Mass concentration (astronomy) — For mass concentration in chemistry, see Concentration#Mass versus volume. Topography (top) and corresponding gravity (bottom) signal of lunar Mare Smythii containing a significant mascon. In astronomy or astrophysics mass concentration or mascon … Wikipedia
Lunar Escape Systems — were a series of emergency vehicles designed for never flown long duration Apollo missions. Because these missions were even more hypothetical than the planned canceled Apollo missions, the designs were never constructed.As NASA planned for… … Wikipedia
Lunar Prospector — LunarOrbiter Name=Lunar Prospector Organization=NASA Contractors=Discovery Program MissionType=Planetary Science LaunchDate=January 7, 1998 at 02:28:44 UTC LaunchVehicle=Athena II MissionHighlight=Entered lunar orbit January 11, 1998, 10:28 UTC… … Wikipedia
Lunar Roving Vehicle — This article is about the Apollo rovers. For the Soviet robotic rovers, see Lunokhod program. For the planned Chinese robotic rover, see Chang e 3. The Lunar Roving Vehicle (LRV) or lunar rover was a battery powered four wheeled rover used on the … Wikipedia
Lunar space elevator — A lunar space elevator (also called a moonstalk) is a proposed cable running from the surface of the Moon into space.It is similar in concept to the better known Earth space elevator idea (a cable suspended above Earth, with its center of gravity … Wikipedia
Lunar water — Composite image of the Moon s south polar region, captured by NASA s Clementine probe over two lunar days. Permanently shadowed areas could harbour water ice. Lunar water is water that is present on the Moon. Liquid water cannot persist at the… … Wikipedia
Mass driver — For fictional mass drivers, see List of electromagnetic projectile devices in fiction. Artist s conception of a mass driver for lunar launch A mass driver or electromagnetic catapult is a proposed method of non rocket spacelaunch which would use… … Wikipedia
Lunar Landing Research Vehicle — infobox Aircraft name = Lunar Landing Research Vehicle (LLRV) type = Experimental VTOL aircraft manufacturer = Bell Aerosystems caption = The Lunar Landing Research Vehicle (LLRV) designer = first flight = 30 October 1964 introduced = retired =… … Wikipedia
Lunar orbit — In astronomy, lunar orbit (also known as a Selenocentric orbit) refers to the orbit of an object around the Moon.As used in the space program, this refers not to the orbit of the Moon about the Earth, but to orbits by various manned or unmanned… … Wikipedia
mass spectrometry — or mass spectroscopy Analytic technique by which chemical substances are identified by sorting gaseous ions by mass using electric and magnetic fields. A mass spectrometer uses electrical means to detect the sorted ions, while a mass spectrograph … Universalium