25 August 2014, 03:37 PM ET
New Horizons — which is scheduled to zoom through the Pluto system on July 14, 2015 — passed Neptune's orbit today, 25 years to the day after NASA's Voyager 2 probe executed the first-ever flyby of faraway Neptune and its icy moon Triton.
25 August 2014, 02:01 PM ET
NASA is developing a band of autonomous robots called "swarmies" that use radio waves to communicate with each other and may one day be used to explore the moon or Mars.
25 August 2014, 12:45 PM ET
ESA's Rosetta mission will attempt to land its Philae lander in November 2014 on the surface of comet 67P/Churyumov-Gerasimenko. Measurements of surface temperature, mass and gravity from the probe weighed into the decision.
25 August 2014, 10:07 AM ET
NASA's Solar Dynamics Observatory captured the M5.6-class flare in multiple wavelengths, while the NASA/ESA Solar and Heliospheric Observatory wide view captured some of the ensuing coronal mass ejection.
25 August 2014, 08:03 AM ET
The moon has a distinctive smell. Ask any Apollo moonwalker about the odiferous nature of the lunar dirt and you'll get the same answer. The moon smells like gunpowder.
24 August 2014, 09:12 AM ET
The launch service provider Arianespace confirmed late Friday (Aug. 22) that two satellites for Europe's Galileo navigation network were released into the wrong orbit after launching aboard a Soyuz rocket from French Guiana.
23 August 2014, 11:55 PM ET
What was your favorite space news story of the last week?
23 August 2014, 02:20 PM ET
From dramatic star formation to Russia's next-generation rocket, don't miss these amazing space images of the week for Aug. 23, 2014.
23 August 2014, 12:54 PM ET
From Venus and Jupiter taking center stage, to spectacular auroras, don't miss these amazing objects to watch in the night sky.
23 August 2014, 11:44 AM ET
The private spaceflight company's Falcon 9 reusable (F9R) rocket was forced to self-destruct after an anomaly during a test flight on Friday April 21st, 2014. They are preparing a thorough investigation into Friday's mishap.
23 August 2014, 10:34 AM ET
A Soyuz ST-B rocket blasted off from the European Spaceport in Kourou, French Guiana with a payload of two Full Operational Capability (FOC) satellites for the Galileo constellation.
23 August 2014, 08:20 AM ET
The northern lights illuminated Arctic skies earlier this week in a stunning display that could even be appreciated by astronauts living on the International Space Station.
23 August 2014, 07:52 AM ET
A SpaceX F9R reusable rocket protoype exploded over McGregor, Texas, on Friday (Aug. 22) during a complicated test flight. See video of debris falling from the sky here.
22 August 2014, 10:26 PM ET
The private space company's Falcon 9 Reusable (F9R) rocket exploded on August 22nd, 2014 during a test flight in McGregor, Texas. Footage of the wreckage falling back to the surface after the explosion was uploaded to Youtube by Pat Hykkonen.
22 August 2014, 07:41 PM ET
Hakuto's rovers will team up to explore lunar caves.
22 August 2014, 06:31 PM ET
NASA astronaut Steven Nagel, who flew on four space shuttle missions, died on Thursday, Aug. 21. He was 67. Nagel died after a long battle with cancer, the Association of Space Explorers reported.
22 August 2014, 04:12 PM ET
This week, aerospace firm Northrop Grumman released artwork depicting its conception of the XS-1 space plane, which it's designing under a $3.9 million contract from the U.S. Defense Advanced Research Projects Agency (DARPA).
22 August 2014, 03:07 PM ET
The U.S. military is developing the XS-1 Experimental Spaceplane to launch space missions faster and cheaper than ever before. See photos and images of the DARPA-led XS-1 space plane project in this Space.com gallery.
22 August 2014, 02:29 PM ET
Two astronauts living and working on the International Space Station have captured a one-two punch of incredible views showing two active volcanoes spewing steam and lava from space.
22 August 2014, 10:54 AM ET
New research led by NASA shows that spaceflight confuses the immune system.
22 August 2014, 06:02 AM ET
The new map, made using photos taken by NASA's Voyager 2 probe in 1989, has also been turned into a movie reconstructing the spacecraft's historic Triton encounter — the only time a spacecraft has ever visited the Neptune system.
21 August 2014, 06:37 PM ET
The probe passed within 25,000 miles (40,000 km) of the Neptune moon in August 1989. Highly detailed maps from Voyager were used to recreate the surface colors. Full Story: http://goo.gl/FdROmX
21 August 2014, 12:00 PM ET
As SpaceX gets ready to launch astronauts into space in the coming years, the California-based company is also pushing the frontier in another field: 3D printing.
21 August 2014, 07:00 AM ET
The Venus Express probe wrapped up its "aerobraking" move and entered a new, higher orbit late last month. It will continue to study Venus for several more months and then, as its fuel runs out, dip back into the planet's atmosphere for good.
21 August 2014, 07:00 AM ET
A new atomic clock is due for installation on the International Space Station in 2016, ushering in a new age of physics experiments probing the relationship between space and time.
20 August 2014, 04:49 PM ET
A pair of rovers – one four-wheel robot and one two-wheel robot which can rappel on a tether– will work together to survey vertical lunar features.
20 August 2014, 04:42 PM ET
“Hakuto" means “white rabbit" in Japanese whose mythology, depicts the image seen on the moon as a rabbit not as a face.
20 August 2014, 04:37 PM ET
Rough terrain is a fact of life for planetary rovers. Hakuto designs rover systems as small as possible and to utilize commercial of the shelf components. But will these choices conspire against the rover's survival?
20 August 2014, 04:23 PM ET
Hakuto is the only Japanese team participating in the $30 million Google Lunar XPRIZE competition to land a robot on the moon, drive that robot 500 meters and send back high-definition imagery and video.
20 August 2014, 02:17 PM ET
A Russian official claims that samples collected by cosmonauts show evidence of sea plankton on the outside of the International Space Station, news agencies are reporting.
20 August 2014, 12:44 PM ET
Astronaut Chris Hadfield's advice for life on Earth has become the basis for a television sitcom. ABC committed to the production of a pilot episode for a family comedy inspired by Hadfield's book, 'An Astronaut's Guide to Life on Earth.'
20 August 2014, 12:05 PM ET
SpaceX's Dragon Version 2 capsule is designed to carry seven astronauts to the International Space Station. See how it works in this Space.com infographic.