The First Atmospheric Rainbow on an Exoplanet?

CHEOPS detects a 'rainbow' on an exoplanet

Swiss space telescope observes exoplanet ‘rainbow’ | The Swiss space telescope CHEOPS has found a type of rainbow on a planet 637 light years away. The observation of a so-called “glory” is likely the first evidence of this phenomenon outside our solar system.

Could We Directly Observe Volcanoes on an Exoplanet?