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 ...
This month offers incredible views of six planets, including Venus-Saturn conjunction. See the dates for all of 2025's ...
Sometimes, it's easy to forget that we're spoiled with one of the best observatories in our solar system, and it's called ...
Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida ...
A planet parade like the one beginning tonight is quite uncommon, occurring once every 10-20 years. Here are the planets you ...
A new study implies that in the past, moons in our solar system may have had rings just like planets do — deepening the ...
Venus, Mars, Jupiter, Saturn, Uranus, and Neptune will align in a line in the sky. Although most of these planets will be ...