Tag Archives: Arsia Mons

MARCI weather report, August 19-25, 2019

Afternoon weather conditions were again very seasonal this past week. Local dust storms were observed along the seasonal receding north polar cap edge and at southern low-to-mid latitudes. The developing aphelion cloud belt continued to be prominent at equatorial latitudes. … Continue reading

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THEMIS: Arsia Mons lava flows

THEMIS Image of the Day, August 23, 2019. Arsia Mons is the southernost of the large aligned Tharsis volcanoes. Flows originating at Arsia Mons cover a vast region. The flows in this VIS image are part of the SW flow … Continue reading

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THEMIS: Arsia Mons faults, graben, and pit craters

THEMIS Image of the Day, July 1, 2019. Today’s VIS image is located on the lower flank of Arsia Mons. The linear features are tectonic faults. The lava flows originating from Arsia Mons are among the youngest on the surface … Continue reading

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THEMIS: Summit caldera of Arsia Mons

THEMIS Image of the Day, June 10, 2019. Today’s VIS image shows part of the summit caldera of Arsia Mons. Arsia Mons is the southernmost of the three large Tharsis volcanoes. Extensive lava plains originated from eruptions of this volcano. … Continue reading

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THEMIS: Tapestry in rock — Daedalia Planum

THEMIS Image of the Day, March 22, 2019. This VIS image shows a small portion of Daedalia Planum. The lava flows in this image originated at Arsia Mons. Individual flows have lengths up to almost 180 km (~111 miles). The … Continue reading

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THEMIS: Lava flows and channels on Daedalia Planum

THEMIS Image of the Day, February 1, 2019. Today’s VIS image shows a small portion of the extensive volcanic plains of Daedalia Planum. These lava flows originated from Arsia Mons, the southernmost of the three large Tharsis volcanoes. See more … Continue reading

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THEMIS: Lava flow fronts in Daedalia Planum

THEMIS Image of the Day, January 28, 2019. Today’s VIS image shows a small portion of the immense lava plains of Daedalia Planum. These flows originated from Arsia Mons, one of the three large Tharsis volcanoes. See more THEMIS Images … Continue reading

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THEMIS: Lava flow fronts in Daedalia Planum

THEMIS Image of the Day, December 26, 2018. Today’s VIS image shows a small portion of the immense lava flows that originated from Arsia Mons. Arsia Mons is the southernmost of the three large aligned volcanoes in the Tharsis region. … Continue reading

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Mars Express: Keeping an eye on a curious cloud

Since 13 September, ESA’s Mars Express has been observing the evolution of an elongated cloud formation hovering in the vicinity of the 20 km-high Arsia Mons volcano, close to the planet’s equator. In spite of its location, this atmospheric feature … Continue reading

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THEMIS: Ice-rich clouds over Arsia Mons’ caldera

THEMIS Image of the Day, September 19, 2018. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations … Continue reading

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