description Delta 4000 Overview
The Delta 4000 was a member of the American Delta family of expendable orbital launch vehicles, developed for satellite missions during the late 1980s. It used a Delta first stage with strap-on solid rocket motors and was part of the transition between earlier Delta variants and the more capable Delta II program. The Delta 4000 designation refers to a specific launch-vehicle configuration rather than a single spacecraft or satellite.
help Delta 4000 FAQ
What was the Delta 4000 used for?
The Delta 4000 was an expendable orbital launch vehicle used for satellite missions. It belonged to the American Delta family of rockets.
When was the Delta 4000 developed?
The Delta 4000 was developed during the late 1980s. It formed part of the transition between earlier Delta variants and later launch-vehicle designs.
What powered the Delta 4000 first stage?
The rocket used a Delta first stage with strap-on solid rocket motors. Those boosters added thrust during the early part of the launch.
Was the Delta 4000 reusable?
No, it was an expendable launch vehicle. Its stages and rocket hardware were intended for a single orbital mission rather than recovery and reuse.
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