A study suggests that past temperatures on Mars could have sometimes peaked just above freezing, allowing meltwater to carve out distinctive features.
Israeli satellite operator Spacecom has agreed to launch its next satellite on a Falcon 9 rocket from SpaceX in 2019, and will likely launch a second satellite on another Falcon 9 in 2020.
Autumn brings longer and darker nights for skywatchers, as well as a bonus: an upswing in meteors, the bright and transitory trails of tiny particles that burn up as they plunge into Earth's atmosphere at tremendous speed.
A new image from the Hubble Space Telescope reveals the Cocoon Galaxy, which was once entangled with a neighboring galaxy.
Two NASA astronauts will head outside the International Space Station for a 6.5-hour spacewalk today (Oct. 20), and you can watch their entire excursion live here at Space.com.
Portal origin URL: NASA’s MAVEN Mission Finds Mars Has a Twisted TailPortal origin nid: 411605Published: Thursday, October 19, 2017 - 14:15Featured (stick to top of list): noPortal text teaser: Mars has an invisible magnetic “tail” that is twisted by interaction with the solar wind, according to new research using data from NASA’s MAVEN spacecraft.Portal image: Conceptual image of Mars' twisted tailScience Categories: Sun
Black holes are some of the strangest and most mysterious objects in the universe.
Some of the brightest and swiftest shooting stars will bedazzle the night sky this year during the Orionid meteor shower, which will peak between Oct. 20 and 22 and continue through early November.
The last human to step off the moon is the latest astronaut to be memorialized with the naming of a space station-bound cargo ship.
The newfound asteroid 2017 TD6 will give Earth a close shave on Oct. 19, 2017, when the object flies by Earth at an estimated 119,000 miles away.
Many people step into their home gardens for a bit of DIY therapy. A new study suggests that astronauts could also reap the psychological benefits of gardening.
NASA is using information from Earth-observing satellites to assist in recovery efforts following a series of devastating wildfires in northern California.
Ninety-three shining Messier objects have been imaged by the Hubble Space Telescope and are now compiled into a gallery that shows their glittering, shining shapes in stunning detail.
"Soonish" offers a tantalizing glimpse of emerging technologies, and predicts where they could take us next.
SpaceX Chief Executive Elon Musk disclosed additional technical details about his proposed BFR launch system Oct. 14, although he offered no additional information about the costs and financing of the vehicle.
It will take decades to sift through the reams of data from Cassini's 13-year Saturn mission, but NASA researchers have just revealed some new insights.
Subramanyan Chandrasekhar, the namesake of NASA's Chandra X-ray Observatory, is honored today (Oct. 19) in a Google Doodle. Chandrasekhar did revolutionary work on the life and death of stars.
There has been a surge in private resources dedicated to creating new commercial capabilities and initiating the next wave of space exploration — though not yet for discovery-driven scientific missions.
Why don't we have intelligent robots that seem human, like the replicants in "Blade Runner"?
Here are Space.com writers' and editors' picks for spaceflight and space history books that dazzle.