Chemical physicist Stafford Sheehan invented a process that can turn carbon dioxide into yeast. It's now a finalist in the NASA-sponsored Deep Space Food Challenge.
On Friday afternoon, spectators had a chance to see the most current images of Mars possible — which take 3 to 22 minutes to reach Earth — courtesy of the European Space Agency.
Boeing was set to launch its first astronauts into space next month. But engineers found flammable tape and problems with the capsule's parachutes. The Starliner program has been plagued by delays.
The return caps a nine-day mission to the International Space Station. The mission was funded by Axiom Space, a company that wants to build and operate the world's first commercial space station.
China's space program officials said on Monday they have plans to expand its space station, along with launching a crewed mission to the moon before 2030.
Saudi Arabia's first astronauts in decades rocketed toward the International Space Station on a chartered multimillion-dollar flight. The crew will spend just over a week there before returning home.
Astronomers pointed the James Webb Space Telescope at a common kind of planet that's bigger than Earth but smaller than Neptune. What they saw wasn't what they expected.
Getting Starship off the ground is costing the commercial spaceflight company billions of dollars at a time when money is tight. Some analysts think more funding will be needed.
Elon Musk is promising that SpaceX's newest rocket will one day take humans to Mars, but it's costing the company billions of dollars to develop. Can SpaceX afford to see the program through?
For the first time, astronomers have caught a star in the act of swallowing a planet, providing a glimpse into how the sun may eventually eat up Earth.
Engineers have bought the spacecraft's interstellar mission more time by using backup power from a safety mechanism. It means NASA no longer has to shut down one of its five scientific instruments.
