A livestream of the test showed images from NASA'S DART spacecraft moments before impact.
実験のライブ配信が映し出しました、NASAのDART宇宙船からの画像を、衝突前の瞬間の。
DART is about the size of a vending machine. It closed in on a moonlet called “Dimorphos,” roughly the size of a football stadium, 11 million kilometers away from Earth.