30 June 2014, 04:27 PM ET
The nonprofit organization that has raised eyebrows with its plans to send people on a one-way mission to Mars is now accepting proposals for scientific payloads that could fly aboard an unmanned mission to the Red Planet in 2018.
30 June 2014, 03:38 PM ET
A new pair of running shoes may help you run a personal best, but a different kind of shoe could help spacefarers stay fit.
30 June 2014, 01:06 PM ET
NASA’s OCO-2 is designed to watch Earth “breathe,” exhaling, then reabsorbing CO2 as the probe maps and re-maps our planet’s surface. Humanity’s rate of carbon-loading the atmosphere is rapidly accelerating.
30 June 2014, 12:00 PM ET
SETI is stepping up its search for alien lifeforms on far off worlds. The Search for Extraterrestrial Intelligence (SETI) program recently announced two new methods to search for signals that could come from life on other planets.
30 June 2014, 11:18 AM ET
The Scorpius constellation is easy to find by its reddish star: Antares (heart of the scorpion). To its west, the M4 “Cat’s Eye” globular cluster can be found. To the east, a group of stars form the Teapot asterism.
30 June 2014, 10:29 AM ET
Saturn and Mars are visible in the evening and Venus and Mercury can be found before sunrise. At the end of the month, the annual Delta Aquarid peaks with 20 meteors per hour. -- Skywatching Guide: http://goo.gl/uETMG9
30 June 2014, 09:23 AM ET
The Low-Density Supersonic Decelerator (LDSD) was tested over Hawaii on June 28th, 2014. It successfully tested the Supersonic Inflatable Aerodynamic Decelerator (SIAD) but its second major test, the Supersonic Disk Sail Parachute, failed to deploy.
30 June 2014, 07:28 AM ET
The space agency's Orbiting Carbon Observatory-2 satellite passed its launch readiness review Sunday, meaning the craft is set to lift off Tuesday from Vandenberg Air Force Base in California at 5:56 a.m. EDT atop a Delta 2 rocket.
30 June 2014, 07:15 AM ET
NASA's Cassini spacecraft marks a big milestone today (June 30) — a decade exploring Saturn and its many moons.
29 June 2014, 09:36 PM ET
The Low-Density Supersonic Decelerator (LDSD) was tested over Hawaii on June 28th, 2014. The vehicle, testing new Mars descent and landing tech, was dropped from a balloon at an altitude of 23 miles and fired its onboard rocket.
29 June 2014, 11:14 AM ET
What was your favorite space news story of the last week?
29 June 2014, 07:50 AM ET
A humanoid robot aboard the International Space Station is inspiring technology that could be useful to both astronauts and people on Earth. Tech developed during the Robonaut program is being adapted into several spinoffs.
28 June 2014, 05:45 PM ET
The space agency launched its Low-Density Supersonic Decelerator test vehicle today from Hawaii, seeing how equipment designed to slow the descent of spacecraft through the Red Planet's atmosphere performs at high speeds in Mars-like conditions.
28 June 2014, 01:47 PM ET
From night-shining clouds to stunning images of the Milky Way, don't miss these amazing objects to watch in the night sky.
28 June 2014, 12:37 PM ET
From the true size of sun's atmosphere to a trio of huge black holes, don't miss these amazing space images of the week for June 28, 2014.
28 June 2014, 07:05 AM ET
Jupiter will end its brilliant year-long showing on Sunday evening (June 29) with a rendezvous with a young and slender crescent moon. Both objects will sit low on the horizon in the twilight sky.
27 June 2014, 04:45 PM ET
The sun's volatile atmosphere is even bigger than scientists expected, a NASA spacecraft has revealed. The space agency's STEREO satellite found that the solar atmosphere, known as the corona, stretches 5 million miles above the sun's surface.
27 June 2014, 04:10 PM ET
Footage from NASA's Solar Terrestrial Relations Observatory, or STEREO, shows the mesmerizing flow of sound-like waves moving through the sun's corona.
27 June 2014, 03:49 PM ET
The Angara rocket was scheduled to blast off today (June 27) from Plesetsk Cosmodrome in northwestern Russia, but automated control systems detected a problem and aborted the launch during the final countdown, Reuters reported.
27 June 2014, 02:35 PM ET
Two American astronauts on the International Space Station got a space-based head shaving yesterday courtesy of German crewmember Alexander Gerst after the three spaceflyers went in on a World Cup wager.
27 June 2014, 01:18 PM ET
If Germany won, NASA's Steve Swanson and Reid Wiseman get their heads shaved. If USA won, ESA's Alexander Gerst gets the US flag painted on his head. Gerst's ISS'barber shop' was open for business after the game. FULL STORY: http://goo.gl/WD3mKr
27 June 2014, 12:16 PM ET
The glowing Milky Way shines over Rattlesnake Lake in Washington State in this stunning image. Astrophotographer Matt Zietzke took this image from Rattlesnake Lake near North Bend, Washington on May 19, 2014.
27 June 2014, 10:43 AM ET
NASA's Orbiting Carbon Observatory (OCO-2), due to launch on July 1st, 2014, will study the greenhouse gas carbon dioxide. It will dramatically incerease the observation of CO2, delivering important data on its sources and 'sinks'.
27 June 2014, 10:01 AM ET
The Goddard Space Flight Center is managing the safety, design, engineering and finances. They also delivered 2 of the instruments aboard the spacecraft. It launched in November 2013 and is due to arrive in September 2014.
27 June 2014, 10:00 AM ET
The new film "Earth to Echo" — which follows a group of kids on a journey to help save a small alien robot — might have a bit of extraterrestrial truth at its core, one alien-hunting astronomer says.
27 June 2014, 07:01 AM ET
Scorpius is one of the prettiest constellations in the sky, and one of the few that actually resemble their names.
27 June 2014, 07:00 AM ET
An astrophotographer sends in a stunning a panoramic image of the Milky Way over a field in New Hampshire.
26 June 2014, 04:22 PM ET
The NASA video shows the tense scene at mission control on the night of June 30, 2004, as the Cassini spacecraft prepared to execute a crucial engine burn that would allow it to enter orbit around Saturn.
26 June 2014, 03:40 PM ET
A student-led mission aims to send a time capsule to the Red Planet, using a new, more compact kind of propulsion system.
26 June 2014, 01:25 PM ET
An astronomer has recreated the "Pillars of Creation," which the Hubble Space Telescope captured in a famous photo, using a computer simulation.
26 June 2014, 11:59 AM ET
As it turns out, Anna Kikina is to become a cosmonaut after all. The only woman among Russia's recent candidate group, Kikina was excluded from the cosmonaut corps by the commission overseeing the selections. That decision though, has now been reversed.
26 June 2014, 11:41 AM ET
A computer simulation shows how an interstellar cloud of gas and dust can collapse and expand over 1.6 million years, forming "elephant trunks" like the ones seen in the "Pillars of Creation." FULL STORY: http://goo.gl/4Ke1Sj