Top news for December 21, 2008

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Why NASA Launched a Robotic Archaeologist Named Lucy

Rocket launch today: SpaceX launching US spy satellite in morning liftoff

On This Day In Space: May 25, 2008: NASA's Phoenix spacecraft lands on Mars

International Space Station: Live updates

Live this week: Watch the 2021 International Mars Society Convention online

Dr. Eric Cassell, Bioethicist Who Put the Patient First, Dies at 93

The biggest comet ever seen will get as close as Saturn in 2031

Jet Fuel Made From This Crop Could Cut Emissions by Up to 68%, New Analysis Proves

CBD Oil Side Effects: Full Breakdown and Best Products

Scientists find evidence the early solar system harbored a gap between its inner and outer regions