Science

Green, violet, oh my: NASA rocket launch lights up Eastern skies
The mission, to study energy transfer in space, had a brilliant upshot for nighttime viewers. East Coasters saw the green and violet vapor clouds glowing above — and have the pictures to prove it.
China lands on Mars in major advance for its space ambitions
China's rover will explore an area of Mars known as Utopia Planitia. An American rover and tiny helicopter are also currently on the planet; they arrived in February.
China says most rocket debris burned up during reentry
China's space agency said a core segment of its biggest rocket reentered Earth’s atmosphere above the Maldives in the Indian Ocean early Sunday, and that most of it burned up.
String of satellites baffles some night sky viewers, bugs astronomers
A string of lights that rolled across the night sky in parts of the U.S. on Wednesday, Thursday and Friday had some people wondering if a fleet of UFOs was coming, but it had others — mostly amateur stargazers and professional astronomers— lamenting the industrialization of space.