Astronomers Uncover Interstellar Comet Hiding In Earlier Telescope Images
Astronomers have revealed that the interstellar comet 3I/ATLAS, officially discovered on July 1, 2025, was actually captured in…
NASA’s powerful new chip could let spacecraft think independently
Space missions still rely on computer chips that were designed years ago. They are dependable and can survive…
Satellite pollution could soon become a major climate threat
Pollution is not just a problem on Earth anymore. Today, satellites help people watch movies, use GPS, check…
Giant radio telescope sees Artemis 2 astronauts on Orion flying around the moon. ‘There are 4 people in those pixels.’
Here’s a unique view of NASA’s Artemis 2 moon mission. A giant radio telescope in West Virginia tracked…
Watch NASA’s new Mars helicopter rotor break the speed of sound (video)
NASA is testing the limits of future Mars aircraft as it works to develop a next-generation fleet of…
Venus and a slender crescent moon steal the show after sunset on May 18
By now, you have almost certainly noticed dazzling Venus glowing in the western sky soon after sunset. On…
Watch an asteroid the size of a blue whale hurtle towards Earth live online May 18
Near-Earth Asteroid 2026 JH2 extremely close encounter: online observation – 18 May 2026 – YouTube Watch On A…
A Spacecraft Powered by Nuclear Heat Could Send Humans to Saturn in Just 220 Days, Bringing Titan Closer Than Ever
NASA’s Mars planning documents contain a quiet warning: a 375-day round trip may push astronauts past the allowable…
SpaceX faces high stakes for upcoming Starship rocket test flight
SpaceX plans to launch an updated version of its Starship megarocket — a new prototype of the system…
Webb and Hubble sink deep into the dazzling Whirlpool Galaxy — Space photo of the week
Quick facts What it is: A spiral arm of the Whirlpool Galaxy (M51) Where it is: 31 million…
Mars Experienced Catastrophic Flooding 3.5 Billion Years Ago, Reshaping Planet’s Surface
Scientists have shared photos of the Mars surface, revealing that the Red Planet was rocked by “catastrophic floods”…
Stardust from ancient supernovae found frozen in Antarctic ice
The Solar System is not drifting through empty space. Right now it’s traveling through the Local Interstellar Cloud,…