Behold the best look yet at a massive intergalactic train wreck in progress. It's also a glimpse at what the universe looked like when it was only half its current age.
Marvel's intergalactic misfits hit the big screen this summer, but they're blasting off into shops now in three Lego sets.
Two photographers and their students brave threatening weather in Arizona to capture these stunningly beautiful pictures of our galaxy.
Astronomers use the Very Large Telescope to reveal a space drama involving two unique stars in the Ara constellation.
You should probably read this. It's only potentially one of the most important revelations in physics since Einstein's days.
Already visible from Earth with binoculars, ISON will get up close and personal with the sun on Thanksgiving Day.
The closest look ever at a new comet will happen when the mountain-size comet Siding Spring buzzes past Mars this weekend.
A rare close flyby of a comet near Mars put NASA's orbiters in a potentially dangerous situation, but also allowed them to study the moving space object.
Even our sun isn't immune from cosplay fever. A recent NASA image captures a perfect storm of magnetic fields that give the sun the look of a carved Halloween pumpkin.
The discovery of a new unusually bright dead star leads astronomers to question assumptions about a type of cosmic radiation -- and pulsars themselves.