Could a lonely planet wander aimlessly through the restless galaxy change the subtle dance of gravity within our solar system ...

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

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

The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark ...

In early July 2025, a telescope system designed to spot potential threats to Earth made a surprising discovery. The Asteroid Terrestrial-impact Last Alert System, better known as ATLAS, detected a ...

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

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 ...

Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a ...

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 ...