321 ignition, *** crew delayed or stuck on the space station is uncommon, delayed. Certainly, you know, I mean, stranded. Sounds like you're in *** life boat in the middle of the Pacific, you know, ...

The new SPHEREx telescope and PUNCH satellites took off aboard a Falcon 9 rocket on March 11. SpaceX NASA’s newest space telescope, called SPHEREx, finally got off the ground this week, after a series ...

The Chandra X-ray Observatory, one of four great space telescopes NASA launched in the 1990s, revolutionized our understanding of the universe from the moment it first began recording X-rays ‒ the ...

Scientists have detected what they believe to be lightning on Mars by eavesdropping on the whirling wind recorded by NASA's ...

NASA's Chandra X-ray Observatory is one of its most scientifically productive space missions. The telescope has been in space for 25 years, discovering black holes and dark matter. Chandra's best ...

Hubble Space Telescope can "only see the universe in shades of grey," according to NASA's Goddard Space Flight Center. Learn ...

NASA’s Webb telescope is pulling back the shroud on the earliest galaxies, which are more numerous and brighter than expected. “It’s not quite like how we might have predicted.” The earliest galaxy ...

With Chandra's fate uncertain, XRISM carries the hopes of X-ray astronomers across the globe — but a technical issue is holding it back from achieving its full potential. When you purchase through ...

NASA officials sounded an alarm Tuesday about the agency’s Deep Space Network, a collection of antennas in California, Spain, and Australia used to maintain contact with missions scattered across the ...

Many astronomers have wondered where the center of the universe is. If the Big Bang created the entire observable universe, then it stands to reason that the event had a point of origin. As it turns ...

Sound needs a medium (solid, liquid, or gas) to travel. Space is a vacuum, lacking the matter to carry sound waves. No sound in space means no echoes. While a near-perfect vacuum, some sounds can be ...

Since its first modules launched at the end of 1998, the International Space Station has been orbiting 250 miles above Earth. But at the end of 2030, NASA plans to crash the ISS into the ocean after ...