise for astronomers.
Long fingerlike tendrils poked out from the part of the Red Planet known as the "Martian limb" and astronomers are scratching their heads over the cause.
Astronomers have spotted in an otherwise not-very-interesting galaxy a raging storm erupting from the black hole at its core.
The nearest star beyond our own sun is 4 light-years away, but not long ago (in terms of cosmic time) a small binary star system buzzed the edge of our solar system, coming five times closer to Earth.