In A Nutshell Arrokoth, a snowman-shaped object billions of miles from Earth, is one of the oldest and least-disturbed relics of the early solar system Scientists have long debated whether its two ...

Add Yahoo as a preferred source to see more of our stories on Google. This illustration shows the creation of an asteroid family. Ejected fragments from catastrophic collisions of asteroids between ...

Scientists say a nearby red dwarf star hosts a planetary lineup that looks like a mirror image of our own solar system, with rocky worlds bookending a pair of gas-rich planets. Around the star LHS ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Homer Newell and the Origins of Planetary Science in the United States -- The Survival Crisis of the US Solar System Exploration Program in the 1980s -- Faster, Better, Cheaper: A Sociotechnical ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

If its interstellar origins were to be confirmed, it’d only be the third of its kind spotted in the solar system in history. An oblong interstellar object, dubbed ‘Oumuamua, was first discovered in ...