The mystery of Planet X
9 January 2008
Something weird is going on beyond Neptune, but Pluto is too puny to blame. Time to call in the planet hunters, says Govert Schilling
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Premium
Found 677 results for dwarf planet
Sky maps: Leaving no star unturned
12 December 2007
If the sun's evil twin or killer asteroids are out there, ambitious digital mapping projects will nail them, says Hazel Muir
Moons like Earth's are few and far between
21 November 2007
Collisions between large rocky objects, such as the one that probably created our Moon, occur in very few solar systems, a study suggests
Probing the true nature of black holes
3 October 2007
A host of new techniques means we will soon know whether these weird cosmic objects are what we think they are, says Michael D Lemonick
Dawn spacecraft launches to study giant asteroids
27 September 2007
The mission will use an advanced ion engine to reach two titans of the asteroid belt – Vesta and Ceres
Weird worlds: Planets that defy convention
26 September 2007
From super huge to hellishly hot, there are some crazy planets coming to light outside the familiar confines of our solar system
Planet survives close call with searing red giant
12 September 2007
A planet that was singed when its host star swelled into a red giant has lived to tell the tale – the Earth will probably not be so lucky
Editorial: Not quite the end of the world
12 September 2007
The discovery of a planet that has survived its star's red giant phases triggers speculation about the fate of Earth
Engage the antimatter drive
5 September 2007
Fancy a trip to another solar system? You will need a pretty revolutionary kind of rocket to get there...
Sounds in space
8 August 2007
If we care to listen, we'd discover the planets and moons of the solar system are shouting their secrets for all to hear
