Two private astronauts have completed the first-ever commercial spacewalk, marking the first time that civilian astronauts have stepped out into space.
Researchers recently presented a stunning cloud atlas of Mars: a database containing 20 years' worth of images of clouds and storms observed on the red planet.
The historic SpaceX Polaris Dawn mission, which includes the first-ever commercial spacewalk, will launch tonight from NASA’s Kennedy Space Center in Florida.
The troubled Boeing Starliner will depart from the International Space Station (ISS) tonight, traveling back to Earth without its crew. Here's how to watch.
Webb has stumbled across a question mark-shaped galaxy, and the reasons for its uniqueness reveal how the telescope looks at some of the most distant galaxies.
Webb has been causing bafflement in the field of cosmology. But the problem isn't that the universe is broken — it's that early black holes were playing tricks.
The Event Horizon Telescope, which took the first-ever image of a black hole, has made the highest-ever resolution observations taken from the Earth's surface.
Several institutions are sending experiments into orbit as part of the SpaceX Polaris Dawn mission, including investigations into human health in space.
Two NASA astronauts stuck in orbit for over two months after their Boeing Starliner spacecraft developed a fault will return to Earth in a SpaceX Dragon craft.
It's now been more than two months since the Boeing Starliner launched on what was supposed to be a one-week mission. NASA will provide an update tomorrow.
Citizen scientists have spotted an object that is traveling at such a speed that it will shoot out of the Milky Way and head out into intergalactic space.
The Juice spacecraft swung back home on its way to Jupiter and used both Earth and the moon's gravity to slingshot it forward, in the first lunar-Earth flyby.
While most often used to drill for oil on Earth, BP has entered an agreement with NASA that could see its technology used to drill for resources on the moon.
Lunar scientists were shocked when NASA announced that it was canceling work on its moon rover VIPER. Now, the mission may have the chance to go ahead.
