Asteroid Ryugu Reveals Rare Mineral Not Found on Earth

Asteroid Ryugu reveals minerals older than Earth, including a rare phosphide not found on our planet.

Why it matters

  • Provides insights into the early Solar System.
  • Discovery of a rare phosphide mineral not present on Earth.
  • Potential clues about the origins of life on Earth.

By the numbers

  • Two grains analyzed, one from the surface and one from within the asteroid.
  • Only 5.4 grams of material were collected in 2020.
  • Research team received only 9.3 milligrams for analysis.

The big picture

  • Minerals from Ryugu are older than any found on Earth.
  • These findings help understand the early Solar System.
  • Potential role of extraterrestrial matter in originating life on Earth.

What they're saying

  • Excitement and curiosity about the rare mineral.
  • Some humor and moderation notes in the comments.

Caveats

  • The exact identity of the rare mineral is not confirmed yet.
  • Further study in 2024 identified it as HAMP.

What’s next

  • More analysis of the asteroid material expected.
  • Further insights into the early Solar System and origins of life.