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 ...

New research suggests that a massive, unidentified object might have passed through our Solar System billions of years ago, ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds ...

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

A powerful new tool comes online this year that could help astronomers locate the mysterious planet hiding somewhere beyond ...

The research, yet to be peer-reviewed, sheds light on what could have changed the orbits of several planets in the solar ...

Genesis data is now producing high impact science in cosmochemistry, solar physics, coronal mass ejections, and space ...

Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida ...

Plate tectonics give Earth its mountains, earthquakes, continental drift and maybe even helped give rise to life itself. But ...

Jan. 7, 2025 — A researcher has used advanced models that indicate that the formation of Pluto and Charon may parallel that of the Earth-Moon system. Both systems include a moon that is a large ...

Further simulations on flybys into the inner Solar System revealed one of our own planets might be flung out of the ballpark ...