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Jupiter's strange atmosphere may have formed in a gigantic shadow

29 June 2021

The mix of gases that make up Jupiter’s atmosphere have long puzzled astronomers, but now it seems the giant planet’s shadowy birthplace may be responsible

NASA mission takes first close-up images of Ganymede in two decades

7 June 2021

NASA took pictures of Jupiter's largest moon Ganymede with its Galileo and Voyager missions, and now it has returned for the first time in over two decades with the Juno mission

Science with Sam: Are there volcanoes in space?

11 May 2021

From cataclysmic supervolcanos on Earth to ice plumes on Enceladus, the solar system is a wildly volcanic place. This is your guide.

Juno spacecraft spots meteor fireball lighting up Jupiter’s skies

17 February 2021

NASA’s Juno probe, currently circling Jupiter, has spotted what appears to be the fiery blast of a meteoroid plunging into the planet

Jupiter’s moon Europa has ice that may glow green in the dark

9 November 2020

Jupiter’s icy moon Europa may glow in the dark, which could help NASA’s Europa Clipper mission determine whether the moon’s seas have the ingredients for life

Mars is unusually close this month – here's how to spot it in the sky

14 October 2020

Earth and Mars are closer this month than they have been since 2003. To spot the Red Planet, look for a bright red object towards the east after sunset or west before sunrise, says Abigail Beall

Strange lightning on Jupiter may be caused by ammonia snowballs

5 August 2020

The Juno spacecraft has spotted lightning on Jupiter that’s unlike anything we’ve seen before, and it may be caused by strange, slushy balls of ammonia and ice

A giant impact may have caused cracks all over Jupiter's moon Ganymede

23 July 2020

New analysis of images of cracks on Ganymede indicate that they cover most of the surface in concentric rings, suggesting a giant impact rocked the moon 4 billion years ago