Space.com Image of the Day 2016-12-06T12:01:00.000000Z The private space tourism company Virgin Galactic successfully flew its SpaceShipTwo, named the VSS Unity, in its first glide test flight on Saturday (Dec. 3). Virgin Galactic aims to one day take paying customers on private suborbital flights into space House of Representatives Approves Bill to Mint Coins for Moon Landing 50th 2016-12-06T12:00:00.000000Z The United States Mint is now between one 'small step' and 'giant leap' closer to striking curved coins for the first moon landing. The House of Representatives voted to pass the Apollo 11 50th Anniversary Commemorative Coin Act. Hunt for Life on Mars Could Target Nitrogen 2016-12-06T12:00:00.000000Z Analyzing nitrogen levels on Mars could help researchers find evidence of life on the Red Planet, if it ever existed, a new study suggests. Saturn Probe Dives Past Rings for 1st Time 2016-12-06T11:54:00.000000Z Cassini zoomed within 57,000 miles (91,000 kilometers) of Saturn's cloud tops on Sunday morning, plunging through the planet's ring plane at about the spot where a faint ring generated by the small moons Janus and Epimetheus lies. Glowing Clouds Shine in Electric Blue Over Antarctica (Photos) 2016-12-06T11:52:00.000000Z New images from NASA's Aeronomy of Ice in the Mesosphere (AIM) satellite mission captured glowing electric-blue clouds in the twilight sky over Antarctica, marking an early start to this year's noctilucent, or night-shining, cloud season in the Southern H Nat Geo's 'Mars' Colonists Grow Even More Ambitious in New Episode 2016-12-05T15:30:00.000000Z Tonight's (Dec. 5) new episode of National Geographic's "Mars" miniseries will demonstrate the importance of thinking realistically about big dreams while expanding a human settlement on the Red Planet. 'Baby Groot' Steals Show In New 'Guardians of The Galaxy Vol. 2' Trailer 2016-12-05T14:08:00.000000Z The team is back up to their epic sci-fi hijinks in the latest trailer for the new movie. It premieres May 5, 2017. 'The Glass Universe': How Women 'Computers' Measured the Stars 2016-12-05T12:01:00.000000Z In the mid-19th century, women worked at the Harvard College Observatory as human computers, studying photographic plates of stars and unveiling some of the most fundamental discoveries of our universe. What Tangled Web: Galaxy's Messy 'Threads' Star in New Pic 2016-12-05T11:56:00.000000Z A striking new image from the Hubble Space Telescope captures an extremely detailed view of the galaxy NGC 4696 and the tangled, thread-like filaments stretching from its bright galactic core. Cassini Probe Will Have Busy Final Year at Titan 2016-12-05T11:55:00.000000Z Saturn's moon Titan is being used by scientists to better understand the Earth's atmosphere. One day, it could give scientist a clue about the likelihood of non-Earthlike lifeforms evolving in the universe.