SpaceX

Five Things to Know About NASA's New Planet-Hunting Satellite

TESS will scan the skies in search of the next crop of exoplanets

NASA Sends Human Sperm to the International Space Station

Astronauts will study how microgravity affects the motility of the little swimmers

SpaceX launches it's first re-used Falcon 9 rocket

Five Things to Know About SpaceX’s First Internet Satellite Launch

Along with an earth-observing satellite, the company will be testing two of a planned 12,000 internet satellites

Tesla Roadster Has Six Percent Chance of Crashing to Earth in the Next Million Years

Don't worry, it's unlikely to happen anytime soon—and even if it does most of it would burn up on entry

Is SpaceX Being Environmentally Responsible?

Falcon Heavy’s flashy space car may not have been the best idea—for Mars

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