Seen here is the twisty rille of Hadley, an ancient lava channel near which NASA’s Apollo 15 spacecraft landed. Continue reading “Meandering rille near Apollo 15 landing site”
Seen here is the 22 km wide Krieger impact crater overlaid by the smaller crater Van Biesbroeck, making the feature set look like an inverted diamond ring. That’s what I see anyway. Continue reading “Crater on crater and a meandering rille! – Krieger”
Seen here is a rare type of lunar crater – a caldera. The caldera of Hyginus and the accompanying rilles (channels) on both sides are actually collapsed volcanic features! Continue reading “The collapsed crater of Hyginus”
Seen here is a curvy, long channel (a rille) stretching along the large crater Posidonius.
Seen here is part of the 300 km long channel (a rille) on the Moon called Rima Ariadaeus. Continue reading “Rille on a ridge! – Rima Ariadaeus”