Send in the Clones — Planets of the TRAPPIST-1 System Look a LOT Alike

The TRAPPIST-1 system contains a family of planets with a strong family resemblance.

The planets of the TRAPPIST-1 system may be at different distances from their sun, but at their heart, they are very much alike. Image credit: The Cosmic Companion / Created in NASA’s Eyes on Exoplanets

Just 40 light years from Earth, the TRAPPIST-1 system of planets is home to the largest family of Earth-like worlds known to astronomers.

At least seven planets are known to orbit within the TRAPPIST-1 solar system. A new study shows…