The craft lands vertically on its tail,
using rocket engines to slow it while landing.
Rather than
use rocket engines, which have to lug their own oxygen, Wurst wants to use a ramjet, a sort of super jet engine commonly used on planes that travel three or more times the speed of sound.
The DC - X will
use its rocket engines for a powered descent back to Earth, roaring to a stop at the spaceport where it had been launched for a vertical landing.
Not exact matches
The blast occurred in one of two bays the company
uses to test Merlin
rocket engines — nine of which line the bottom of every reusable Falcon 9 booster.
This is the
rocket engine that SpaceX plans to
use to go to Mars.
Unless you're
using a VitaMix blender — then, it's
rocket engine science.
The
rocket engines can be
used for thousands of flights, potentially making scientific ventures more affordable.
They are
using for the second - stage
rocket engine essentially the same
engine that was on the Saturn [upper stages], which is a very low - tech steel - cased
engine.
Instead of
rocketing astronauts off into deep space, the Asteroid Redirect Mission would send a robotic spacecraft to a small asteroid, secure it (potentially by grabbing it and stuffing it into a giant high - tech bag) and tow it back to orbit the moon
using a hyper - efficient kind of
rocket engine technology called solar electric propulsion.
The
rocket uses a nuclear
engine, a technology that was under serious investigation for a long time (and may yet see its day in space).
Having just one kind of first - stage
engine in all of its
rockets «is like Southwest Airlines deciding to
use only 737s,» says Musk.
An example of what rocketeers call a pintle
engine, even to a lay observer it is brilliantly straightforward, with one high - pressure coaxial fuel injector to mix
rocket - grade kerosene and liquid oxygen instead of the hundreds of smaller injector holes
used in other
rocket engines.
Wurst's idea is to mate the
engine with a new airplane design, take the craft up to an altitude of about 30 miles, at which point the ramjets can no longer be
used, coast to an altitude of 60 miles, then release the satellite payload with a small conventional
rocket attached.
Rocket engines, gas turbines and diesel
engines experience conditions in their combustion chamber that exceed the critical conditions of their fuel, and supercritical finely atomized sprays are
used to coat tablets in the production of medicines.
It
uses 72 small
rocket engines arranged in a ring at the bottom of the
rocket.
Although the new
rocket will
use engines derived from the shuttle, the capsule will be a fresh design three times the size of the Apollo capsule — large enough to put four astronauts on the moon.
This principle is
used in real
rockets and jets that shoot a high - speed stream of gases out the back of their
engines, propelling the vehicle forward.
Russia has agreed to halt sales to India of
rocket engines that the US feared could be
used to launch nuclear - tipped missiles.
Ideas abounded:
using ion
engines to ferry up the components of a moon base; beaming power to robotic rovers on the Martian moon Phobos; attaching high - power Hall effect thrusters to the International Space Station (ISS) and putting it on a Mars cycler orbit; preplacing chemical
rocket boosters along an interplanetary trajectory in advance so astronauts could pick them up along the way;
using exploration pods like those in 2001: A Space Odyssey rather than space suits; instead of sending astronauts to an asteroid, bringing a (very small) asteroid to astronauts at the space station.
Two RD - 110 missile
engines (left and center)
used during the 1940s and 1950s suffered from rough combustion and thermal stress design problems and were abandoned as an approach to
rocket propulsion.
It
uses a liquid hydrogen and liquid oxygen propulsion system, which includes the RS - 25D / E
rocket engines from the Space Shuttle Program for the core stage and the J - 2X
engine for the upper stage.
The part will be
used on the J - 2x
engine for the largest
rocket ever built, known simply as the Space Launch System.
The BE-3
rocket engine is the first new hydrogen
engine developed in the United States since the RS - 68
engine (
used on ULA's Delta - IV) over a decade ago.
Hybrid
rocket engines use a combination of solid and liquid or gaseous propellants.
Aerospace manufacturer Blue Origin founder Jeff Bezos has posted the first - ever images of the fully - completed BE-4 liquid
rocket engine on Twitter, giving the world a look at the technology that his company plans to
use to send its New Glenn...
The RS - 25
engine E2063 test - fired during last week's review is planned for
use on the second flight of NASA's new super-heavy-lift
rocket, the Space Launch System (SLS), which will be Exploration Mission - 2 (EM - 2).
In some
engines, especially for turbine
engine blade cooling and liquid
rocket engine cooling, fuel is
used as a coolant, as it is simultaneously preheated before injecting it into a combustion chamber.
Named after the Lockheed F - 94 Starfire jet fighter, the original Starfire was a 5 - passenger convertible that had a fiberglass body, a 200 hp (150 kW)
Rocket V8
engine, and a wraparound windshield like that
used on the top - of - the - line and limited - production 1953 Fiesta 98 convertible.
Verifying the structural design will withstand the forces applied by the
rocket engine using the finite