Pantheon Fossae [SEP] located on astronomical body
Pantheon Fossae
The Pantheon Fossae are a radial set of troughs in a region in the middle of Caloris Basin on Mercury. They appear to be a set of graben formed by extensional faults, with a 40 km crater located near the center of the pattern. The exact origin of this pattern of troughs is not currently known. The feature was nicknamed "the Spider" before receiving its official name.
The name is taken from the Pantheon in Rome, an ancient temple with a classic domed roof. The dome
radial troughs that appear to be extensional faults, with a crater located near the center of the pattern. The exact cause of this pattern of troughs is not currently known. The feature is named Pantheon Fossae.
Formation.
The impacting body is estimated to have been at least 100 km (62 miles) in diameter.
Bodies in the inner Solar System experienced a heavy bombardment of large rocky bodies in the first billion years or so of the Solar System. The impact that created Caloris must have occurred after