Lowell (Martian crater) Lowell (Martian crater) The Lowell Crater is a large impact crater on Aonia Terra in the Thaumasia quadrangle of Mars. The crater is about 203 kilometers (127 miles) in diameter. Lowell Crater has a ring of mountains on its floor which gives it a sort of bull's eye appearance. Its nearby features include the craters Slipher to the north, Douglass to the east, and Coblentz to the southwest, the small mountain Aonia Mons to the west, and Aonia Planum to the southeast. Lowell Crater is named for Percival Lowell who built the Lowell Observatory in Flagstaff, Arizona, in 1894, and
Greater Lowell a conservative candidate than other parts of the state whereas the city of Lowell is more likely to vote liberally. The economy of Greater Lowell is closely tied to that of Greater Boston. Outside of the services, health, and retail sectors, major employers are in high technology and defense, with a still-shrinking manufacturing sector. Suburban sprawl and serious economic hardships have reduced the role Lowell plays in its suburbs over the decades. The entire region is often considered a component of the much larger Greater Boston area, as Lowell is only 25 miles from downtown Boston. Suburban office parks, shopping