NASA wants ideas for keeping Moon missions powered in the dark
It could be key to long-term lunar settlements.
Space exploration
Watch a 'transforming' drone blast out of a cannon
Ballistic drones could aid emergency response teams and space exploration.
Scientists discover water vapor on an exoplanet with a rocky core
There may even be rain and clouds on planet K2-18 b.
‘Kerbal Space Program’ gets an interstellar flight sequel
The popular build-your-own-spaceship game arrives in 2020.
