うちゅうかいはつ
宇宙開発
1. space development; space exploration
2. Space explorationSpace exploration is the discovery and exploration of outer space by means of space technology. Physical exploration of space is conducted both by human spaceflights and by robotic spacecraft. While the observation of objects in space, known as astronomy, predates reliable recorded history, it was the development of large and relatively efficient rockets during the early 20th century that allowed physical space exploration to become a reality.
Read “Space exploration” on English Wikipedia
Read “宇宙開発” on Japanese Wikipedia
Read “Space exploration” on DBpedia
Read “Space exploration” on English Wikipedia
Read “宇宙開発” on Japanese Wikipedia
Read “Space exploration” on DBpedia
Discussions
Log in to talk about this word.