moons of jupiter

  • Scientists Can Detect Life in Single Grain of Alien Ice

    Scientists Can Detect Life in Single Grain of Alien Ice

    Icy moons like Europa and Enceladus are exciting venues for the prospect of life beyond Earth, because they are thought to contain oceans of water beneath their frigid surfaces. Now, a team of scientists has concluded that a single grain of material spewed up by the outgassing moons could contain biosignatures—signs of life—if there are…


  • Webb Telescope Reveals a High-Speed Jet on Jupiter

    Webb Telescope Reveals a High-Speed Jet on Jupiter

    In July 2022, the Webb Space Telescope detected an intense jet shooting across the equator of Jupiter, the largest planet in our solar system. The jet is travelling at about 320 miles per hour (515 kilometres per hour) and is about 25 miles (40 km) in altitude, corresponding to Jupiter’s lower stratosphere. Astronomers knew east-west…


  • Jupiter’s Volcanic Moon Io Looks Ominous in New Juno Image

    Jupiter’s Volcanic Moon Io Looks Ominous in New Juno Image

    NASA’s Juno spacecraft has been orbiting Jupiter for more than seven years, capturing some of the most iconic images of the planet’s swirling winds and tumultuous storms. In the most recent image from the mission, however, the gas giant poses alongside another familiar object that’s also got a lot going on. During its 53rd close…