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

People in the northern hemisphere will be able to see Saturn, Mercury, Neptune, Venus, Uranus, Jupiter and Mars during the planetary parade. The next full moon will happen on Feb. 12. Known as the ...

An unidentified interstellar object, possibly eight times Jupiter’s mass, may have disrupted the solar system’s planets.

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

Fans of the billionaire Elon Musk are now saying that a book predicted the SpaceX and Tesla CEO becoming the leader of Mars.

NASA's MMS mission discovered whistler-mode chorus waves in an unexpected region, the terrestrial mid-tail neutral sheet, ...

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

What is the sixth house in astrology? Here's what the 6th house represents, what planets and signs it's associated with, what ...

Study reveals an interstellar object's impact on planetary orbits, reshaping solar system dynamics. Discover how simulations ...

The orbits of Jupiter, Saturn, Uranus and Neptune may have been forever changed by an enormous object that whizzed through ...

These rugged, all-weather Celestron binoculars are perfect for wide-field stargazing and wildlife watching, and now they're ...

A new study suggests that a planet-sized object may have passed through the solar system billions of years ago.