Comet 3I/ATLAS was discovered on July 1, 2025, by the NASA-funded ATLAS telescope in Rio Hurtado, Chile and was quickly confirmed to be just the third interstellar visitor to our solar system, after ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A deep image of interstellar Comet 3I/ATLAS captured by the ...

Despite some similarities and speculation, the new comet likely originated from our solar system's Oort Cloud and is not directly connected to 3I/ATLAS. The comet will make its closest approach to ...

In late April 2026, a long-period comet will swing through the inner solar system. It will likely be visible with binoculars, ...