Spaceflight Archive
22 July 2015, 02:04 PM ET
Not only has NASA’s New Horizons mission confirmed that Pluto has an extended atmosphere, after its historic flyby on July 14, the spacecraft observed a “cavity” in the solar wind, revealing a long plasma tail reminiscent of a comet’s ion tail.
22 July 2015, 01:27 PM ET
What is blue, gold, and silver and links the final manned mission to launch to the moon with the next crew flying to the International Space Station? The Soyuz TMA-17M crew's mission patch.
22 July 2015, 07:07 AM ET
Prior to the June 28 Falcon 9 rocket explosion, SpaceX had enjoyed 20 straight successful launches over a seven-year stretch. That track record perhaps made the company a bit complacent, Musk told reporters Monday (July 20).
22 July 2015, 07:01 AM ET
NASA astronaut Kjell Lindgren, cosmonaut Oleg Kononenko and Japan's Kimiya Yui are scheduled to blast off aboard a Russian Soyuz spacecraft from Baikonur Cosmodrome in Kazakhstan at 5:02 p.m. EDT (2102 GMT). Watch the launch here on Space.com.
21 July 2015, 03:10 PM ET
Claudia Alexander, a beloved NASA project scientist who spearheaded NASA's side of the comet-exploring Rosetta mission and Galileo mission investigating Jupiter, has died at age 56.
21 July 2015, 02:24 PM ET
New photos captured by NASA's New Horizons spacecraft during its historic Pluto flyby last week reveal intriguing new details about Nix and Hydra, two of the dwarf planet's five satellites.
21 July 2015, 07:51 AM ET
The U.S. Air Force's DMSP-F13 satellite blew apart on Feb. 3, spawning a new cloud of space junk. Early indications pointed to a problem with the satellite's power system, and those suspicions have now been borne out by the full investigation.
20 July 2015, 04:41 PM ET
The Space Launch System RS-25 engine was test fired at NASA's Stennis Space Center on July 17th, 2015. The engine was tested at several power levels, "including a period of firing at 109 percent of the engine’s rated power," according to NASA.
20 July 2015, 04:41 PM ET
This spectacular space wallpaper shows the Deep Space Climate Observatory (DSCOVR) satellite's first view of the entire sunlit side of Earth, taken from one million miles away on July 6, 2015.
20 July 2015, 03:53 PM ET
SpaceX CEO Elon Musk said today (July 20) that the June 28 failure of its Falcon 9 rocket was likely caused by a faulty steel strut on the upper stage, which broke during ascent, leading to the destruction of the rocket and Dragon capsule.
20 July 2015, 03:00 PM ET
NASA released today (July 20) the first image of the sunlit side of Earth taken by the Deep Space Climate Observatory (DSCOVR) spacecraft from its final science orbit, and the beautiful photo has already made quite an impact.
20 July 2015, 12:12 PM ET
The Smithsonian has launched its first-ever crowdfunding campaign to conserve, digitize and return to display the spacesuit that Neil Armstrong wore on the moon. The institution partnered with Kickstarter to raise $500,000 and "Reboot the Suit."
20 July 2015, 07:00 AM ET
New Horizons zoomed within 7,800 miles of Pluto's surface on July 14, capturing the first up-close images of the dwarf planet. Though the probe is now speeding into the depths of the faraway Kuiper Belt, it still has a lot on its plate.
20 July 2015, 07:00 AM ET
Blasting tiny, waferlike sailing spacecraft with powerful lasers could slash interstellar flight times from thousands of years to mere decades, one researcher says.
19 July 2015, 08:33 AM ET
Ancient Egyptian gods and goddesses provide the names of the 19 regions on Comet 67P — in a recent blogpost on the European Space Agency's website, a scientist reminisced about how the names were chosen.
19 July 2015, 08:00 AM ET
The battle over Pluto's status as a planet continues, not only in academic circles but also in my home.
19 July 2015, 03:42 AM ET
NASA's New Horizons probe dominated the news cycle this week, after making a successful close encounter with Pluto, and sending back incredible images and data. Plus, an astronaut mining company launched a tech-testing satellite.
19 July 2015, 03:19 AM ET
Gorgeous views of Pluto and its ice mountains, its largest moon Charon to the release of Plutos USPS stamp, don't miss these amazing space images.
18 July 2015, 09:09 AM ET
The first close-up image of Nix snapped by the New Horizons probe reveal that Pluto's third satellite is only 25 miles (40 kilometers) wide.
17 July 2015, 06:14 PM ET
Dawn began spiraling down to its third Ceres science orbit on June 30 but experienced a problem almost immediately and went into a protective "safe mode." The mission team has now determined what happened and cleared Dawn to return to work.
17 July 2015, 03:43 PM ET
The engimatic flat region, which researchers have dubbed "Sputnik Planum," is broken into cell-like blocks and harbors mysterious pitted terrain and dark streaks of material that may have been deposited by Plutonian wind.
17 July 2015, 12:30 PM ET
Planetary Resources has launched its first spacebound test of asteroid mining technology on July 16, beginning a 90-day mission to test vital technologies.
17 July 2015, 07:00 AM ET
Hardware developed for the race to the moon was used to foster collaboration between the two countries.
17 July 2015, 07:00 AM ET
The new images, which New Horizons captured during its historic flyby of Pluto on Tuesday (July 14), will be released in concert with a news conference that starts today at 1 p.m. EDT. You can follow it live here on Space.com, courtesy of NASA TV.
17 July 2015, 06:00 AM ET
NASA's Juno probe is now less than one year away from its rendezvous with Jupiter. Juno, which launched in August 2011, is scheduled to slip into orbit around the gas giant on July 4, 2016.
17 July 2015, 06:00 AM ET
On July 17, 1975, NASA astronauts aboard an Apollo spacecraft linked up with cosmonauts in their Soyuz capsule. The Apollo-Soyuz Test Project meetup showed that two different space vehicles could dock in orbit, but it had diplomatic consequences as well.
16 July 2015, 05:05 PM ET
As NASA's New Horizons flew past Pluto on July 14, it had aboard some of the ashes of the astronomer who discovered the planet in 1930. Now, the mission team has further honored the late Clyde Tombaugh by giving Pluto's heart-shaped region his name.
16 July 2015, 02:39 PM ET
A newly released Charon photo, which was taken by NASA's New Horizons probe during its epic Pluto flyby Tuesday (July 14), reveals a mountain rising out of a big hole on the 750-mile-wide (1,200 kilometers) moon's surface.
16 July 2015, 01:10 PM ET
After more than two weeks of silence, the European Philae lander on the surface of a comet phoned home once again this month in a long-distance call routed through its Rosetta mothership.
16 July 2015, 08:26 AM ET
The U.S. Air Force successfully launched the 10th satellite in its current-generation series of positioning, navigation and timing satellite from Cape Canaveral Air Force Station in Florida aboard a United Launch Alliance Atlas 5 rocket July 15.
16 July 2015, 07:00 AM ET
New photos by NASA's New Horizons spacecraft show that both the dwarf planet and its biggest moon, Charon, have been geologically active in the recent past. Scientists aren't sure what processes have powered this surprising activity.
15 July 2015, 09:44 PM ET
President Barack Obama fired off a congratulatory tweet Tuesday (July 14) celebrating the first-ever flyby of Pluto, which NASA's New Horizons spacecraft performed earlier that day.