Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...

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 ...

Because planets always appear in a line, the alignment isn't anything out of the norm. What's less common is seeing so many ...

All of our solar system’s planets are lining up to ... apparent than during a planetary alignment. An alignment including all of the planets except Mercury is taking place in mid-January.

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...

NASA discovers something on Neptune and Uranus: "There are more than 5000" The ice giants of the solar system have long been ...

Early 2025 is a good time for skygazing and spotting up to seven planets in the night sky – if you have a little help.

It will be "a celestial event where multiple planets in our solar system appear close together in the night sky." ...

All of our solar system’s planets are lining up to parade through ... Never is this more apparent than during a planetary ...