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The International Astronomical Union’s Minor Planet Center, which catalogs new moons and other small bodies in the solar system, announced the discovery on May 21. At roughly 435 miles wide, 2017 ...
Pluto has become a beloved object in our solar system ever since the International Astronomical Union (IAU) reclassified it from a planet to a dwarf planet back in 2006 – a decision which has ...
In a thrilling development that challenges long-held assumptions about the outer reaches of our solar system, astronomers ...
A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...
Sea levels will rise — by metres, not centimetres — and the time to prepare is now. Drawing on ancient clues and the latest ...
A small team led by Sihao Cheng, Martin A. and Helen Chooljian Member in the Institute for Advanced Study's School of Natural ...
A haze of ice crystals in the air created a halo around the low sun as three snowmobiles thundered onto the sea ice on a ...