SCIFI movie - title unknown (Help?)

Filmed from Europe Color Film under 20 years old film made from this posting date Explorer crew Came to an unknown planet and something happened to the spaceship Survived on unknown planet The last 2 people found a hidden "cavern" Saw some alien skeleton A male opened his helmet and went to the wrong pocket area with no air he died. The last-survivor female walked and found a breathable bubble that looked like the Garden of Eden She opened her helmet and was able to breath She is in a small tiny cracked deep mountain with clouds and is not possible to be seen from outside and hoping to be rescued. (the film ended).