Courtesy NASA/JPL-Caltech

Ascraeus Mons is the northernmost of three volcanos (collectively known as Tharsis Montes) on the Tharsis bulge near the equator of the planet Mars. To its south is Pavonis Mons, and south of that is Arsia Mons. The largest volcano in the solar system, Olympus Mons, is to its northwest. Download high resolution version (768x640, 58 KB)Tharsis region on Mars; http://photojournal. ... Download high resolution version (768x640, 58 KB)Tharsis region on Mars; http://photojournal. ... A volcano is a geological landform (usually a mountain) where magma (rock of the Earths interior made molten or liquid by extremely high temperatures along with a reduction in pressure and/or the introduction of water or other volatiles) erupts through the surface of the planet. ... Tharsis Montes is a set of mountains on Mars. ... Categories: Stub | Mars ... The equator is an imaginary line drawn around a planet, halfway between the poles. ... A planet in common parlance is a large object in orbit around a star that is not a star itself. ... Mars is the fourth planet from the Sun in the solar system, named after the Roman god of war (the counterpart of the Greek Ares), on account of its blood red color as viewed in the night sky. ... Courtesy NASA/JPL-Caltech Pavonis Mons is the middle of three volcanos (collectively known as Tharsis Montes) on the Tharsis bulge near the equator of the planet Mars. ... Courtesy NASA/JPL-Caltech Arsia Mons is the southernmost of three volcanos (collectively known as Tharsis Montes) on the Tharsis bulge near the equator of the planet Mars. ... Presentation of the solar system (not to scale). ... Olympus Mons Olympus Mons (Latin, Mount Olympus) is the tallest known mountain in our solar system, located on the planet Mars at approximately 18° N 226° E. In the days before space probes revealed its identity as a mountain, Olympus Mons was known to astronomers as the albedo feature, Nix...

Ascraeus Mons is considered to be one of the tallest volcanoes on Mars. Its summit is more than eleven km high. It was formed from relatively liquid lavas.