Predicted 3D structures of the ancestral nitrogenase DDKK complex from oldest to modern. Holly Rucker/UW Madison NASA-supported scientists have resurrected an enzyme first used by organisms on Earth 3.2-billion years
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China launches reusable spaceplane on fourth secretive orbital mission
HELSINKI — China launched its experimental reusable spacecraft for the fourth time late Friday, once again maintaining strict secrecy around the mission. State media Xinhua announced the launch of reusable
Live coverage: SpaceX to launch return to flight Falcon 9 mission following brief stand down
File: A SpaceX Falcon 9 rocket stands ready to launch the Starlink 7-14 mission from Vandenberg Space Force Base. Image: SpaceX SpaceX is set to launch its Falcon 9 rocket
A Grand, Snow-Rimmed Canyon
Earth Observatory Science Earth Observatory A Grand, Snow-Rimmed Canyon Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human
NASA seeks to bolster workforce, reduce reliance on contractors
WASHINGTON — After losing about 20% of its civil servant workforce in the past year, NASA’s administrator says the agency plans to bring more expertise in-house and reduce its reliance
Viasat sees orbital data center partnership opportunity
TAMPA, Fla. — While Viasat has no plans to join the rush to deploy orbital data centers, the satellite operator sees a role providing the communications links needed to connect
SpaceX shifts away from Dragon launches at pad 39A as Starship looms
SpaceX works on the crew access arm at Launch Complex 39A on Wednesday, Feb. 4, 2026. Image: Adam Bernstein/Spaceflight Now It’s the end of an era as SpaceX transitions all
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Explore Hubble Hubble Home Overview About Hubble The History of Hubble Hubble Timeline Why Have a Telescope in Space? Hubble by the Numbers At the Museum FAQs Impact & Benefits
View larger. | Artist’s concept of a massive exomoon orbiting a gas giant exoplanet. A team of astronomers says it might have detected a huge exomoon orbiting the gas giant
Unleash Your Inner Scientist with the “Never Trust an Atom” Shirt Are you ready to wear your wit proudly? The “Never Trust an Atom” shirt is the perfect blend of
ESA’s Proba-3 spacecraft captured this image of our star. The sun’s dazzling body is blocked by 1 of the 2 satellites making up Proba-3, leaving the other satellite free to
The Federal Aviation Administration has made significant progress in its environmental review of SpaceX’s Starship operations at Launch Complex 39A, located at NASA’s Kennedy Space Center in Florida. An overview
The EU Space Act was formally proposed by the European Commission (EC) on June 25, 2025. While it doesn’t aim to codify all European Union (EU) space activities, it does address
The smooth, rounded glow is an elliptical galaxy made of roughly a trillion stars: the giant galaxy M87. The blue stream is its black hole jet — a relativistic outflow
ORLANDO, Fla. — A Rocket Lab Electron launched a South Korean imaging satellite Jan. 29 on the rocket’s second flight of the year. The Electron lifted off from the company’s
The European Space Agency Council has approved the reassignment of Laurent Jaffart, currently Director of Connectivity and Secure Communications (D/CSC) to the newly created position of Director of Resilience, Navigation and Connectivity Directorate (D/RNC), which
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