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 ...

Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds up to 33,000 km/h, the winds make up the fastest jet-stream of its kind ever ...

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

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

If you were to perfectly follow the steps in An Idiot's Guide to Making a Solar System, you should eventually find yourself ...

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

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 ...

A new study suggests that a planet-sized object may have passed through the solar system billions of years ago.

Astronomers discover a network of cosmic tunnels linking our solar system to distant galaxies, revealing a dynamic and ...