"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure ...

Scientists previously thought the solar system was flying through space at 515,000 mph. It may actually be going three times ...

What: Comet 3I/ATLAS reached perihelion on October 30, 2025. This special SETI Live explored what scientists have learned about its origin, chemistry, and trajectory ...

A newly discovered comet named C/2025 V1, which some have compared to 3I/ATLAS, is due to make its closest approach to Earth on Tuesday, Nov. 11.

A series of three powerful flares and associated explosions of solar material out across the Solar System have set Earth ...

Interstellar comet 3I/ATLAS is losing an insane amount of mass after making its closest pass of the sun last month — a ...

Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals ...

James Webb Space Telescope observations show interstellar comet 3I/ATLAS has a 50-65 foot irradiated crust formed by billions of years of cosmic ray exposure. Research posted to arXiv indicates the co ...

SpaceX boss Elon Musk chimed in on the debate over the 3I/ATLAS comet and the subsequent alien conspiracies during an ...

While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

Having made its closest approach to the sun on Wednesday October 29, comet 3I/ATLAS will soon be visible from Earth ...

A powerful geomagnetic solar storm is helping to unveil northern lights across the United States. Here's how auroras become visible.