NASA's Artemis program represents the most ambitious human spaceflight effort since Apollo, aiming not only to return ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

Comet 3I/ATLAS was discovered on July 1, 2025, by the NASA-funded ATLAS telescope in Rio Hurtado, Chile and was quickly ...

It was the first-ever orbital launch attempt by a South Korean company. And, as often happens on debut liftoffs, something ...

An Indian rocket is scheduled to launch the record-breaking BlueBird 6 smartphone satellite tonight (Dec. 23), and you can ...

A 14%-illuminated waxing crescent moon will hang low in the southwest tonight, soon after sunset, still in Capricorn, with ...

According to the patent, habitable modules would rotate around a central axis to simulate gravity for crew by producing an outward-pushing centrifugal force.

One estimate by an engineer in SCU forecasts that given 300 "actual" UAP sightings per year — and assuming random distribution of sightings — that with 930 automated camera systems distributed across ...

Beyond better testing, we need better protection. Physical shields seem like the obvious first defense. Hydrogen-rich materials such as polyethylene and water-absorbing hydrogels can slow charged ...

On Wednesday (Dec. 17), this particular Starlink suffered an anomaly that caused a loss of communication with the ground and an unscheduled venting of its propulsion tank. The satellite is now ...

Rocket Lab launched its 21st and final mission of the year over the weekend, sending a private Japanese Earth-observing ...

Use telescopes and binoculars to observe a crescent moon, Jupiter as a 'Christmas star', star clusters and more — now is a great time to go night sky viewing.