Archives

All posts for the month September, 2021

Illustration of a planet being accreted by its host star. From https://aasnova.org/2017/07/12/wasp-12b-and-its-possible-fiery-demise/.

When the first exoplanets were discovered, astronomers were shocked to find gas giants like Jupiter but zipping around their host stars in days rather than years. These hot Jupiters orbited so close that astronomers worried they might eventually spiral into their stars. Although no one has yet seen a planet disappear, mounting circumstantial evidence suggests perhaps 35% of stars actually do consume their planetary children.

Continue Reading