| to descend | manned | to shield from | 
| atmosphere | universe | to touch down | 
| voyage | mission | emergency | 
| approximately | explorer | to escape | 
| surface | to lift off | to persuade | 
| rocket | cosmic; space | spacesuit | 
| spacecraft | satellite | radiation | 
| to monitor | responsibility | supply | 
| solar system | 
| beschermen tegen | bemand | afdalen | 
| landen | heelal | dampkring; atmosfeer | 
| noodgeval | missie | (lange) reis | 
| ontsnappen (aan) | ontdekkingsreiziger | ongeveer | 
| overtuigen | opstijgen | oppervlak(te) | 
| ruimtepak | ruimte | raket | 
| straling | satelliet | ruimtevaartuig | 
| voorraad | verantwoordelijkheid | toezicht houden op | 
| zonnestelsel |