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. To its north is Pavonis Mons, and north of that is Ascraeus Mons. The tallest mountain 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 generated by the eruption through a planets surface of magma, molten rock welling up from the planets interior. ... Tharsis Montes is a set of mountains on Mars. ... Categories: Stub | Mars ... The equator is an imaginary circle drawn around a planet (or other astronomical object) at a distance halfway between the poles. ... A planet is generally considered to be a relatively large mass of accreted matter 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. ... 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 Ascraeus Mons is the northernmost of three volcanos (collectively known as Tharsis Montes) on the Tharsis bulge near the equator of the planet Mars. ... Major features of the solar system (not to scale) The solar system comprises the Earths Sun and the retinue of celestial objects gravitationally bound to it. ... Olympus Mons Olympus Mons (Latin, Mount Olympus) is the tallest known mountain in our solar system, located on the planet Mars at approximately . ...

Arsia Mons is over nine kilometers high at the summit and its caldron is about 110 km wide. Except for Olympus Mons, it is the biggest volcano in volume.