Northop Grumman's robotic Cygnus freighter is scheduled to undock from the orbiting lab at 6:05 a.m. EDT (1005) Tuesday. Watch it live here at Space.com, courtesy of NASA.
An exoplanet hunter and first-light detector on the James Webb Space Telescope is ready to do science, six months after the observatory launched to space.
A new video shows the crater-riddled surface of the solar system's smallest planet Mercury as captured during a super close flyby of the BepiColombo spacecraft.
The full moon of July also called the "Buck Moon" or "Thunder Moon," will occur July 23 at 10:36 p.m. EDT (0236 GMT on July 24).
The core of Europe's new heavy-lift Ariane 6 rocket has been assembled at Europe's Spaceport in French Guiana ahead of crucial tests that will pave the way for the rocket's debut flight next year.
Asteroid research and planetary defense is of great interest to scientists around the world, which is why June 30 marks international Asteroid Day.
The projected growth in the number of rocket launches will have a detrimental impact on Earth's climate and its protective ozone layer, a new study has found.
Neptune will enter retrograde on Tuesday (June 28) and will appear to 'reverse its course' as it moves across the sky. Here's how to see it.
Next time the Event Horizon Telescope turns to study the monster black hole at the center of the Milky Way, it will have help from the James Webb Space Telescope.
On June 27, 1997, NASA's NEAR Shoemaker spacecraft flew by an asteroid named 253 Mathilde. See how it happened in our On This Day In Space video series.
We should be intrigued, but not too excited (yet). Any interesting signal has to go through a lot of tests to check whether it truly carries the signature of extraterrestrial technology.
NASA has called off plans to launch a small cubesat to the moon on Monday (June 27) to allow more time to check its Rocket Lab booster for flight.
Rocket Lab will launch NASA's CAPSTONE cubesat to the moon from New Zealand atop an Electron booster, and you can watch it live online.
NASA revisits a spectacular Hubble Space Telescope shot of the dwarf galaxy ESO 318-13 in this stunning photo.
The moon will pass close to Mercury in the predawn sky on Monday (June 27). Find out how and where to see this skywatching event.
You can watch the five naked-eye planets align for free on a livestream that will be running Sunday (June 26).