If you're frustrated that you now have to wait until Saturday (May 30) to see SpaceX's first crewed launch, you can blame Mother Nature and orbital mechanics.
The International Space Station is a $100 billion research outpost in low-Earth orbit. It was built by 15 different countries and overseen by 5 space agencies, among them NASA, Russia's Roscosmos agency, the European Space Agency, the Canadian Space Agency and the Japan Aerospace Exploration Agency. Construction began in 1998 and rotating astronaut crews have lived on the ISS continuously since 2000. Today, the ISS is the largest human-built structure in space. See the latest news, photos and videos from ISS missions here.
SpaceX is about to make history. See Space.com's complete coverage of the company's crewed Demo-2 mission to the International Space Station, which launches on May 27.
SpaceX's epic astronaut launch will draw President Donald Trump back to the Space Coast this weekend.
There are many options to watch SpaceX's historic Demo-2 astronaut launch on TV, cable news and — of course — online. Here's how.
The sun sets behind a SpaceX Falcon 9 rocket on Launch Complex 39A for the last time before the rocket's planned launch of two NASA astronauts to the International Space Station.
SpaceX's first-ever crewed mission, a test flight called Demo-2, is scheduled to launch at 4:33 p.m. EDT today (May 27) from NASA's Kennedy Space Center in Florida.
SpaceX has a new toilet! So, to answer the burning question of every kid (and most adults): what is this space toilet like?
SpaceX is officially "go" to launch two NASA astronauts to the International Space Station this week after the final launch readiness review. But some bad weather could potentially cause delays.
A robotic Japanese cargo ship arrived at the International Space Station Monday (May 25) to make one final delivery before its fleet is retired.
The hundreds of people who have been to space have traveled on just a handful of vehicles, eight in all over nearly six decades of spaceflight.
SpaceX remains on target to launch its landmark Demo-2 mission to the space station this week, NASA officials said.
See photos of SpaceX's Demo-2 mission, the first crewed test flight of a Crew Dragon spacecraft to the International Space Station.
An unpiloted Japanese cargo ship, the last of its kind, launched toward the International Space Station today (May 20), kicking off a final voyage for the Japan Aerospace Exploration Agency (JAXA).
Japan will launch its final HTV cargo ship HTV-9 today, May 20, at 1:31 p.m. EDT (1731 GMT) and you can watch it live. Here's how.
SpaceX is scheduled to launch Demo-2 next Wednesday (May 27), a mission that will send NASA astronauts Bob Behnken and Doug Hurley to the International Space Station.
The European Space Agency is joining the "Kerbal Space Program" in a free "Shared Horizons" expansion launching July 1.
NASA's monopoly on American activities in low-Earth orbit (LEO) is ending, and that's just what the space agency wants.
SpaceX's Crew Dragon prepares to send astronauts into space, a senior NASA official suddenly resigns, and new research sheds light on Mars' formation. Here are Space.com's top stories of the week.
NASA and the makers of "Kerbal Space Program 2" are looking for gamers with the right stuff to recreate SpaceX's Demo-2 Crew Dragon mission.
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