Tektites are terrestrial.
Since more than 20 years, I'm fascinated by tektites, those little black or green glass drops whose origin seems to defy all physical laws. That's why I wanted to make my contribution by writing a book gathering all details known about tektites. The town of Noerdlingen in the Ries impact crater. Copperplate from Merian,1643. Copperplate from Merian, 1647.