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An artist’s impression: MESSENGER flying over a colourful Mercury. NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington

Mercury’s MESSENGER mission comes to a crashing climax

It was the first probe to find water on Mercury, the planet closest to the sun. Its mission nearly over, MESSENGER is about to crash into the planet it's been observing.
Artist’s impression of NASA’s New Horizons spacecraft encountering Pluto and its largest moon, Charon. NASA/Applied Physics Laboratory/Southwest Research Institute

Let the people decide new place names on Mercury and Pluto

Who gets to name the craters and features on our planets was once an ad hoc affair. But now the public can have a say with just days left to vote.