Interstellar comet 3I/ATLAS, third visitor to our system, is pure ice—no technosignatures, says NASA on 19 November 2025.

I/ATLAS: NASA has released close-up images of the interstellar comet 3I/ATLAS, captured by multiple spacecraft and telescopes ...

The nucleus, estimated from Hubble Space Telescope images to be at most a few kilometers across, cannot be resolved in our HiRISE image. Additionally, due to spacecraft jitter during the observation ...

On July 1, 2025, the NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, “first reported observations of a comet that originated from interstellar ...

NASA is providing more images and information about the interstellar object that's passing through our solar system right now ...

Agency officials said data showed nothing unusual about Comet 3I Atlas despite weeks of speculation that it was a UFO.

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

I/ATLAS: NASA Vs amateur astronomers now? NASA faces flak for blurry 3I/ATLAS image, gets compared to amateur astronomers in ...

Comet 3I/ATLAS was discovered on July 1 by the Asteroid Terrestrial-impact Last Alert System (ATLAS). Its previous best ...

NASA and ISRO team up to study Comet 3I/ATLAS, a rare interstellar visitor, revealing its glowing coma, ion tail, and unique chemistry.

While none of the spacecraft have cameras perfectly designed to spot comets zipping by at speeds up to about 153,000 miles ...

The excitement in the astronomical community is palpable as NASA prepares to release new, high-resolution images of the interstellar comet 3I/ATLAS. This event, taking place on November 19, 2023, at 3 ...