Thus was history made: Space Shuttle Atlantis left the International Space Station on Tuesday and made its last return to Earth today. The Shuttle era is now over and the door is open to the next generation of space vehicles.
Last month, Pluto passed in front of a star and cast a small shadow on the Earth - astronomers from Lowell Observatory were among the scientists and crew who observed the rare occultation event from NASA's newest airborne observatory, SOFIA...
If you look for signs and portents in the skies, you can't do much better than this: The Herschel Space Telescope has provided the best view yet of an infinity sign at the center of our Milky Way galaxy.
'Secondary' may not sound as important as 'primary' but when it comes to the next-generation James Webb Space Telescope a secondary mirror plays a critical role in ensuring the telescope gathers information from the cosmos.