After three attempts to run through a test of the Space Launch System, engineers spotted a leak and a faulty valve. The fixes may delay the first Artemis moon mission.
Category: Science / Space
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Analysts Warn Anti-Satellite Weapons Have Evolved Beyond Missiles
A pair of new reports point to a proliferating array of technologies that could be used to attack spacecraft.
Axiom’s All-Private Spaceflight to the ISS Preps for Launch
For the first time, a commercial craft will bring a crew of civilians to the space station. It’s a harbinger of space tourism’s future—and its inequities.
NASA Bets on an Asteroid Killer, a Venusian Balloon, and More
The agency’s Innovative Advanced Concepts program provides seed funding for ideas that sound like sci-fi—but just might work.
Astronomers Tally the Growing Carbon Footprint of Space Science
Observatories require electricity and computing power to process data from deep space. Is there a way to make them run greener?
NASA Finally Rolls Out Its Massive SLS Rocket, With Much at Stake
The agency’s long-awaited, costly Space Launch System is finally ready for a practice countdown before the first Artemis mission this spring.
4 Years On, a New Experiment Sees No Sign of ‘Cosmic Dawn’
Astronomers tried to confirm a signal from the birth of the first stars after the Big Bang. They saw nothing.
Turmoil Over Ukraine Could Debilitate Russia’s Space Program
In response to international sanctions, Russia’s space agency is distancing itself from its former partners and risks losing its role as a major space power.