An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

Our Solar System is full of mysteries, but if the inner planets are a puzzle, the boundary between the Solar System and ...

Such findings highlight the dynamic nature of magnetic fields across the solar system and their susceptibility to external factors like solar winds. These discoveries emphasize the need for more ...

In fact, every planet—and every moon—in the solar system will be in the sky during the eclipse. However, that doesn’t mean you’ll see them all. Contrary to what you might have read ...

"The puzzle for theoretical astrophysics has long ... a star-size object visited the solar system and tweaked these planets' paths. The team carried out 50,000 simulations of such events, using ...