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

Travel to the edges of our solar system with this unique blend of photographic images video and computer animation Hosted by renowned scientist and author Isaac Asimov the program is set to Gustav ...

Merely a decade ago there were no known planets orbiting sunlike stars outside our own solar system. In the past ten years, however, fast-paced developments in astronomy have revealed over 140 ...

In 1977, Voyagers 1 and 2 took off from Cape Canaveral, Florida, on what would become a more than 4-decade odyssey to explore the outer planets and beyond. Along the way, the spacecraft made ...

Say it is so. Weezer announced on Thursday (Sept. 26) that they are hosting a special two-night screening of a live concert ...

Kuiper Belt, well past the orbit of Neptune (artistic illustration). There may be an undiscovered planet in the outer solar system whose presence is revealed by the strange orbit of objects beyond ...

The outer four planets (Jupiter, Saturn, Uranus, and Neptune) are called gas giants. When the solar system formed, gaseous substances gathered together further away from the Sun and formed the gas ...

Why it's so special: This iconic montage features images of Jupiter, Saturn, Uranus and Neptune captured between 2014 and 2024 as part of the Hubble Space Telescope's Outer Planet Atmospheres ...