25 September 2014, 10:56 AM ET
A stunning new photo snapped by NASA's Hubble Space Telescope shines a light on a mysterious galaxy that may be considerably older than it looks.
25 September 2014, 10:00 AM ET
A study of galaxy DDO 68 (aka UGC 5340) using the Hubble Space Telescope has revealed that there may be older stars lurking in what was thought to be a primordial galaxy.
25 September 2014, 08:35 AM ET
It maybe the 'answer to ending the political gridlock in America' said the former U.S. president while speaking to ISS crew members Reid Weisman and Alexander Gerst about how they work in unison with international partners.
25 September 2014, 08:01 AM ET
Astronauts paid a virtual visit to former President Bill Clinton today from the International Space Station, sharing their perspectives on Earth from orbit.
25 September 2014, 07:24 AM ET
A Russian Soyuz spacecraft will launch a new U.S.-Russian crew on a swift six-hour flight to the International Space Station today (Sept. 25), and you can watch the action in space live online.
25 September 2014, 07:11 AM ET
MAVEN sent home its first images of Mars' upper atmosphere early Monday morning (Sept. 22), just eight hours after entering orbit around the Red Planet.
24 September 2014, 10:39 PM ET
The stars appear to rain onto the surrounding mountains, as seen in this space wallpaper taken on May 21, 2013 by Diana Juncher in the Atacama Desert in Chile.
24 September 2014, 05:30 PM ET
Billionaire Sir Richard Branson announced that his space tourism company, Virgin Galactic, has a new corporate sponsor: Grey Goose.
24 September 2014, 05:20 PM ET
An internal audit concluded that a NASA program supporting the search for potentially hazardous asteroids needs to be better structured with more staff.
24 September 2014, 02:10 PM ET
Observations of planet HAT-P-11b by the Hubble, Spitzer and Kepler Space Telescopes were used to make the discovery. The planet is 120 light-years away in the constellation of Cygnus.
Full Story: http://goo.gl/8h7zEP
24 September 2014, 01:01 PM ET
A Neptune-sized planet beyond the solar system has telltale traces of water vapor in its atmosphere, making it the smallest known wet exoplanet yet, scientists say. The exoplanet HAT P-11b is about four times the size of Earth and about 124 light-years aw
24 September 2014, 12:46 PM ET
On July 23rd, 2012, a coronal mass ejection, traveling between 1,800 and 2,200 MPH, fastest ever recorded by NASA's Solar Terrestrial Relations Observatory (STEREO), fortunately was not Earth-directed.
24 September 2014, 12:12 PM ET
Cosmonaut Anatoly Berezovoy, who led the first expedition onboard Russia's final Salyut space station, died Sept. 20. He was 72. Chosen to train as a cosmonaut in April 1970, his only space flight was to the Salyut 7 orbiting outpost.
24 September 2014, 07:30 AM ET
Researchers using data gathered by NASA's Hubble Space Telescope have determined that the supernova SN 1993J — which was first observed in 1993, as its name suggests — occurred because one star nabbed hydrogen from another.
23 September 2014, 10:15 PM ET
India's Mars Orbiter Mission (MOM) probe was captured by the Red Planet's gravity around 10:11 p.m. EDT Tuesday, making India just the fourth entity — after the United States, the Soviet Union and Europe — to place a spacecraft in Mars orbit.
23 September 2014, 10:01 PM ET
The Rosetta spacecraft's NAVCAM captured four photos that ESA stitched together to create a close-up mosaic of comet 67P/Churyumov-Gerasimenko.
23 September 2014, 06:00 PM ET
NASA announced a new contest called the Mars Balance Mass Challenge, inviting the public to submit design ideas for dual-purpose spacecraft weight balances for a future Mars mission.
23 September 2014, 02:29 PM ET
Supposed evidence of gravitational waves from the dawn of time may actually be the signature of dust and gas in our own Milky Way galaxy, a new study reports.
23 September 2014, 01:16 PM ET
The private space company's cargo spacecraft delivered supplies, a 3-D printer and more to the International Space Station on September 23rd, 2014. Full Story: http://goo.gl/6A5wcu
23 September 2014, 10:49 AM ET
NASA's New Horizons spacecraft may still be 10 months from its historic flyby with dwarf planet Pluto, but it is making good use of its interplanetary cruise to get familiar with its flyby target by imaging Pluto's outermost moon Hydra
23 September 2014, 10:40 AM ET
The Indian Space Research Organisation's (ISRO) orbiter, named Mangalyaan, will arrive at the Red Planet at 10:11 p.m. EDT on Sept. 23, 2014. Instruments aboard the spacecraft will study the Martian surface, composition and atmosphere.
23 September 2014, 09:29 AM ET
The Japan Aerospace Exploration Agency's GCOM-W1 satellite has delivered data on sea ice from March 21st, 2014 to September 17th, 2014. NASA Goddard created this visualization from the data set.
23 September 2014, 07:30 AM ET
The image captures the Saturn moons Tethys, Hyperion and Prometheus,, along with the gas giant's iconic rings. Cassini took the picture on July 14, 2014, when it was about 1.2 million miles from Tethys, NASA officials saiD.
23 September 2014, 07:10 AM ET
A private Dragon cargo ship built by SpaceX arrived at the International Space Station this morning (Sept. 23) to deliver more than 5,000 lbs. of astronaut supplies and experiments for NASA.
23 September 2014, 07:00 AM ET
SpaceX officially broke ground today (Sept. 22) on the facility, which will be located near Boca Chica Beach, at the far southern tip of the Lone Star State. The spaceport should be operational by 2016.
23 September 2014, 07:00 AM ET
See images of the ringed planet from NASA's Cassini spacecraft in orbit around Saturn.
22 September 2014, 04:25 PM ET
NASA's Dawn spacecraft has resumed normal operations after a high-energy particle event forced the mission to enter safe mode, knocking its ion drive offline.
22 September 2014, 03:43 PM ET
Audience members voted to restore Pluto's planethood during an event held last week organized by the Harvard-Smithsonian Center for Astrophysics.
22 September 2014, 03:00 PM ET
A new European prototype telescope inspired by an insect's eye could help protect Earth from dangerous asteroids when it is expected to come online next year.
22 September 2014, 02:01 PM ET
A probe flying through deep space has been beaming back amazing photos and information about its target comet since arriving at the cosmic body in August.
22 September 2014, 12:43 PM ET
Since it was awoken from deep space hibernation, the ESA mission has been collecting scientific data on Comet 67P/Churyumov-Gerasimenko. It has imaged dust streams emanating from the surface and captured grains with an on-board instrument.
22 September 2014, 11:25 AM ET
A solar flare is a light-speed traveling burst of x-rays and energy, while a coronal mass ejection (CME) is a giant cloud of particles emitted from the Sun. Both can affect the Earth in different ways and sometimes they happen together.