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The Guardian - Back to homeThe Guardian

Neptune

May 2024

  • The sun and Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto

    Six planets to appear in alignment next week in rare celestial parade

    Mercury, Mars, Jupiter, Saturn, Neptune and Uranus will be visible but viewers may need some equipment to see them clearly

January 2024

  • photos of the two pale blue planets viewed side by side, Neptune only very marginally a deeper blue

    True blue: Neptune only slightly deeper colour than Uranus, say Oxford scientists

    Both ice giants are similar pale blue, new research finds, correcting earlier beliefs about the planets’ relative hues

September 2022

  • Neptune and its rings captured by the James Webb space telescope.

    Neptune and its rings shown in striking new light by Webb telescope

    Farthest planet from sun and its satellites revealed in unprecedented detail by space telescope’s infrared imager

July 2022

  • Uranus and some of its moons.

    Journey to the mystery planet: why Uranus is the new target for space exploration

    The last time a probe visited the distant ice giant was in 1986, yet learning more about this cold world could tell us a lot about the galaxy

February 2019

  • Artist’s concept of Neptune’s Hippocamp moon

    'Breakneck speed' mini moon hurtles around Neptune at 20,000mph

    Astronomers confirm orbit of tiny moon Hippocamp via multiple images from Hubble

September 2018

  • ‘Mars, Bringer of War, blood red in the imagination, has always been a mirror for our nightmares and dreams’ ... Professor Brian Cox.

    Brian Cox on Holst's Planets then and now

    One hundred years ago Holst’s Planets suite was premiered, with the composer drawing on metaphors and myths to animate his planets. Today’s scientific realities are just as rich and powerful, writes the physicist and TV presenter.

March 2018

  • Fascist leader Oswald Mosley with his wife Diana and their son Max.

    Brief letters
    Oswald Mosley, the unpopular populist

    Brief letters: Mosley in Manchester | David Edgar’s acting | LGBTQ sandwiches | Clinton called out in 1989 | Rainbow memories | Planet mnemonic

October 2017

  • Artistic illustration of Haumea and its ring system. The ring is located at 1,421 miles from the centre of the dwarf planet and is darker than its surface.

    Scientists discover ring around dwarf planet Haumea beyond Neptune

    Rugby ball-shaped dwarf planet with two moons also has a ring around it and orbits in the outer solar system

August 2017

  • By conducting experiments at the Linac Coherent Light Source -- one of the world's most powerful X-ray lasers -- an international team of researchers led by HZDR physicist Dr. Dominik Kraus was able to demonstrate that hydrocarbon compounds split into carbon and hydrogen inside ice giants such as Neptune, shown here. The carbon turns into a "diamond shower."

    Astro-bling: scientists recreate 'diamond rain' of Neptune and Uranus

    Using lasers and polystyrene, researchers say they have mimicked the high temperatures and pressures thought to cause diamond rain within ice giants

August 2016

  • A false-colour photograph of Neptune from Voyager 2

    Weatherwatch
    Neptune – the wildest weather in the solar system

    Weatherwatch A new study shows that Neptune’s exotic clouds and violent storms are driven by a combination of cosmic rays and sunlight

November 2015

  • Mercury

    Children's books
    The best space facts ever – in pictures

    Did you know Venus spins in the opposite direction to all the other planets in our solar system and there are thought to be trillions of diamonds on Uranus? Space experts Dr Dominic Walliman and Ben Newman tell all – with the help of Professor Astro Cat

September 2014

  • The sun emitting a mid-level solar flare

    A month in space
    A spacewalk selfie, the Giant Squid Nebula and an origami solar array – in pictures

    This month’s roundup of the best space-related imagery in the known universe includes a dramatic solar flare, a cosmonaut’s selfie and an improbable marriage between technology and the ancient Japanese art of paper-folding

September 2012

  • giant asteroid vesta

    Spacewatch
    Spacewatch: The Titius-Bode Law

    Alan Pickup says Jupiter's powerful gravity has never allowed debris to coalesce into a single object

July 2011

  • Neptune

    Neptune's first orbit: a turning point in astronomy

    As Neptune nears a historic orbit around the Sun, Robin McKie recalls the dramatic story of how the icy world was discovered

December 2004

  • Revealed: how Britain put the spin on Neptune

  • Nuclear space explorer to solve riddles of Neptune

August 2004

  • Multiple moons for Neptune

    Neptune, the eighth planet from the sun, has just acquired five more moons.

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