​2024 PT5: A Temporary “Mini-Moon” of Earth

In late September 2024, the Earth temporarily captured the small asteroid 2024 PT5, allowing it to orbit the planet for two months before it escapes into space, highlighting the rarity of such mini-moons.

What is a ‘Mini-Moon’?

  • Mini-moons are asteroids that become temporarily captured by Earth’s gravity.
  • They are typically small and difficult to detect; only four have been discovered so far, none of which are currently orbiting Earth.
  • Some objects mistakenly identified as mini-moons include space debris and rocket stages.

2024 PT5: Details

  • It measures approximately 33 feet long, making it invisible to the naked eye and typical amateur telescopes.
  • Detected using ....
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