Tag Archives: gullies

THEMIS: Bamberg Crater’s complex and gullied rim

THEMIS Image of the Day, April 26, 2018. Today’s VIS image shows the western rim of Bamberg Crater. The complex nature of the rim is one indication of the relative youth of this crater in relation to it’s surrounding. Many … Continue reading

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HiRISE: Gullies and flow in a small crater north of Newton Crater

Gullies and flow in a small crater north of Newton Crater. The objective of this observation is to examine a small crater with gullies and an advanced degree of flow across the crater floor, as well as over an eroded rim. … Continue reading

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THEMIS: Echus Chasma mega-gullies

THEMIS Image of the Day, April 23, 2018. This VIS image shows one of the mega-gullies that empties into Echus Chasma. Echus Chasma is approximately 4km deep in this region, and is the source of Kasei Valles. More THEMIS Images … Continue reading

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HiRISE: Gullies of Matara Crater

Gullies on Martian sand dunes, like these in Matara Crater, have been very active, with many flows in the last ten years. The flows typically occur when seasonal frost is present. Here, we see frost in and around two gullies, … Continue reading

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HiRISE: Who can tire of martian gullies?

Who can tire of martian gullies? Certainly no one who loves Mars! Beautiful Mars series.

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THEMIS: Mega-gullies of Louros Valles

THEMIS Image of the Day, March 2, 2018. Ius Chasma is unique from the other chasmata of Valles Marineris in possessing mega-gullies on both sides of the chasma. The largest mega-gullies are located in Sinai Planum, dissecting those plains and … Continue reading

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THEMIS: Sapping gullies in Louros Valles

THEMIS Image of the Day, March 1, 2018. Ius Chasma is unique from the other chasmata of Valles Marineris in possessing mega gullies on both sides of the chasma. The largest mega gullies are located in Sinai Planum, dissecting those … Continue reading

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HiRISE: Gullies and voids

Intricate gullies have formed on the northern wall of this impact crater located in the Terra Cimmeria region. This crater may have formed in a region rich in ground water. This ground water likely flowed down the wall, eventually eroding … Continue reading

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HiRISE: Gullies in crater near Coracis Fossae

Deep cuts. Beautiful Mars series.

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Active gullies on Mars

Planetary Geomorphology Image of the Month, January 1, 2018: Colin Dundas (U.S. Geological Survey). Martian “gullies” are a class of landforms on steep slopes, characterized by an upper alcove and a depositional apron, linked by a channel. On Earth, similar … Continue reading

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