Arcturus is a red giant that is one of the brightest stars in Earth's night sky.
Space News & Blog Articles
Earth from Space: Hereford, Texas
Hereford, and its surrounding colourful patchwork of agricultural fields, is featured in this Copernicus Sentinel-2 image.
ESA selects payloads for Ariane 6 first flight
ESA in close collaboration with ArianeGroup and Arianespace has selected payloads which best fit the profile of the first mission of its new generation Ariane 6 launch vehicle from Europe’s Spaceport in French Guiana.
NASA to unveil 1st images from James Webb Space Telescope today. Here's where to find them.
NASA will unveil the first-ever images from the James Webb Space Telescope and you'll be able to see them as they debut online Friday (Feb. 11).
Elon Musk Takes the Long View in Glitzy Update on SpaceX’s Starship Super-Rocket
SpaceX CEO Elon Musk delivered a long-awaited, live-streamed update on his plans for launching the world’s most powerful rocket, with the spotlighted backdrop of a freshly stacked Starship and Super Heavy booster standing on the launch pad at the company’s Starbase facility in South Texas.
SpaceX's Starship will reach orbit this year on road to Mars, Elon Musk says
Starship prototypes have taken just a handful of low-altitude hops off Earth's surface to date, but the vehicle is on target to earn its orbital wings soon.
Indian PSLV prepared for first launch in nearly a year
India’s EOS 4 radar imaging satellite is prepared for encapsulation inside the payload shroud of its Polar Satellite Launch Vehicle. Credit: ISRO
An Indian Polar Satellite Launch Vehicle is preparing to soar into orbit Sunday with an Indian radar imaging satellite and two rideshare payloads, including one built in the United States in partnership with science institutes in India, Singapore, and Taiwan.
James Webb Space Telescope's groundbreaking optics explained by NASA
Webb's novel system will let the observatory peer deep into the universe's history.
Research satellites destroyed in Astra rocket failure
Astra’s Rocket 3.3 vehicle lifts off from Cape Canaveral Space Force Station. Credit: Michael Cain / Spaceflight Now / Coldlife Photography
Four NASA-funded nanosatellites were lost Thursday when an Astra rocket tumbled out of control minutes after liftoff from Cape Canaveral, the fourth time in five tries that the startup space company has failed to reach orbit.
4K Video: Astra launches from Cape Canaveral on a failed mission
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The History of Rockets
The principles of rockets go back thousands of years, but rockets have come quite a long way since ancient times.
OneWeb surpasses 400 satellites with Arianespace’s first launch of the year
A Soyuz ST-B rocket takes off from the Guiana Space Center on Thursday with 34 new OneWeb internet satellites. Credit: ESA/CNES/Arianespace/P. Piron
A Russian Soyuz rocket lifted off from French Guiana and hauled 34 new satellites into orbit for OneWeb’s internet network Thursday, bringing the tally of OneWeb spacecraft launched to 428 and marking the company’s fleet two-thirds complete.
'Obi-Wan Kenobi' Star Wars spinoff series premieres May 25 on Disney Plus
Disney's CEO delivers new details on when we'll see the Disney Plus series, "Obi-Wan Kenobi."
Could Astronauts Hibernate on Long Space Voyages?
A renewed era of space exploration is upon us, and many exciting missions will be headed to space in the coming years. These include crewed missions to the Moon and the creation of permanent bases there. Beyond the Earth-Moon system, there are multiple proposals for crewed missions to Mars and beyond. This presents significant challenges since a one-way transit to Mars can take six to nine months. Even with new propulsion technologies like nuclear rockets, it could still take more than three months to get to Mars.
Astra fails to deliver satellites to orbit in 1st launch from Lower 48
Astra failed to deliver four satellites to orbit as planned today (Feb. 10) in the company's first-ever orbital launch from the contiguous United States.
Kalpana Chawla: Biography & Columbia disaster
Kalpana Chawla's story has inspired millions to pursue careers in space.
NASA shares concerns about SpaceX's new generation of Starlink satellites
NASA brought its concern with SpaceX's megaconstellation to the Federal Communications Commission.
Asteroid Ryugu samples, now on Earth, reveal inner workings of the space rock
Pieces of rock from the asteroid Ryugu splashed down on Earth in 2020. Now, scientists studying the samples are revealing the asteroid's true nature.
Arianespace launches 34 OneWeb satellites on Soyuz rocket in 1st launch of 2022
An Arianespace Soyuz rocket launched 34 new broadband satellites for the OneWeb constellation to space today (Feb. 10).
Elon Musk shows off massive Starship, the world's tallest rocket, ahead of SpaceX update
Elon Musk's SpaceX has reassembled the world's tallest rocket ahead of a highly anticipated update on the company's Starship vehicle tonight (Feb. 10).