The craters are interesting, but one of my favorites is the “cosmic thunderbolt” theory for the gigantic gash on mars (Valles Marineras) https://www.thunderbol

The craters are interesting, but one of my favorites is the “cosmic thunderbolt” theory for the gigantic gash on mars (Valles Marineras) https://www.thunderbolts.info/tpod/2005/arch05/050408marineris.htm https://www.thunderbolts.info/tpod/2005/arch05/050408mariner... (Link warning, use gigantic grain of salt and a hard sceptic hat...fun nonetheless)