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# pluto - Today’s News

This post contains a poll

# pluto - Friday 17 January, 2014

Column: Why is Pluto not a planet?

Most of us grew up learning that there were nine planets in the Solar System. But why did Pluto get demoted? Conor Farrell explains how our understanding of the icy body changed.

# pluto - Tuesday 12 February, 2013

What would you call Pluto’s two smallest moons?

The SETI Institute are giving the public the chance to choose the names of the moons referred to now as P4 and P5.

# pluto - Wednesday 21 November, 2012

Astronomers get rare glimpse of icy, dwarf planet

‘Makemake’ is one of five dwarf planets known to exist on the edge of our Solar System – but very little has been known about it until this point.

# pluto - Wednesday 11 July, 2012

Hubble telescope spots fifth moon near Pluto

The irregular-shaped moon is less than 23 km wide, according to NASA. No wonder they never spotted it before now…

# pluto - Tuesday 6 December, 2011

‘New Earth’ found in distant solar system

Nasa has called the discovery of Kepler 22-b a “major milestone on the road to finding Earth’s twin”.