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.
The discovery of water vapor in the atmosphere of the planet opens up more understanding about planet formation and the possibility of life outside our solar system.
Astronomers have mapped the Milky Way's position to the outskirts of a supercluster of galaxies, newly dubbed Laniakea, meaning "Immense Heaven".
The agency's Hubble Space Telescope spots one of the smallest galaxies ever discovered -- with a giant black hole at its core.
While we typically think of black holes as death pits from which nothing can escape, recent studies suggest black holes play a pivotal role in creating stars. Could one have created our sun?
The Hubble can only take images in black and white. Does this mean its gorgeous full-colour photos are "fake"? Well, actually... no.
In a preface to a new book, the famed physicist fears the Higgs Boson becoming unstable and causing a "catastrophic vacuum decay." But how likely is that really?