Sentences with phrase «shuttle main engines»

Twenty - five years ago, tonight, in the seconds leading up to 1:29 a.m. EDT on 8 April 1993, all eyes were on the three dark bells of Discovery's Space Shuttle Main Engines (SSMEs), as they were readied for ignition.

Re-use, recycle The biggest pieces of hardware that NASA will hang onto are the space shuttle main engines, which sit near the orbiters» tails.

Both variants of the SLS reuse space shuttle main engines — and both could feature shuttle - style solid rocket boosters, although one also has the option of liquid - fuel boosters.

«The SSMEs were reusable,» Dan Dumbacher, former NASA deputy associated administrator for exploration systems development, said of the space shuttle main engines.

Not exact matches

Because Raptor is a staged combustion engine — like the main engines of NASA's now - retired space shuttle fleet — it is expected to be far more efficient than the open - cycle Merlin engines used by the Falcon 9.

Shuttle managers say the agency began cancelling contracts on some shuttle parts, including the main engine and external tank, two yeaShuttle managers say the agency began cancelling contracts on some shuttle parts, including the main engine and external tank, two yeashuttle parts, including the main engine and external tank, two years ago.

The blue ovals (pictured above left) are residue from the main engines of the space shuttle launch vehicle, which used liquid hydrogen and liquid oxygen (pictured below).