Search results
A rocket (from Italian: rocchetto, lit. 'bobbin/spool') is a vehicle that uses jet propulsion to accelerate without using any surrounding air. A rocket engine produces thrust by reaction to exhaust expelled at high speed. Rocket engines work entirely from propellant carried within the vehicle; therefore a rocket can fly in the vacuum of
Jun 30, 2021 · How a rocket's motors work. Modern rocket motors have come a long way from fireworks, the first in rocket history. Relatively simple solid rockets, most often used as boosters to provide...
Launching a rocket into space is one of humankind's crowning achievements. Learn about how rockets work, what happens during a launch, and how centuries of innovation made space exploration ...
2 days ago · Rocket, any of a type of jet-propulsion device carrying either solid or liquid propellants that provide both the fuel and oxidizer required for combustion. The term is commonly applied to any of various vehicles, including firework skyrockets, guided missiles, and launch vehicles used in spaceflight.
Jun 13, 2024 · A rocket needs to speed up to at least 17,800 miles per hour—and fly above most of the atmosphere, in a curved path around Earth. This ensures that it won’t be pulled back down to the ground. But what happens next is different, depending on where you want to go.
Jan 4, 2019 · Today's large, space-bound rockets consist of at least two stages, sections stacked in a shared cylindrical shell. Each stage has its own engines, which can vary in number. The first stage of ...
Oct 17, 2023 · A rocket is used to carry a spacecraft from Earth’s surface to space, usually to low Earth orbit or beyond, and is sometimes called a launch vehicle. Although rockets may appear similar, no two are alike because they are complex devices with millions of pieces and systems that must be calculated and constructed to work together.
Nov 15, 2022 · A rocket in the best of circumstances is a controlled chemical reaction that lifts tons of material to space on a tower of fire.
Rocket and missile system, any of a variety of weapons systems that deliver explosive warheads to their targets by means of rocket propulsion. Rocket is a general term used broadly to describe a variety of jet-propelled missiles in which forward motion results from reaction to the rearward ejection.
Nov 21, 2023 · We’ll look at many different kinds of rockets, from stomp rockets, which are a special kind of artillery shell, to bottle rockets, to model rockets, to full scale boosters. We’ll look at the similarities and the differences in these rockets and include some instructions for making and flying your own rockets.
