'Starshot' plan gets probes to Alpha Centauri in your lifetime
Stephen Hawking and Yuri Milner are backing a $100 million effort to explore our closest neighboring star.
NASA probe should lead to quieter supersonic aircraft
Sonic booms won't create such a ruckus thanks to data from this in-air instrument.
NASA's asteroid explorer faces tests that simulate space
OSIRIS-REx has to pass a regimen that includes extreme cold and vacuum.
China plans to visit the dark side of the moon in 2018
We've got a music recommendation for the control room.
Juno sets distance record for solar-powered spacecraft
The craft is 493 million miles from the sun and gets a fraction of the Earth's solar energy.
Philae comet lander has likely gone silent for good
A last-gasp attempt at contacting the lander hasn't received a response.
Cassini leaves Saturn's moon Enceladus after one last mission
The space probe will study Enceladus' heat before it bids farewell and explores Saturn's rings.
Japan's Venus probe is about to take another shot
The Akatsuki spacecraft will try once more to get into Venus' orbit -- watch live.
New Horizons parts Pluto with a shot of its puniest moon
NASA's spacecraft is now enroute to a 30-mile-wide object a billion miles away.