Strange signals picked up by the radio telescope pointed towards the stars in Parkes, Australia have a rather more mundane origin.
Each year NASA's Earth Observatory picks enlightening or incredible images of our planet taken from space and has the public vote on them in Tournament: Earth. Here are Crave's favorites.
The Solar Dynamics Observatory celebrates five years of sun-worshipping by releasing its impressive 100 millionth image of our closest star.
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.
One of the most powerful black holes in the observable universe has been revealed by NASA's Chandra X-Ray Observatory.
Interstellar echoes from a flaring neutron star have allowed astronomers to solve a mystery -- pinpointing the star's location.
Astronomers have used a trick of general relativity to look around a corner, of sorts, and view a massive, distant galaxy with remarkable clarity.
Astronomers have pieced together Hubble data to observe a collision between knots of matter in the jet of a supermassive black hole for the first time.
Astronomers using the Hubble Space Telescope say the star nicknamed Nasty 1 (Miss Jackson if...) doesn't behave like a typical star of its kind. Hence its bad-boy image and name.
The Very Large Telescope in Chile provides what may be our best look ever at a stunningly beautiful nebula that defies its namesake.