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References, projects, research, space exploration, and travel in space
See the latest data from The Planetary Society's LightSail 2 spacecraft, and find out when it will be passing over your location.
Select any satellite orbiting the Earth and check where it is located now.
National Institute of Standards and Technology as part of the U.S. Department of Commerce
The USGS and its partners monitor and report earthquakes, assess earthquake impacts and hazards, and perform research into the causes and effects of earthquakes.