Interstellar comet 3I/ATLAS is briefly out of view as it travels around the sun this week, but researchers and amateur ...

In a recent development, 3I/ATLAS has exhibited first-ever non-gravitational acceleration when it reached its closest ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

Mysterious Interstellar Comet 3I/ATLAS, a rare visitor from beyond our Solar System, will make its closest approach to Earth ...

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

NASA stated the comet will pass slightly inside Mars’ orbit when it reaches this point, around October 30, 2025. | World News ...

Two space probes, Hera and Europa Clipper, are ideally positioned to fly through the debris trail of interstellar comet ...

As the third confirmed interstellar object to pass through our solar system, 3I/ATLAS is prime for new discoveries. It was ...

T he best time to watch Comet C/2025 A6 (Lemmon) is upon us. Grab your binoculars, telescope, or just get into a very dark ...

As 3I/ATLAS approached the inner solar system in September, the Nordic Optical Telescope in Spain's Canary Islands recorded a ...

Comets Lemmon and SWAN R2 will be visible during October 2025 during the Orionid and Taurid meteor showers, creating a month of comets, "shooting stars" and fireballs.