Tag Archives: volcanics

HiRISE: Source of flow east of Olympus Mons

Source of flow to the east of Olympus Mons. Here we see part of a linear depression with branching segments in Amazonian volcanic plains east of Olympus Mons. The flow source from this feature that exhibit volcanic and/or fluvial characteristics. … Continue reading

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THEMIS: Double impact at Buvinda Vallis

THEMIS Image of the Day, August 10, 2018. Today’s VIS image shows a portion of Buvinda Vallis, a channel near the flank of Hecates Tholus. The closeness of the volcano suggests that the channel was eroded by a lava flow, … Continue reading

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THEMIS: Complex feature in Hephaestus Fossae

THEMIS Image of the Day, August 8, 2018. This VIS image is located at the eastern end of Hephaestus Fossae. Hephaestus Fossae is a channel system in Utopia Planitia near Elysium Mons. It has been proposed that the channel formed … Continue reading

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THEMIS: Elysium Fossae’s channels

THEMIS Image of the Day, August 6, 2018. Today’s VIS image contains a section of one of the many channel forms found on the northwestern side of the Elysium Mons volcanic complex. The channel features are thought to have both … Continue reading

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THEMIS: Daedalia Planum crater

THEMIS Image of the Day, July 30, 2018. This VIS image shows part of an unnamed crater on the northwest margin of Daedaia Planum. Lava flows are visible around the crater rim. The interior of the crater has been filled … Continue reading

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HiRISE: This is not the hydrothermal deposit you’re looking for

A hotspot for exploration on Mars centers on areas that were once, or are currently, next to a significant source of heat such as volcanoes. Martian volcanoes have not been active for the last couple million years, but beneath the … Continue reading

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THEMIS: Lava flow dodges impact crater’s ejecta

THEMIS Image of the Day, July 26, 2018. This VIS image shows a small portion of the vast lava flow field of Daedalia Planum. The flows originate at Arsia Mons, the youngest of the three Tharsis volcanoes. See more THEMIS … Continue reading

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HiRISE: Portion of a lobe flow off the west flank of Arsia Mons

Portion of a lobe flow off the west flank of Arsia Mons. Beautiful Mars series. [More at links]

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THEMIS: Winding channels of Elysium Fossae

THEMIS Image of the Day, July 16, 2018. Today’s VIS image shows part of one of the Elysium Fossae on the western flank of the Elysium volcanic complex. The fossae have both a tectonic and volcanic origin. The linear fractures, … Continue reading

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HiRISE: Lava-coated craters

Lava-coated craters. The larger crater looks normal–dimpled depression with a protruding rim barely covered by lava which later deflated. The smaller depression looks deeper and steeper-sided, and the rim does not protrude, so it is probably below the level of … Continue reading

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