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Found 676 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

Brave new world-hunters spot exoplanets on the cheap

7 January 2015

You don't need a multi-million-dollar budget to find alien worlds – off-the-shelf scopes rigged together can spot our cosmic neighbours too

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

2015 preview: Pluto gets ready for its first close-up

16 December 2014

Our current best snapshot of Pluto is just a handful of pixels captured by the Hubble Space Telescope – that should change when New Horizons flies by

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

60 Seconds

3 December 2014

Personal genetics, breakfast on Pluto, Hawking's speedy speech and more

Philae lander sleeps but Rosetta mission lives on

18 November 2014

The European Space Agency has announced that Philae has detected organic molecules on comet 67P – and there are many more scientific discoveries to come

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