Deep Impact has made the first space-based observations of comet ISON.
It's taken me a year to face the emotionally draining task of reading and writing about Galileo's cruise phase as chronicled in the mission's newsletters.
Curiosity is inching her way through her first use of the drill on a Martian rock. She paused in the proceedings to capture a second Martian "selfie."
Posted by Bruce Betts on 2013/02/01 11:02 CST
David Warmflash, who organized a science (and peace) experiment with the Planetary Society for the ill fated STS-107 Columbia mission, reflects on that tragic day ten years ago.