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

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

The great planetary parade in February 2025 will see five bright planets in clear view and a special alignment of Mercury and ...

It is not often that all the planets in the Solar System other than ours are lined up across the night sky for us to see.

Tonight and throughout January, stargazers can see a planetary alignment in the night sky or what some are calling a ...

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

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

The eight planets in our solar system orbit the sun in roughly the same plane, because they all originally formed from the same disc of debris around the sun. The line the sun traces across the ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

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

A rare celestial event where seven planets align is visible in the UK skies. Discover how, when, and where you can observe this astronomical spectacle this month ...