Astronomers Propose New Planet Definition, Excluding Pluto

Summary:

  1. Astronomers propose a new definition for planets, potentially reclassifying thousands of celestial bodies.

  2. The International Astronomical Union’s (IAU) 2006 definition limits planets to bodies orbiting our Sun.

  3. The new proposal suggests classifying planets by mass and their orbit around stars, brown dwarfs, or stellar remnants.

Read more on Axios

2 Likes