NASA tests small nuclear reactor that could power a habitat on Mars
The compact system can reliably generate power, a must for distant space travel.
Elon Musk brings his Mars plan before the scientific community
Musk really wants to go to Mars.
Virgin Galactic's SpaceShipTwo completes second glide flight
The long-delayed reusable craft has several more before it moves on to powered flight tests.
Elon Musk answers your SpaceX questions on Reddit at 6PM Eastern
Can we call it 'Ask Musk Anything?'
NASA wants ideas for how to survive on Mars
The NASA iTech initiative asks outside groups to pitch the future of space exploration technology.
Chinese space theme park to send tourists to the stratosphere
'Future Valley' theme park will put people in near-space high altitude balloons.
SpaceX wants two more landing pads for Falcon Heavy rocket
With two extra pads, SpaceX could land three rockets at the same time.
This is the first object 3D-printed from alien metal
Planetary Resources and 3D Systems turned a meteorite into a 3D print.
ICYMI: Drawing in VR, new space plane and more
Get all caught up on the week that was with In Case You Missed It.