Just beyond Neptune lies a ring of small, icy worlds that offer insight into the formation of our Solar System, and scientists using the Canada-France-Hawaii Telescope on Maunakea, Hawaii, just ...

For the first time since Pluto was demoted, the idea of a true ninth planet is edging from speculation toward something ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This article is more than 4 years old. This global color ...

The world has been abuzz with news of Rosetta’s arrival at its comet target recently, with the mission making headlines across the globe. But next year on 14 July 2015 an even more remarkable mission ...

A speedy NASA probe has crossed the orbit of Neptune, notching one more spaceflight milestone on its way toward a historic flyby of Pluto next summer. New Horizons — which is scheduled to zoom through ...

Like a traveler on a very long road trip, a deep space probe has passed the last sign post before its destination. NASA has announced that its New Horizons probe has passed the orbit of Neptune – its ...

Two-dimensional representations of the Solar System misleadingly suggest orbital intersection between Neptune and Pluto. Pluto's elliptical orbit, inclined 17º to the ecliptic plane, and Neptune's ...

In 1991, Alan Stern, Jonathan Lunine, and David Morrison presented a proposal to NASA to venture forth into unexplored territory. If they’d had their way, NASA would have sent probes to Neptune and ...

The astronomical discovery of the three outer most planets, Uranus, Neptune and Pluto expanded the frontiers of our Solar System. Western Astrology, which is more recent than Indian Astrology, went ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Neptune as seen from the Very Large Telescope. ESO/P. Weilbacher ...