17 September 2015, 04:37 PM ET
The photo, which New Horizons took during its epic July 14 flyby of Pluto, captures a sunset view. Towering ice mountains cast long shadows, and more than a dozen layers of the dwarf planet's wispy atmosphere are clearly visible.
17 September 2015, 12:59 PM ET
NASA, Obama, MIT and more hailed teenaged Ahmed Mohamed, who was arrested at school Monday when teachers mistook his homemade electronic clock for a bomb.
17 September 2015, 07:43 AM ET
On Sept. 27, skywatchers throughout the Americas, Europe, Africa and western Asia will witness a total eclipse that happens to occur when the moon looks abnormally large and bright in Earth's sky. Here's the science behind the "supermoon eclipse."
17 September 2015, 07:31 AM ET
The Square Kilometer Array (SKA), currently planned to begin construction in 2018, could enable the search for intelligent life to piggy-back on other scientific observations, scouring the galaxy with unprecedented precision.
17 September 2015, 07:30 AM ET
Private spaceflight company SpaceX released a series of gorgeous images that show its crewed Dragon capsule touching down on the Red Planet.
16 September 2015, 06:24 PM ET
Seven images were taken by Philae's ROLIS instrument from 219 Feet (67 meters) to 30 Feet (9 meters) of Comet 67P/Churyumov-Gerasimenko surface.
16 September 2015, 05:45 PM ET
The Solar and Heliospheric Observatory (SOHO), a joint effort of NASA and the European Space Agency, spotted comet number 3,000 on Sunday (Sept. 13). The landmark discovery was pulled out of SOHO's database by Worachate Boonplod of Thailand.
16 September 2015, 05:45 PM ET
Daredevil sungrazing comets risk annihilation every time they skim the surface of our star. Here's how the Solar and Heliospheric Observatory tracks these comet interlopers.
16 September 2015, 05:25 PM ET
During an award ceremony last month, the organization Shades of Blue recognized Nichelle Nichols — Lt. Uhura from the original "Star Trek" series — for her role in recruiting women and minorities to become NASA astronauts.
16 September 2015, 03:51 PM ET
Orion's first crewed sojourn, known as Exploration Mission 2 (EM-2), is targeted for launch in August 2021. But after conducting a thorough review of the Orion program last month, NASA now says EM-2's liftoff will occur "no later than April 2023."
16 September 2015, 03:40 PM ET
NASA rolled out the red carpet for two 'Red Planet' movie actors, providing a behind-the-scenes look at the agency's real journey to Mars with the stars from "The Martian." The cast members visited the agency's Johnson Space Center in Houston.
16 September 2015, 03:00 PM ET
French designers propose an innovative shelter for Mars.
16 September 2015, 02:55 PM ET
Here's a brief rundown of how Jeff Bezos, Elon Musk, Paul Allen and Richard Branson are helping shape the exploration and exploitation of space.
16 September 2015, 02:51 PM ET
A slight wobble in the orbit of Saturn's moon Enceladus can only be explained by a global ocean beneath its crust.
16 September 2015, 10:45 AM ET
The NASA/ESA Solar and Heliospheric Observatory captured what is thought to be the Kreutz sungrazer comet's final moments. It was most likely vaporized on closest approach on Sept. 16th, 2015.
16 September 2015, 10:15 AM ET
Smaller and older than the Milky Way, and very close by, the Sculptor Dwarf Galaxy is lurking right in plain sight, easy to miss. But studying the faint satellite galaxy is revealing more about how groups of stars form and evolve.
16 September 2015, 10:00 AM ET
About 280,000 light years from Earth, the Sculptor Dwarf Galaxy contains many very old stars. It’s diffuse nature lets light from very distant galaxies through to the seniors of the La Silla Observatory.
16 September 2015, 07:48 AM ET
Starting with the waxing crescent moon tonight (Sept. 16), skywatchers with binoculars or small telescopes can spot the moon's geographic features in vivid detail. Here's how, and what to look out for.
16 September 2015, 07:21 AM ET
A sweeping new panorama from NASA's Curiosity rover shows petrified sand dunes stretching across the jagged Mount Sharp on Mars.
16 September 2015, 07:20 AM ET
The Self-deployable Habitat for Extreme Environments (SHEE) project is developing domiciles that could serve as Mars or moon bases.
15 September 2015, 04:13 PM ET
SpaceX will loft one satellite for the Spanish company Hispasat on its Falcon 9 rocket and launch Saudi Arabia's Arabsat 6A spacecraft on a Falcon Heavy. The launches will take place from Florida's Cape Canaveral Air Force Station in late 2017 or 2018.
15 September 2015, 01:17 PM ET
The NASA and the European Space Agency's Solar and Heliospheric Observatory (SOHO) has been detecting icy space rocks for two decades. The 3000th new observation came on September 13th, 2015.
15 September 2015, 01:00 PM ET
Abigail Harrison, known on social media as 'Astronaut Abby,' has launched The Mars Generation, a nonprofit organization to get people excited again about space exploration.
15 September 2015, 10:38 AM ET
On September 15th, 2015, Amazon / Blue Origin CEO Jeff Bezos announced intentions to revitalize Kennedy Space Center’s Launch Complex 36, site of the Mariner, Surveyor, Pioneer and other launches.
15 September 2015, 10:32 AM ET
Blue Origin, the private spaceflight company founded by Amazon CEO Jeff Bezos, will build and launch rockets and spaceships from the Cape Canaveral Air Force Station in Florida.
15 September 2015, 08:21 AM ET
Two crewmembers aboard the International Space Station are entering rarely tread territory as they pass the six-month mark in a yearlong stay in orbit that will help scientists understand how humans might cope with a journey to Mars.
14 September 2015, 06:00 PM ET
Demonstrating one small step for rover operations, a European astronaut successfully maneuvered a machine on Earth in precision operations from his perch 250 miles (400 kilometers) high on the International Space Station.
14 September 2015, 04:20 PM ET
A satellite glimpsed yesterday's (Sept. 13) partial solar eclipse three times from space. Viewers in South Africa saw it just once, and tracked their experience in new skywatching photos.
14 September 2015, 03:08 PM ET
While fans of Star Trek love to talk about "away missions" to the surface, a new Kickstarter campaign asks you to consider the lonely crewmember left behind who must beam the crew to and from the planet.
14 September 2015, 02:00 PM ET
Something strange is happening on Io: The Jupiter moon's vigorous volcanoes are mysteriously offset from where scientists expected, and its underground magma oceans may be the cause.
14 September 2015, 11:16 AM ET
A partial solar eclipse occurred on Sept. 13, 2015. See photos from the event by skywatchers in South Africa and a satellite in space.
14 September 2015, 07:00 AM ET
The Defense Advanced Research Projects Agency (DARPA) is developing a highly capable robotic arm that could make a potentially transformative space "transportation hub" possible in the relatively near future.