02 May 2013, 09:06 AM ET
The second man to walk on the Moon, Buzz Aldrin, thinks we should set our sights on the Red Planet. Buzz's new book 'Mission to Mars' explains his vision.
01 May 2013, 03:52 PM ET
A small, tight cloud about 5000 light years from Earth called NGC 6559 is home to glowing red hydrogen, scattered blue gas from recently born stars and dark dusty regions.
01 May 2013, 02:45 PM ET
Carl Hergenrother, an observational astronomer from the University of Arizona, and Mike Nolan, a radio astronomer from the Arecibo Observatory, talk about the importance of the OSIRIS-REx sample return mission.
01 May 2013, 11:35 AM ET
An active region over the eastern limb of the Sun exploded plasma into Space. It was not directed towards us, but that active region is moving towards the Earth-facing side of the Sun. NASA's Solar Dynamics Observatory captured the event on May 1st.
01 May 2013, 09:38 AM ET
A cold war era satellite (Kosmos 1805) and NASA's Fermi spacecraft came within 30 milliseconds of occupying the same space. This caused lots of angst at NASA over a spring weekend in 2012.
30 April 2013, 03:24 PM ET
The Chandra X-ray Telescope has spied a gas cloud with the mass of ~10 billion Suns and spans ~300,00O light years. The system called NGC 6240 is the scene of two milky way-sized galaxies merging.
30 April 2013, 02:52 PM ET
A simple folding trick figured out with a paper and a pencil could be used to unfurl sails from cubesats to detect meteor impacts.
30 April 2013, 02:22 PM ET
Luna will be between the feet of the Gemini Twins, will pass by the Beehive Cluster, near the paws of the Leo the Lion and more. Find out what you can see as you follow the Moon in May.
30 April 2013, 11:27 AM ET
A C3.0-class solar flare erupted from the Sun on April 29th, 2013. Most of the ejected plasma did not have the velocity to break free of the Sun. The event was captured by NASA's Solar Dynamics Observatory.
30 April 2013, 10:27 AM ET
Jupiter, Mercury and Venus get together. Using binoculars, see the Virgo Cluster and Sombrero galaxy. The Eta Aquarid meteor shower rains and an annular solar eclipse is viewable in Northern Australia.
30 April 2013, 09:00 AM ET
Virgin Galactic's Sir Richard Branson and George Whitesides talk about Space tourism's next huge step taken on April 29th, 2013.
29 April 2013, 01:19 PM ET
Virgin Galactic's suborbital vehicle makes its first powered ascent on April 29, 2013. Exceeding Mach 1, but not (yet) trying for 'space' altitude, the test was deemed successful by the shipbuilder Scaled Composites.
29 April 2013, 01:07 PM ET
A planetary hurricane, with 300 mile per hour whipping winds, was snapped by NASA's Cassini mission. The eye of the storm is 1,250 miles wide, 20 times larger than any typhoon on Earth.
29 April 2013, 10:47 AM ET
ISS commander Chris Hadfield explains how astronauts stay hydrated and why Space Station must try to recycle everything.
26 April 2013, 03:05 PM ET
China launches its first high-resolution earth-observation satellite. Sarah Sheffer reports.
26 April 2013, 01:01 PM ET
The original Enterprise-D's bridge was blown up in Star Trek: Generations, but in the late 1990's a duplicate was made by Paramount. Its parts was taken off the scrap heap and there is hope to create it into an interactive experience.
26 April 2013, 11:01 AM ET
The Russian Progress 51 automatically docked to the the ISS's Zvezda Service Module on April 26th, 2013. A navigational antenna did not diploy shortly after launch but mission controllers worked around the problem.
26 April 2013, 09:37 AM ET
Gianluca Mais, host of the Virtual Telescope Project eclipse webcast (virtualtelescope.eu) provided this view of Earth's shadow mingling with the Moon's terrain on April 25th, 2013.
25 April 2013, 02:52 PM ET
Saturn will be the closer to Earth the night of April 28th than at any time in 2013, what astronomers call an 'opposition' because the ringed giant and the sun will be on opposite sides of the Earth, making it a great opportunity to view the planet.
25 April 2013, 02:24 PM ET
Experts have estimated that there are 29,000 objects 10 cm or larger orbiting Earth. Only 7 percent are working satellites. The European Space Agency is looking at ways to mitigate the threat.
25 April 2013, 12:43 PM ET
How do you upchuck if there is no up or down? ISS commander Chris Hadfield explains what astronauts do if they have to vomit.
25 April 2013, 11:49 AM ET
A hyper-dense spinning neutron and its rapidly orbiting companion white dwarf star seem to support Einstein’s General Relativity model of gravity under extreme conditions where the theory might have broken down.
25 April 2013, 09:09 AM ET
The heat from newborn stars creates a halo of gas around its parent galaxy. When a distant galaxy's black hole-powered light is absorbed by the gas, the Hubble Space Telescope's Cosmic Origins Spectrograph (COS) can detect it.
24 April 2013, 12:58 PM ET
A solar powered plane makes a test flight over San Francisco ahead of a planned cross country flight in May.
24 April 2013, 09:13 AM ET
The Progress 51 cargo craft successfully launched from Baikonur Cosmodrome in Kazakhstan on April 24th, 2013. While on-orbit, an antenna used as a navigational aid did not deploy, ground controllers are currently assessing the situation.