Aug 18SaveSpace8/18/20Space8/18/20Does Our Sun Have a Long-Lost Twin?George Dvorsky22SaveThe strange configuration of material in the outer reaches of our solar system has led a team of scientists to…
Mar 21 2018SaveSpace3/21/18Space3/21/18A Visiting Star Jostled Our Solar System 70,000 Years AgoGeorge Dvorsky47SaveAround the same time our ancestors left Africa, a dim red dwarf star came to within 0.8 light-years of our Sun,…
Apr 29 2016SaveSpace4/29/16Space4/29/16A Mysterious Object From Earth's Distant Past Has ReturnedMaddie Stone46SaveA first-of-its-kind space rock filled with pristine material from the formation of the Earth itself has returned to…
Dec 10 2015SaveSpace12/10/15Space12/10/15Could There Be Massive Planets in the Far Reaches of Our Solar System?George Dvorsky76SaveA pair of new studies claim to have discovered two of the most distant objects ever seen in the outer reaches of the…
Feb 18 2015SaveSpace2/18/15Space2/18/15A Star Came Within 0.8 Light-Years Of Our Sun 70,000 Years AgoGeorge Dvorsky65SaveAn international team of astronomers has identified a star that passed through the outer reaches of the Oort Cloud…
Dec 30 2014SaveSpace12/30/14Space12/30/14A Dangerous Nemesis Star May Visit Our Solar System Many Years From NowGeorge Dvorsky38SaveA stellar orange dwarf has a 90% chance of passing through the outer reaches of our solar system no earlier than a…
Mar 26 2014Save3/26/14Meet our newest neighbour, VP113Mika McKinnon50SaveThe outer solar system has a new dwarf planet! Orbiting between 12 and 70 billion kilometers, 2012 VP113 is joining…
Feb 21 2012SaveSpace2/21/12Space2/21/12There really could be a giant planet hidden far beyond PlutoAlasdair Wilkins80Save Pluto is about forty times the distance from the Sun as Earth. But the Solar System is over 50000 times that length…
Feb 15 2011Save2/15/11The search is on for a giant tenth planet hidden in the Oort CloudAlasdair Wilkins98SaveWe might just be on the verge of discovering a real Planet X, according to astronomers John Matese and Dan Whitmire.…
Dec 3 2010SaveSpace12/3/10Space12/3/10Gigantic hidden planet could be hurling comets at the rest of the solar systemAlasdair Wilkins142SaveFar away in the frozen outermost depths of our solar system, there might be a hidden planet four times the size of…
Nov 28 2010SaveSpace11/28/10Space11/28/10Our solar system is home to immigrant comets from alien starsAlasdair Wilkins42SaveAt the furthest edges of our solar system lies the vast Oort Cloud, a hypothetical giant shell full of billions of…
Feb 19 2008Save2/19/08Dawn in the Oort CloudAnnalee Newitz14Save If you're wondering about the sunny view from the Oort Cloud, that vast sphere of debris that surrounds our solar…
Feb 18 2008SaveSpace2/18/08Space2/18/08A Second Earth in Our Solar SystemAnnalee Newitz45Save Traveling to another Earth-like world just got a lot easier. It turns out that there may be many other…