Ten Discoveries from SOFIA

(From NASA) Ten years ago, NASA’s telescope on an airplane, SOFIA (the Stratospheric Observatory for Infrared Astronomy), first peered into the cosmos. Since the night of May 26, 2010, SOFIA’s observations of infrared light, invisible to the human eye, have made many scientific discoveries about the hidden universe.

Seven Days Out: ESA’s Historic Landing on a Comet is Just a Week Away

In less than a week, on November 12, 2014, the Philae lander will separate from ESA’s Rosetta spacecraft and descend several kilometers down to the dark, dusty and frozen surface of Comet 67P/Churyumov-Gerasimenko. Its three spindly legs and rocket-powered harpoon are all that will keep the 100-kilogram spacecraft from crashing or bouncing hopelessly back out…

“A boulder as big as a house”

A high-res image of Mars’ moon Phobos, acquired on January 9 by ESA’s Mars Express, shows a large boulder on the irregularly-shaped moon’s southern hemisphere. It rests near the edge of a large crater…when I rotated the image it looked as if it should just start rolling backwards and slide right over the edge! (The…