» On This Day In Space! May 21, 2010: Japan Launches 1st Successful Solar Sail on 'Ikaros'
On May 21, 2010, Japan launched the first successful solar sail into space. See how it happened in our On This Day In Space video series.
» Dark Futures: Does Humanity Really Need a Backup Earth?
SpaceX CEO Elon Musk has a vision: He wants to get humans to Mars as soon as possible. Is that humanity's best option?
» China Launches Relay Satellite for Mission to Moon's Far Side
China just launched a spacecraft that will help pave the way for a historic mission to the moon's far side later this year.
» Launch Photos: Orbital ATK's Antares Rocket & Cygnus OA-9 Soar to ISS!
An Orbital ATK Antares rocket launched an Antares rocket and the uncrewed Cygnus OA-9 cargo ship to the International Space Station on May 21, 2018. See the mission in photos here!
» Weird Space Rock Provides More Evidence for Mysterious 'Planet Nine'
The solar system just got a bit stranger.