Several of these exoplanets, just 39 light-years away, are in the habitable zone, where water could exist in liquid form.
Life expectancy in the US was 36.5 days shorter in 2015 than in 2014
Moon appears 14 percent bigger and 30 percent brighter.
Don’t miss it: The last one occurred in 1948; the next one won’t happen until 2034.
Fireball delivers blow to efforts of two high-profile billionaires: SpaceX exec Elon Musk and Facebook’s Mark Zuckerberg.
Scientists for the first time succeed at growing noroviruses in human intestinal cell cultures in the lab.
“It’s the closest star, it has a potentially habitable world — I just think it’s amazing.”
The epic flight by Solar Impulse 2 marks new era
Scientists think that Mars was once a far more Earthlike planet.
Study delivers some bad news would-be astronauts.
The rewards of this $1.1 billion mission are clear.
B-2 facility will be testing an engine for a rocket bound for Mars.
NASA Glenn celebrates its 75 year anniversary with an open house including displays at Kalahari and a tour of the Plum Brook Center.
Source of unmatched adhesive abilities — a mystery that scientists have pondered for decades — lies at nanoscale.
Thursday marked 30th anniversary of space shuttle Challenger tragedy.