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Found 678 results for dwarf planet

Rocky planets may circle many white dwarfs

3 April 2006

Traces of heavy elements in the light the dead stars emit suggests white dwarfs are devouring asteroids – and five prime examples have been found

Brown dwarfs weighed directly for first time

15 March 2006

A pair of the "failed" stars, orbiting each other, give up their weighty secret – the breakthrough may allow other suspected brown dwarfs to be identified

Directly detected exoplanet has its temperature taken

22 February 2006

The gas giant is orbiting a red dwarf 63 light years away – scientists using the Spitzer Space Telescope have measured it at a toasty 844°C

Milky Way brims with singleton stars

27 January 2006

Most of the stars in the galaxy are born alone and live their lives in isolation, a controversial new analysis suggests – all the better for alien life-forms

Earth-like planet may be first of many

25 January 2006

Planet hunters have detected what seems to be the smallest extrasolar planet so far, orbiting a red dwarf 22,000 light years away

Smallest extrasolar planet revealed by microlensing

25 January 2006

The find suggests Earth-like planets are abundant in the galaxy and validates a technique that should be able to find them

2005: The year in astronomy

2 January 2006

The distant universe came into unprecedented focus in 2005 and astronomers found the source of some of the most powerful explosions in the cosmos

Countdown: NASA's mission to Pluto and beyond

7 December 2005

What we know about the Solar System's most distant planet would fit on the back of a postcard. But a bold new mission blasting off in January will change all that