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Found 317 results for dwarf planet

Ancient planets are almost as old as the universe

27 January 2015

The oldest rocky planets yet are 11.2 billion years old, just a little younger than the universe – meaning the galaxy made an early start on planet building

Star's flying visit could fling comets at Earth

17 December 2014

It might not happen for a quarter of a million years, but a nearby star coming closer to the sun could send planetary remnants hurtling to Earth

Young, hotheaded stars could host habitable worlds

10 December 2014

"Infant Earths" could expand the search for alien life – but there's a warning note for supposedly habitable planets orbiting mature stars

Pluto probe prepares to wake after nine-year journey

5 December 2014

After an epic trip covering about 4.76 billion kilometres, the New Horizons spacecraft is about to arrive near Pluto and its remote, icy neighbours

Cold moon Enceladus has heart of warm fluff

28 October 2014

Known for shooting spectacular plumes of water into space, Saturn's tiny moon keeps warm thanks to a core that is slushy and soft rather than rock solid

Spacecraft seek geysers without human help

16 October 2014

Software that can identify plumes emanating from comet and moon surfaces is the next step toward landers that can explore planets autonomously

Exoplanet names will be put to public vote

10 July 2014

The international group that names cosmic bodies is crowd-sourcing names for exoplanets – but will you be able to name a planet Alderaan or Westeros?

First life-friendly exoplanet may not exist after all

3 July 2014

Touted since 2007 as a top contender for hosting life, the rocky world Gliese 581 d may be no more than sunspots, according to a re-analysis of its signal