News Planetary Science

Experts don’t agree on age of Saturn’s rings

Data from orbiting Cassini craft may help resolve debate

Saturn and its rings

YOUNG OR OLD  The age of Saturn’s rings, seen in this March 19 image from the Cassini spacecraft, is still hotly debated among researchers.

JPL-Caltech/NASA, Space Science Institute

By Christopher Crockett

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Planetary Science

  1. an aerial photo of the surface of Mars
    Planetary Science

    Watch real video of Perseverance’s Mars landing

    By Lisa Grossman
  2. Perseverance rover illustration
    Planetary Science

    NASA’s Perseverance rover has touched down on Mars

    By Lisa Grossman
  3. biomorphs
    Earth

    Fossil mimics may be more common in ancient rocks than actual fossils

    By Carolyn Gramling
  4. illustration of spacecraft on Europa
    Space

    How future spacecraft might handle tricky landings on Venus or Europa

    By Lisa Grossman
  5. Hayabusa2’s sample return capsule
    Space

    Hayabusa2’s asteroid dirt may hold clues to the early solar system

    By Lisa Grossman
  6. Murchison meteorite fragment
    Planetary Science

    50 years ago, scientists caught their first glimpse of amino acids from outer space

    By Maria Temming
  7. Geminid meteor shower
    Space

    December’s stunning Geminid meteor shower is born from a humble asteroid

    By Ken Croswell
  8. team members of China’s Chang’e-5 mission celebrating the spacecraft’s launch
    Planetary Science

    China is about to collect the first moon rocks since the 1970s

    By Lisa Grossman

From the Nature Index

Paid Content