Public vote renames planets after gods, monsters and scientists
15 December 2015
The International Astronomical Union has announced the results of a contest to name far-off planets, and Copernicus, Veritate and Sancho are among the winners
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Found 465 results for dwarf planet
From Pluto fly-by to head transplants – the best stories of 2015
15 December 2015
This year was full of exciting stories, including mystery signals from space and the discovery of a new ancient human relative. Here are some of our favourites
Dwarf planet Ceres looks like an asteroid but acts like a comet
9 December 2015
Shiny spots and minerals on Ceres suggest it may have been born in the outer solar system, and that our classification of asteroids and planets is wrong
Pluto kept alive by antifreeze – other icy worlds could be too
18 November 2015
Ice volcanoes and other geological oddities on the dwarf planet hint at an outer solar system full of frozen yet active worlds
Our moon would be a planet under new definition of planethood
13 November 2015
When astronomers last redefined "planet", Pluto was demoted to being a dwarf. A proposed revision to the criteria would instead grant planethood to the moon
Coming soon: first weather report from super-Venus exoplanet
11 November 2015
A newly spotted exoplanet is rocky, hot and close – making it the first of many with an atmosphere we can study in depth
Most distant solar system object yet could hint at hidden planet
10 November 2015
A newly discovered rocky body is more than three times more distant than Pluto. It and its companions could help solve a mystery about the outer solar system
Pluto surprises with ice volcanoes and alien weather
9 November 2015
New revelations from NASA's New Horizons probe shows Pluto's diverse geology is blanketed with a more compact atmosphere than we thought
Icy plains and snakeskin terrain among Pluto's lingering puzzles
15 October 2015
The team behind NASA's New Horizons probe has just released their first official paper on Pluto's geology, atmosphere and moons – but big mysteries remain
New Horizons shows Pluto sporting blue skies and red water ice
8 October 2015
The latest images from the New Horizons probe uncover surprising details about the dwarf planet's colours – and how the sky and the ground are connected
