October 20, 2015 Spacewalkers install new antenna outside International Space Station A pair of spacewalking astronauts managed to install a new antenna Thursday outside the International Space Station, despite some equipment trouble.
October 20, 2015 Night sky creatures: How to spot the centaur and the wolf One of the most interesting of the constellations is now dominating the low southern sky at around 9:30 p.m. local daylight time — the mythical half-horse, half-man creature known as the Centaur.
October 20, 2015 Violent moon-forming impact occurred 60 million years earlier Through the analysis of isotopes trapped inside ancient quartz crystals, geochemists have realized that the Earth-shattering cosmic impact that laid waste to our young Earth and formed the moon happened 60 million years earlier than thought.
October 20, 2015 New Space Station crew will launch today Three new crewmembers are set to launch on a quick trip to the International Space Station, and you can watch them blast off live online today.
October 20, 2015 Mars rover sets out to solve red planet's environmental mysteries NASA's Mars rover Curiosity is about to hit the road again.
October 20, 2015 Solar siblings? Astronomers discover sun's long-lost brother It turns out that the sun has a long-lost brother -- and now astronomers are racing to map a solar family tree.
October 20, 2015 Dark matter 'slingshot' could send lethal asteroids crashing into Earth Dark matter could sling lethal meteors at Earth, potentially causing mass extinctions like the cataclysm that ended the Age of Dinosaurs, Harvard scientists say.
October 20, 2015 Vision risks for astronauts could be a Mars mission 'showstopper,' NASA scientist says Mars may possess a stark and austere beauty, but a manned Red Planet mission will likely not be easy on the eyes.
October 20, 2015 Saturn may have given birth to a baby moon, astronomers say NASA’s Saturn-orbiting Cassini spacecraft has imaged something peculiar on the outermost edge of the gas giant’s A-ring. A bright knot, or arc, has been spotted, 20 percent brighter than the surrounding ring material and astronomers are interpreting it as a gravitational disturbance caused by a tiny moon.
October 20, 2015 Mars makes closest approach to Earth in 6 years monday ahead of lunar cclipse A huge night for stargazers is nearly here: On Monday evening, Mars will make its closest approach to Earth in six years, just ahead of a total eclipse of the moon.
