• Great conjunction of Jupiter and Saturn on December 21

    A rare great conjunction of Jupiter and Saturn will take place at 18:11 UTC on December 21, with the two planets passing just 6.1 arcminutes (about one-fifth the apparent width of the moon) of each other, as seen from Earth. Coincidentally, the December solstice is…

  • Water vapor detected on Jupiter’s icy moon Europa

    Astronomers have long suspected that Europa, Jupiter's moon, holds a salty ocean beneath its thick icy crust that could support life. NASA has confirmed that they have now detected water erupting from geysers on the surface of the moon. An international research…

  • 3D infrared animation of Jupiter’s north pole

    NASA's Juno scientists have unveiled their 3D infrared movie depicting densely packed cyclones and anticyclones that permeate Jupiter’s polar regions, and the first detailed view of a dynamo, or engine, powering the magnetic field for any planet beyond…

  • Surprisingly erratic X-ray auroras discovered at Jupiter

    ESA and NASA space telescopes have revealed that, unlike Earth’s polar lights, the intense auroras seen at Jupiter’s poles unexpectedly behave independently of one another. Auroras have been seen in many places, from planets and moons to stars, brown…

  • Jupiter’s auroras present a powerful mystery

    Scientists on NASA's Juno mission have observed massive amounts of energy swirling over Jupiter's polar regions that contribute to the giant planet's powerful auroras – only not in ways the researchers expected. Examining data collected by the…

  • What’s inside Jupiter?

    In Part 1 of this presentation, physicist Wal Thornhill began his analysis of the extraordinary revelations from NASA's Juno Mission to the gas giant Jupiter. Like every other recent space mission, what scientists are finding is not what they expected. In the…

  • Electric Jupiter and its many surprises

    Scientists working on NASA’s historic Juno mission to the gas giant Jupiter have recently presented their early findings for the first time. Like so many other recent space missions, what they have discovered is not what they expected. As reported by New…

  • Juno mission rewrites what we know about Jupiter

    NASA’s Juno mission, led by Southwest Research Institute’s Dr. Scott Bolton, is rewriting what scientists thought they knew about Jupiter specifically, and gas giants in general, according to a pair of Science papers released today. The Juno spacecraft…