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

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

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

Long ago, a planetary object eight times the mass of Jupiter may have once visited the solar system and altered […] The post ...

Stargazers are in for a treat early this new year, as the sky is full of stars - quite literally so!January is set to witness ...

It actually follows its own tiny elliptical orbit around what is called the center of gravity (the barycenter) of the system, the sun and the orbiting planets. This barycenter is usually not equal ...

While planets circle the sun in what's called and heliocentric orbit, they rarely fall together in what appears to the human ...

Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, ...

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

Witness a rare celestial spectacle! Seven planets, including Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune, will ...

While claims of a “rare alignment” are overblown, you can still see up to six planets in the night sky this weekend. Here's ...

"A parade of planets, also sometimes referred to as a planetary alignment, is when several planets in our solar system appear ...