I/ATLAS is the third-known interstellar object to enter our solar system. It was discovered on 1 July 2025 by the ATLAS ...

U.S. officials continue monitoring interstellar comet 3I/ATLAS despite the government shutdown, with NASA coordinating ...

Scientists believe 3I/ATLAS contains significant amounts of carbon dioxide, similar to comets formed in cold, distant star ...

Comet 3I/ATLAS was first detected on July 1, 2025 by the Asteroid Terrestrial-Impact Last Alert System (ATLAS). As it approached the Sun, it displayed a subtle non-gravitational acceleration, ...

Recent observations of the interstellar object 3I/ATLAS show that it has developed a faint blueish hue, hinting at a potential color change. This is the third time experts have seen the comet's ...

Rep. Aaron Bean voiced frustration as Democrats demanded an extension of subsidies for Affordable Care Act-obtained insurance ...

A Harvard astrophysicist who believes the Manhattan-sized comet hurtling towards Earth could possibly be fueled by alien ...

Our solar system's collection of rogue visitors just got stranger. Astronomers monitoring 3I/ATLAS, our third confirmed guest ...

Atlas fuels debate as NASA delays new images. See what data exist, why releases lag, what scientists say, and what to watch next.

Behind the Sun, the comet appears to show signs of acceleration beyond what is expected by gravity. And for reasons not yet ...

The potential presence of water in the astral body has fueled significant scientific speculation, and observations have led ...

NASA is facing pressure from lawmakers and scientists to release data on 3I/ATLAS after the agency publicly reassured Kim ...