A new report offers the latest confirmation of 3I/ATLAS and its interstellar origins, as scientists still debate over its unusual properties.

The interstellar object 3I/ATLAS has gathered significant scientific attention, and soon it will reach its closest point to ...

Jupiter is the fastest spinning planet in our Solar System, completing a rotation in less than 10 hours. This rapid spin ...

What Matters Now • The extraordinary discovery of the “twilight” asteroid 2025 SC79, detected by the Dark Energy Camera, ...

Astronomers are studying 3I/ATLAS, a rare interstellar comet nearing the Sun. Despite viral claims calling it an 'alien ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

The Milky Way and Andromeda galaxies are predicted to collide and merge between 3.9 and 5.6 billion years from now, based on observed relative motion. The merger process will involve multiple ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...