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 ...

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

While the planets are technically always "aligned" along the same plane in our sky, seeing so many at once is a special ...

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

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

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

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

The discovery of two new planets beyond our solar system by a team of astronomers from The University of Warwick and the ...

The celestial bodies in our solar system take many forms. Some are made of rock, others gas, and others even ice. The farther ...

Research indicates an interstellar object might have altered the orbits of Jupiter, Saturn, Uranus, and Neptune billions of years ago ...