Articles on Solar system

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Jupiter’s Great Red Spot observed by Juno in July 2017. .NASA/JPL-Caltech/MSSS/Kevin M. Gill

Six mysteries of Jupiter’s Great Red Spot

Juno has flown closer to the solar system's most famous storm than any other spacecraft to take the most detailed images to date. They may help scientists reveal some of the spot's best-kept secrets.
A view from the ‘Kimberley’ formation on Mars taken by NASA’s Curiosity rover. The strata in the foreground dip towards the base of Mount Sharp, indicating flow of water toward a basin that existed before the larger bulk of the mountain formed. NASA/JPL-Caltech/MSSS

The new space race: why we need a human mission to Mars

We could learn a lot from any mission to send people to Mars, such as whether there's life elsewhere in the universe or even the technology for new household appliances.
This enhanced-color image of Jupiter’s south pole and its swirling atmosphere was created by citizen scientist Roman Tkachenko using data from the JunoCam imager on NASA’s Juno spacecraft. NASA/JPL-Caltech/SwRI/MSSS/Roman Tkachenko

Juno mission unveils Jupiter’s complex interior, weather and magnetism

We may need to re-think our models of Jupiter’s formation thanks to the first results from Juno probe orbiting the planet, and new observations from Earth.
Saturn and its rings backlit by the sun, which is blocked by the planet in this view. Encircling the planet and inner rings is the much more extended E-ring. NASA/JPL/Space Science Institute

Water, weather, new worlds: Cassini mission revealed Saturn’s secrets

With the probe now on its 'Grand Finale,' a Cassini team member describes the amazing discoveries it made about the ringed planet and its many moons.
Astronomers predict the existence of Planet 9 based on data collected in the outer Solar System. from www.shutterstock.com

Stargazing citizens and scientists share the hunger to find Planet 9

To help find Planet 9, you just need a computer and a little astronomy knowledge. Already, 120,000 images have been processed by citizen scientists in just 3 days.
Pluto is a dwarf planet but that doesn’t make it any less worthy of our attention. NASA/JHUAPL/SwRI

Planet or dwarf planet: all worlds are worth investigating

A group of astronomers are trying to reclassify Pluto as full 'planet'. But there are good reasons to leave our classification system alone, and this doesn't mean Pluto is any less interesting.
Right side of the moon. NASA/Goddard Space Flight Center Scientific Visualization Studio

How old is our moon?

The moon may be slightly older than previously thought, suggests a new study.

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