The Heinkel name was also behind pioneering work in jet engine and rocket development.

The ASF concluded that it was simply too early to tell if this was possible, and suggested concentrating on a program of general rocket development instead.

( see Timeline of rocket and missile technology for a view of rocket development through time.)

Liquid-propellant rocket development has always proceeded in three steps:

Oxygen-rich propellant mixtures had caused most engine explosions in the early years of liquid rocket development.

The problem, Administration officials say, is that any big new rocket development would probably drain money from other technology projects.

However, progress in rocket development and larger launch vehicles required a site with more expansive down range than the narrow Sea of Japan.

He is a middle-aged man who worked on rocket development.

Huntsville has been a leader in rocket development and space exploration since the arrival of Wernher von Braun and his team in 1950.

Soviet rocket development seemed well ahead of the United States' efforts.