15 August 2014, 10:55 AM ET
A private cargo ship loaded down with trash left the International Space Station Friday morning (Aug. 15). Orbital Sciences' Cygnus spacecraft is due to plunge into Earth's atmosphere, burning up above the Pacific Ocean on Sunday (Aug. 17).
15 August 2014, 07:00 AM ET
Test-driving a new rover is a routine procedure for space scientists, but last week's trial in Germany was different: While the rover was here on Earth, its operator was floating 250 miles (400 kilometers) above on the International Space Station.
14 August 2014, 09:59 PM ET
In July 2014, the private space company's Falcon 9 rocket launched six ORBCOMM OG2 satellites. It also tested its reusable first stage technology. A chase plane was on hand to capture its fall through the atmosphere and seconds before splashdown.
14 August 2014, 03:49 PM ET
It was not quite the blast off, but a full-size, replica space shuttle rose into the sky over Houston to be mounted on top of a historic NASA jumbo jet.
14 August 2014, 02:01 PM ET
NASA's Stardust spacecraft may have returned the first interstellar dust particles to Earth.
14 August 2014, 10:15 AM ET
As a vintage spacecraft soars out of Earth's vicinity, the private team working with it plans to use the probe for solar science for as long as they can.
14 August 2014, 06:46 AM ET
Researchers discovered that 64 astronauts on board 80 space shuttle missions, and 21 astronauts on the International Space Station slept for just six hours per night on average, even though their schedules called for 8.5 hours of slumber.
14 August 2014, 12:03 AM ET
Call it a case of Mars rock and roll ... literally. NASA's Mars Reconnaissance Orbiter has snapped an amazing photo of the track left by a boulder rolling down a slope on Mars.
13 August 2014, 05:42 PM ET
NASA's Orbiting Carbon Observatory-2, which blasted off July 2, arrived in its final orbit 438 miles above the Earth on Aug. 3. The satellite then collected its first test data three days later while flying over Papua New Guinea.
13 August 2014, 05:30 PM ET
These shots of the Martian surface from orbit show our planetary neighbor as never before.
13 August 2014, 02:49 PM ET
DigitalGlobe's WorldView-3 spacecraft, which can resolve features as small as 1 foot (31 centimeters) across, lifted off atop a United Launch Alliance Atlas 5 rocket from Vandenberg Air Force Base in California at 2:30 p.m. EDT Wednesday.
13 August 2014, 02:40 PM ET
DigitalGlobe's WorldView-3 satellite launched from Vandenberg Air Force Base in California on Aug. 13, 2014.
13 August 2014, 10:42 AM ET
Scott Kelly is just 7 months from becoming the first NASA astronaut to spend a year in space. Well, maybe not a full year, at least according to the current schedule, but that's not stopped Kelly and his crewmate Mikhail Kornienko from designing a one-yea
13 August 2014, 07:00 AM ET
Cassini looked on last month as methane clouds floated above Ligeia Mare, a big hydrocarbon sea near Titan's north pole. Few clouds had been seen on Titan since 2010, so researchers are trying to gauge the significance of the new observations.
12 August 2014, 05:35 PM ET
Apollo 11 moonwalker Buzz Aldrin paid his respects to comedian Robin Williams today with a post on Facebook. The Oscar-winning actor was found dead of an apparent suicide in his home in California on Monday (Aug. 11). He was 63 years old.
12 August 2014, 04:25 PM ET
The actor/comedian recorded a wake-up call for the STS-26 crew that was relayed on September 30th, 1988 by CAPCOMs Kathy Sullivan (standing) and Kathy Thornton (seated on console). Full Story: http://goo.gl/cQDaQN
12 August 2014, 03:46 PM ET
A Lunar X-Prize team from Pittsburgh explains its automated Moon landing system in this clip from the premiere episode of the Science Channel show. (Airs August 13th, 2014)
12 August 2014, 12:05 PM ET
TechDemoSat-1 was launched on July 8th, 2014 aboard a Soyuz-2 launch vehicle. Its inspection camera captured the Soyuz upper stage (gold object) and another satellite it was launched with (white dot @ 34 seconds) over the Pacific Ocean.
12 August 2014, 12:04 PM ET
The U.S. Navy has honored the nation's first woman in space, christening its new ocean research ship after the late astronaut Sally Ride.
12 August 2014, 11:29 AM ET
Robin Williams, an Oscar-winning actor best known for his comedic work, died yesterday (Aug. 11) of an apparent suicide at 63 years old. In 1988, Williams helped to wake up the crew of NASA's space shuttle Discovery to start their morning work.
12 August 2014, 10:06 AM ET
Astronaut candidates have to undergo a psychological evaluation to determine if they have what it takes to fly on a NASA mission. How does the agency choose people with the right stuff?
12 August 2014, 10:00 AM ET
The European Space Agency's fifth Automated Transfer Vehicle (ATV-5) joined up with the station at 9:30 a.m. EDT (1330 GMT) Tuesday (Aug. 12). Its visit is the last by the ATV line of spacecraft, which has been resupplying the orbiting lab since 2008.
11 August 2014, 05:12 PM ET
The Space Camp Hall of Fame, founded in 2007, added three new members to its ranks. The 2014 class includes astronaut Samantha Cristoforetti, former astronaut trainer Michelle Ham and the founder of Space Camp Turkey, Kaya Tuncer.
11 August 2014, 04:35 PM ET
The New Horizons probe used its onboard telescope to record a video of Charon orbiting Pluto. The movie is composed of 12 individual images taken July 19-24 — one year before the spacecraft's flyby of the distant dwarf planet.
10 August 2014, 09:07 AM ET
A 36-year-old NASA spacecraft will begin a new interplanetary science mission today (Aug. 10) when it makes a close pass by the moon. You can watch the lunar flyby live online at 1:30 p.m. EDT. Here's how to watch.
08 August 2014, 06:04 PM ET
An amazing new video from NASA shows viewers the ups and downs of the first test of a system that could one day help the space agency land huge spacecraft on Mars or other planets.
08 August 2014, 04:30 PM ET
NASA has selected its latest batch of high-tech ideas for the future of space exploration, with the agency funding five bold concepts that range from an innovative asteroid-mapper to a colossal "orbiting rainbow" that could see objects in ultradeep space.
08 August 2014, 02:07 PM ET
Planets with atmospheres are prime candidates for exploration. NASA deploys its Low-Density Supersonic Decelerator to find fuel saving ways to land heavy rovers and possibly people. Principal Investigator Ian Clark narrates this supersonic test run.
08 August 2014, 01:00 PM ET
NASA announced it has postponed two American spacewalks while it waits for new spacesuit batteries to be delivered to the orbiting outpost.
08 August 2014, 07:03 AM ET
Two Mars-bound spacecraft are both in excellent health ahead of their September arrivals in orbit around the Red Planet, managers for both missions report.
07 August 2014, 04:15 PM ET
The first test will take place in November on the launch pad at Florida's Cape Canaveral Air Force Station, while the second will be an in-flight trial originating from Vandenberg Air Force Base in California, Space News reported today (Aug. 7).
07 August 2014, 03:59 PM ET
Europe's fifth Automated Transfer Vehicle (ATV-5) is scheduled to arrive at the orbiting lab on Aug. 12. There will be a number of opportunities to see both the space station and the cargo ship streaking across the night sky.