Latest mare Tyrrhenum quadrangle Stories
Orcus Patera is an enigmatic elliptical depression near Marsâ€™s equator, in the eastern hemisphere of the planet. Located between the volcanoes of Elysium Mons and Olympus Mons, its formation remains a mystery.
Word of the Day
- Withering but not falling off, as a blossom that persists on a twig after flowering.
The word 'marcescent' comes from a Latin word meaning 'to wither'.