lengthened trajectory
1Orbit of the Moon — Not to be confused with Lunar orbit in the sense of a selenocentric orbit, that is, an orbit around the Moon The Moon completes its orbit around the Earth in approximately 27.3 days (a sidereal month). The Earth and Moon orbit about their… …
2Cartridge (firearms) — From left: .50 BMG, .300 Win Mag, .308 Winchester, 7.62×39mm, 5.56×45mm NATO, .22LR. A cartridge, also called a round, packages the bullet, gunpowder and primer into a single metallic case precisely made to fit the firing chamber of a firearm …
3Iron sight — Sight picture through iron sights of an H K MP5 submachine gun. The annular shroud around the front post sight is aligned with the rear peep sight to ensure the weapon is properly trained. Iron sights are a system of shaped alignment markers… …
4Constellation program — logo Constellation Program (abbreviated CxP) is a human spaceflight program within NASA, the space agency of the United States. The stated goals of the program were to gain significant experience in operating away from Earth s environment,… …
5Space Shuttle Challenger disaster — For more information about the final mission and crew of the Challenger, see STS 51 L. Space Shuttle Challenger s smoke plume after the in flight breakup that killed all seven crew members …
6.44 Magnum — This article is about firearm cartridge. For the Japanese heavy metal band, see 44 Magnum (band). .44 Magnum .44 Magnum cartridge Type Handgun …
7Mercury-Redstone Launch Vehicle — Mercury Redstone 2 launch carrying Ham (chimpanzee), Jan 31, 1961 Function unmanned and manned sub orbital launch vehicle Manufacturer Chrys …
8Avro Lancaster — Lanc redirects here. Distinguish from lank (adjective), and from Amon Lanc (a place in Tolkien s fiction). Infobox Aircraft name= Avro Lancaster type= Heavy bomber manufacturer= Avro caption= Royal Air Force Avro Lancaster B I PA474 of the Battle …
9Pegasus rocket — Pegasus rockets are the winged space booster vehicles used in an expendable launch system developed by Orbital Sciences Corporation (Orbital). Three main stages burning solid propellant provide most thrust. The rocket is carried aloft below… …
10Castle — This article is about medieval fortifications. For other uses, see Castle (disambiguation). For a list of all castles, see List of castles. For similar but unrelated structures in Japan, see Japanese castle …
