Iron rain falls on ultra-hot giant exoplanet

https://www.newscientist.com/article/2237101-liquid-iron-rain-spotted-on-super-heated-exoplanet-wasp-76b/?utm_medium=social&utm_campaign=echobox&utm_source=Twitter&utm_source=Nature+Briefing&utm_campaign=90abc25e3e-briefing-dy-20200312&utm_medium=email&utm_term=0_c9dfd39373-90abc25e3e-44992633#Echobox=1583943314

Artist’s impression of the night side of WASP-76b (ESO/M. Kornmesser)

Iron rain falls on ultra-hot giant exoplanet

A gas-giant exoplanet orbits so close to its star that liquid iron might rain in its skies. Astronomers glimpsed the tell-tale signal of gaseous iron in the spectrum of light observable at the boundary where day turns to night. Where night turns to morning, the signal is gone — hinting that the iron condenses into rainfall at night.

New Scientist | 2 min readReference: Nature paper