Home, sweet exomoon: The new frontier in the search for ET
29 July 2015
We're fixated on the idea that life can only exist on a planet like Earth – but the most likely habitat might lie elsewhere
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Premium
Found 113 results for dwarf planet
How New Horizons will probe mysteries of Pluto's oddball moons
10 June 2015
One frozen ammonia world is too large even to be a moon, and no one can work out how four others got there. What's their story?
Dwarf or planet? First visit to Pluto could reignite the row
10 June 2015
How many solar system planets are there: eight, nine? Or 73 or 74? Arguments swirl on nine years after Pluto was struck off the official list
First visit to Pluto could rewrite the solar system's story
10 June 2015
Rivers of neon, geysers of nitrogen, an oddly giant moon: the New Horizons probe promises revealing spectacles – and insights into deep solar system history
Rosetta's wrong water could be right after all
6 May 2015
Comet 67P's water isn't like Earth's – it's interstellar stuff, from the same mould as the pristine material that made the solar system
The human universe: If aliens exist, do they know we're here?
29 April 2015
Extraterrestrials could already be learning about life on Earth. Problem is, it's probably from TV signals transmitted in 1973…
Eccentric Earths: Weird planets where life might lurk
12 March 2014
We thought that the search for life on other planets meant finding Earth's twin. But now it looks like some bizarre worlds could still be fit for life
The night: When lights go out, the sky comes alive
27 November 2013
The sky has stars and galaxies galore to offer, if you can just get away from those city lights, says Valerie Jamieson
Frozen fuel: The giant methane bonanza
28 August 2013
The race is on to tap the world's biggest and most unusual fossil fuel supply – methane trapped in frozen hydrates in permafrost and at the bottom of the ocean
Brown dwarfs: From zeroes to astronomical heroes
21 August 2013
The most unloved, drab objects in all of space are fast becoming the new cosmic "it" objects, providing insights into exoplanets and a lot more besides
