Mars-Bound Comet Siding Spring Sprouts Multiple Jets
Comet Siding Spring, on its way to a close brush with Mars on October 19, has been kicking up a…
What’s The Fastest Way To Die In Space?
Space is a hostile environment for human beings. No part of it will permit you to survive longer than a…
Rosetta Spacecraft Spies Its Comet As It Prepares For An August Encounter
As Rosetta limbers up for its close-up encounter with a comet, we have visual confirmation that it's on the right…
Discovery! Possible Dwarf Planet Found Far Beyond Pluto’s Orbit
What is a dwarf planet? Some astronomers have been asking that question after Pluto was demoted from planethood almost a…
Surprise! Asteroid Hosts A Two-Ring Circus Above Its Surface
Rings are a tough phenomenon to spot. As late as 1977, astronomers thought that the only thing in the solar…
What Are These Hollows on Mercury?
Emily Lakdawalla from the planetary society describes one of the mysteries that's currently fascinating her. There are strange structures on…
Carnival of Space #346
This week's Carnival of Space is hosted by Joe Latrell at his Photos To Space blog. Click here to read Carnival…
Astronauts ‘In Good Shape’ As They Face Space Station Docking Delay
Despite a problem that held up last night's International Space Station docking, the Expedition 39/40 crew is doing well as…
Rocky Alien Planet Leftovers ‘Polluted’ White Dwarf Stars With Metal
What's with all the metals in the atmosphere of white dwarfs, those things that are corpses of stars like our…
UPDATE 2: Crew’s Space Station Docking Delayed Two Days Due To Glitch
Update, 10:13 p.m. EDT: Tonight's docking with the International Space Station will not happen because one of the engine firings scheduled…