Identifying the chemical elements in the stars could have a fascinating spin-off for cancer treatments.
It looks like the Large Magellanic Cloud (LMC) has been poaching stars from its smaller sibling, the Small Magellanic Cloud (SMC). Bad LMC!
Could the discovery of two neighboring brown dwarfs indicate that more of these ultracool "failed stars" are nearby?
Robert Lamb blogs about Carl Sagan, star dust and some awesome cosmic renditions of Joni Mitchell's "Woodstock."
The sun is changing, but scientists aren't sure why.
Astronomers have uncovered a new class of objects they are calling "ultra-luminous supernovas."
These two stellar siblings don't seem to like each other very much. But it's OK, they make up in the end.
These two stellar siblings don't seem to like each other very much. But it's OK, they make up in the end.
The world -- located 20 light-years from Earth -- might sustain liquid water, but it would be a very alien place to visit.
Studying one supercluster in the Great Wall has revealed a strange spider-like structure of galactic tendrils.