Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

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

The planets in our solar system orbit around the sun at different speeds along different paths. “But occasionally they’re ...

This month offers incredible views of six planets, including Venus-Saturn conjunction. See the dates for all of 2025's ...

Scientists have discovered a rare six-planet system where all planets orbit their star in perfect mathematical harmony.

Hong Kong residents will have the rare opportunity to observe four of the brightest planets in the solar system with the ...