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December 17, 2009
- NASA Astronauts and Managers to Discuss the First of Five Remaining Shuttle Flights
- Hark, NASA Heralds Season’s Greetings Exchange With Space Station Crew
- Reflection of Sunlight off Titan Lake
- Holden Crater Delta
- Terra Turns Ten: Snow, Clouds, and Sunlight
- El Niño Surges; Warm Kelvin Wave Headed for South America
- Stubby Shadow
- Tropical Cyclone Laurence
- Vallis Alpes
- Cassini Significant Events 12/09/09 – 12/15/09