esimene aste

Terminological databases

ID 575999 Last modified 16.12.2025

Domain spacecraft & rockets

esimene aste

first stage

bottom element (or stage) of the rocket vehicle, which is ignited at launch
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- stage [ IATE:3571746 ]

esimene aste

Usage examples

Thor Delta põhines keskmaaraketi Thor DM-21 esimesel astmel, mille pikkus oli 18,18 m ja suurim läbimõõt 2,43 m.

first stage

Usage examples

The first stage provides thrust during the vertical, pitch-push over, and gravity turn phases of the trajectory. It consists of two P238 engines attached to a H158 engine.

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