Hanneke Weitering

A SpaceX Dragon cargo resupply spacecraft will undock from the International Space Station today (Jan. 5) to begin a 5-hour journey back to Earth, and you can watch its departure live online.

The year 2019 was an amazing one for space photography. From rocket launches to the northern lights, here's 100 cosmic views dazzled us as the year made its annual trip around the sun.

Boeing will make history this week when it sends its CST-100 Starliner spacecraft to the International Space Station for the first time, and you can keep up with the weeklong mission live online.

Astronomers gazing into the heart of the Milky Way have discovered new clues about our galaxy's dramatic past.

NASA just appointed a new leader for its human spaceflight program, and he’s dead set on making sure the agency puts astronauts on the moon in 2024.

An Ariane 5 rocket will launch two new communications satellites from French Guiana today (Nov. 26), and you can watch it live online.

Two astronauts are gearing up for what may be the most challenging spacewalks in history.

The tiny planet Mercury scooted across the sun's face today (Nov. 11) for the last time until 2032, and skywatchers around the world had the chance to witness the rare celestial event.

When Mercury passes in front of the sun on Monday, you'll need the right equipment to see it safely. But if you don't have that kind of astronomy gear handy, you can also watch it live online.

The Mercury transit on Nov. 11 will be accessible to amateur astronomers, as long as they have the right equipment to view it safely.

See photos of Boeing's Starliner pad abort test mission on Nov. 4 in this gallery.

A Northrop Grumman Antares rocket launched the Cygnus NG-12 cargo mission to the International Space Station on Nov. 2, 2019. See photos of the launch here!

A ghastly face with glowing eyes glares in deep space in a new image from the Hubble Space Telescope.

An enormous asteroid flew by Earth today (Oct. 25), and you can watch it zip by in a video from the Virtual Telescope Project.

Agency chief Jim Bridenstine announced last week that Douglas Loverro has been named the agency’s new associate administrator for its Human Exploration and Operations Mission Directorate.

It won't be long before we see the first woman on Mars, and she just might beat the first man there, NASA Administrator Jim Bridenstine said Friday (Oct. 18).

The price of a ticket to space on Virgin Galactic's suborbital SpaceShipTwo will likely increase as the private spaceflight company gears up for its first commercial flights.

NASA is officially targeting 2020 for the first test flight of its long-delayed Space Launch System megarocket, but it may not launch until mid-2021, an agency official said.

Students around the world are wrapping up design ideas for experimental rockets to compete in the fourth annual Spaceport America Cup, the largest intercollegiate rocket engineering contest on Earth.

Boeing has set a new launch date for the first orbital flight of its new commercial crew vehicle that will soon begin ferrying astronauts to and from the International Space Station.

NASA is gearing up for a marathon of spacewalks, and one of them could be the first spacewalk to be conducted entirely by women.

At least four potentially hazardous asteroids are making close approaches to Earth today (Oct. 1).

Tonight (Sept. 28) Elon Musk will provide an update about SpaceX's new Starship and Super Heavy rocket, and you can watch him announce the news live online.

A Chinese Long March 11 rocket successfully launched five new remote-sensing satellites today (Sept. 19).