Spotting the Hardware in the Heavens
It's tricky to get a good estimate for how many satellites are in the skies above us, but if you've ever looked up at the night sky you've probably seen one orbiting the Earth.
Stars
Star-Hunting with a Purpose
GLOBE at Night invites the world to measure light pollution.
Starry, Starry Skies
California desert town takes back the night, wins rare "Dark Sky" award
Project Keeps Sky Watchers in Eternal Dark
Surveillance around the clock is offered to schoolchildren and astrophysicists via Internet-linked telescopes girding the globe.
The Search for Intelligent Light
Planet hunter Geoff Marcy scans the skies for answers to the universal question of other life.