A unique and enigmatic variety of stars known as blue stragglers appear to defy the normal stellar aging process. Discovered…
Extreme sports taking on place on Mars? How about snowboarding – or actually sandboarding --down Martian dunes on a cushion…
The Chandra X-ray Observatory has been keeping an eye on a black hole actively munching away on gas at the…
Last week, SpaceX fired up a new version of the Falcon 9 for a short 10-second test fire. Now, they've…
Riding atop a fiery Long March rocket, three taikonauts blasted off from Earth today (June 11) to kick off an…
Last night (June 10, 2013) the two innermost worlds of our Solar System visible were joined by a very slender…
The closest to the planet itself, the hazy arcs of Saturn's D ring may lack the reflective brilliance and sharply-defined…
On the cusp of the 10th anniversary since launching to the Red Planet, NASA’s long lived Opportunity rover has discovered…
This article comes from our archive, but we updated it with this video. Saturn is my absolute favorite object in…
In a somewhat surprise announcement, Canadian astronaut -- and social media icon -- Chris Hadfield announced his retirement from the…