The UGM-27 Polaris missile was a two-stage solid-fueled nuclear-armed submarine-launched ballistic missile (SLBM). As the United States Navy's first SLBM, it served from 1961 to 1980.
Polaris A-3 on launch pad before a test firing at Cape Canaveral
Polaris A-3
Polaris A-1 on launch pad in Cape Canaveral
A 2020 test launch of a STARS booster carrying a prototype of the Common-Hypersonic Glide Body
A solid-propellant rocket or solid rocket is a rocket with a rocket engine that uses solid propellants (fuel/oxidizer). The earliest rockets were solid-fuel rockets powered by gunpowder; The inception of gunpowder rockets in warfare can be credited to ancient Chinese ingenuity, and in the 13th century, the Mongols played a pivotal role in facilitating their westward adoption.
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.