Scott Kelly and his twin brother, Mark Kelly—also an astronaut—were the subjects of the study that sought to find out exactly what happens to the body after a year in space. Scott stayed on the International Space Station from March 2015 to March 2016, while Mark remained on Earth. This was the fina

Private spaceflight company SpaceX has successfully landed its first-stage booster rocket on an ocean platform in the Atlantic Ocean, marking just the second time that a reusable rocket has been safely brought back to Earth.

A time-lapse taken from the front of the International Space Station as it orbits our planet at night. This movie begins over the Pacific Ocean and continues over North and South America before entering daylight near Antarctica. Visible cities, countries and landmarks include (in order) Vancouver Is...

SUCCESS! With this mission, SpaceX’s Falcon 9 rocket deliverED 11 satellites to low-Earth orbit for ORBCOMM, a leading global provider of Machine-to-Machine communication and Internet of Things solutions. The ORBCOMM launched from Cape Canaveral Air Force Station, Fla. The 11 satellites were deplo

The first image from the James Webb Space Telescope was released at an event led by President Biden, Vice President Harris and NASA officials. Mr. Biden said the telescope, the most powerful ever built, "symbolizes the relentless spirit of American ingenuity." Watch the event here.

On November 16, 2022, at 1:47 a.m. EST, NASA's SLS rocket launched from Kennedy Space Center as the Artemis I mission began. Will go back to the moon and then will finally get a base on it soon!

Test firing of the first stage of F9-R--advanced prototype for the world's first reusable rocket. The test took place at SpaceX's rocket development facility in McGregor, TX, lasting 112 seconds. Unlike airplanes, a rocket's thrust increases with altitude; F9-R generates just over a million pounds o...

Astronomers are combing through fresh data from the James Webb Space Telescope in a never-ending quest to find ever-more-distant galaxies. However, the observatory is still studying a variety of objects, from insanely detailed images of Jupiter to the most distant known star.

New Horizons is the first mission to the Kuiper Belt, a gigantic zone of icy bodies and mysterious small objects orbiting beyond Neptune. This region also is known as the “third” zone of our solar system, beyond the inner rocky planets and outer gas giants. Johns Hopkins University Applied Physics L

When Falcon Heavy lifted off, it would have been the most powerful operational rocket in the world by a factor of two. With the ability to lift into orbit nearly 64 metric tons (141,000 lb)---a mass greater than a 737 jetliner loaded with passengers, crew, luggage and fuel--Falcon Heavy can lift mor...