any of the rocky bodies orbiting the sun, ranging greatly in diameter, also found in large numbers between Jupiter and Mars
小惑星
a place in the space with such high gravity that pulls in everything, even light
ブラックホール
the sun and the group of planets orbiting around it, including the earth
太陽系, 惑星系
the 1st and smallest planet in the solar system which is the closest to the sun
水星
the 5th and the largest planet of the solar system located between Mars and Saturn
ジュピター
the 6th planet of the solar system located between Jupiter and Uranus, which has rings around it
土星
the 7th planet of the solar system with a blue-green color located between Saturn and Neptune
天王星
a scientist who studies or observes planets, stars, and other happenings in the universe
天文学者
the act of an aircraft or spacecraft arriving on the ground or a solid surface
着陸, ランディング
a spacecraft that moves up by the force of the gases produced when the fuel burns
ロケット
an object sent into space to travel around the earth and send or receive information
衛星, 気象衛星
a large structure used as a long-term base for people to stay in space and conduct research
宇宙ステーション, スペースステーション
a period during which an astronaut moves outside an spacecraft in space, typically to perform repairs or experiments
宇宙遊歩, 宇宙での活動
a piece of equipment by which the far objects, particularly those in space, are made clearly visible
望遠鏡