Rocket propellant
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Rocket propellant is used as a reaction mass ejected from a rocket engine to produce thrust. The energy required can either come from the propellants themselves, as with a chemical rocket, or from an
A Delta IV Heavy during liftoff. The rocket is launched using liquid hydrogen and liquid oxygen cryogenic propellants.
Solid-propellant rocket
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A solid-propellant rocket or solid rocket is a rocket with a rocket engine that uses solid propellants. The earliest rockets were solid-fuel rockets powered by gunpowder. The inception of gunpowder ro
Rocket propellant
…highest specific impulses achieved with the various solid and liquid propellant combinations used in current launch vehicles is given in the article on solid-fuel rockets. In the 1970s and 1980s, the U.S. switched entirely to solid-fueled ICBMs: the LGM-30 Minuteman and LG-118A Peacekeeper (MX). In the 1980s and 1990s…
The Space Shuttle was launched with the help of two solid-fuel boosters known as SRBs
A battery of Katyusha rocket launchers fires at German forces during the Battle of Stalingrad, 6 October 1942
An exhaust cloud engulfs Launch Pad 39A at NASA's Kennedy Space Center as the Space Shuttle Endeavour lifts off.