AI Insight
Astronomers are using the Webb and Spitzer Space Telescopes to observe collisions between planetesimals - small rocky bodies that represent failed planet formation - orbiting distant stars. These observations provide insights into the violent processes occurring in debris disks where planets either never formed or failed to complete their formation. The telescopes enable scientists to detect and characterize the dust and debris produced by these cosmic collisions.
Why it matters
Understanding planetesimal collisions helps astronomers better comprehend the planet formation process and why some solar systems develop mature planets while others contain only debris. These observations also provide clues about the early history of our own solar system and the collisional processes that shaped the formation of Earth and other planets.
Understand the Science
Planetesimal wrecks are raging around distant stars. With the Webb and Spitzer Space Telescopes, astronomers are learning what that looks like.
The post Webb and Spitzer Telescopes Explore the Planets That Never Were appeared first on Sky & Telescope.
Source: Webb and Spitzer Telescopes Explore the Planets That Never Were