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Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals formed much later than expected. These late-forming bodies match the ages and ...

In late 2025 a mysterious comet flew between the orbits of Earth and Mars and reached a speed of more than 150,000 miles per hour during its closest approach to the sun. The rare interstellar guest to ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Why the Voyager Probes Will Never Truly Leave the Solar System They crossed the heliopause, but they’re still part of our Sun’s kingdom. In this episode, we break down the difference between the ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Having made its closest approach to the sun on Wednesday October 29, comet 3I/ATLAS will soon be visible from Earth again ...

A new study with the incredibly exciting title of "Overdispersed Radio Source Counts and Excess Radio Dipole Detection" has announced quite a thrilling discovery, indeed: Our solar system is moving ...

The updated measurements won't take away Jupiter's status as the solar system's biggest planet. NASA / JPL-Caltech / SwRI / MSSS Scientists may have been overestimating the size of the solar system’s ...