October 21, 2015 Watch a 45-mile-wide asteroid blot out a star tonight An asteroid the size of Rhode Island will briefly blot out one of the brightest stars in the sky overnight tonight (March 19-20), and you can watch the rare celestial event live online, weather permitting.
October 21, 2015 Buzz Aldrin's son targets 2015 moon venture Former ULA-Boeing executive and son of U.S. astronaut Buzz Aldrin, Andrew Aldrin was named president of Moon Express, Inc.
October 21, 2015 Planet bonanza: NASA announces discovery of 715 new worlds Scientists using the planet-hunting Kepler telescope pushed the number of planets discovered in the galaxy to about 1,700.
October 21, 2015 Name a Martian crater for just $5 bucks Naming landmarks on Mars isn't just for scientists and rover drivers anymore.
October 21, 2015 Watch the Moon, Mars and star form a celestial triangle Wednesday night If your weather is clear late Wednesday, take a look at the sky toward the east-southeast horizon to spot a "celestrial triangle" formed by the moon, a bright star and an even brighter planet: Mars.
October 21, 2015 Russian reconnaissance satellite burns up in atmosphere, report says Fragments of a defunct Russian reconnaissance satellite have reportedly burned up in the atmosphere.
October 21, 2015 Howl at the Wolf Moon Wednesday: Weird full moon names of 2014 The first full moon of 2014 rises this week, but despite being the first of the year, it has the surprising name "Old Moon" for some cultures, but it's not the only lunar nickname for the event.
October 21, 2015 NASA astronauts tackle urgent spacewalking repairs Astronauts sailed through the first of a series of urgent repair spacewalks Saturday to revive a crippled cooling line at the International Space Station. Astronauts removed an old space station pump Saturday, sailing through the first of a series of urgent repair spacewalks to revive a crippled cooling line.
October 21, 2015 Mars One unveils first stage of plan to colonize Red Planet An ambitious project that aims to send volunteers on a one-way trip to Mars unveiled plans for the first private unmanned mission to the Red Planet Tuesday, a robotic vanguard to human colonization that will launch in 2018.
October 21, 2015 Hubble finds hints of water on 5 alien planets NASA's Hubble Space Telescope has detected water in the atmospheres of five planets beyond our solar system, two recent studies reveal.
