NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

Travel the universe from your seat with our picks from the annual ZWO Astronomy Photographer of the Year competition.

Most places on Earth have seasons because our planet is on a tilt as it orbits the sun. But our star also has its own version ...

The probe entered a region beyond the heliopause, where temperatures are incredibly high, and continued to function despite ...

NASA's Voyager 1 launched 48 years ago in September 1977 on a decades-spanning journey to study the cosmos and search for ...

Scientists at the Gemini South Observatory in Chile have captured the clearest images of 3I/ATLAS yet, revealing a feature ...

Today Psyche spacecraft on 2025 September 4 has a chance to look at 0.302 AU distance as 3I/Atlas passes by Mars. October, ...

Set to launch late September, NASA's IMAP mission is here in Titusville. Along for the ride are two other crucial spacecraft.

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything ...

Object 3I/ATLAS is now too far from Earth to aim a telescope at, but prior observations showed some unusual behavior. The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought ...

Some of the 750,000 solar panels of the Bighorn Solar project are seen Oct. 21, 2021, in Pueblo. The Evraz Steel Mill, at the top of the frame, purchased the energy generated by the array to power a ...