The Moon May Be 40 Million Years Older Than Previously Believed
언어
읽기 수준
기사 듣기
조정
About 4.5 billion years ago, a Mars-sized planet smashed into the newly-formed Earth. The collision ejected a large amount of planetary debris into space. Scientists believe that due to the energy from the impact, the debris was initially molten. It solidified over time as the material cooled and eventually became the Moon. However, how quickly that happened is up for debate.
이 기사의 나머지 부분을 읽고 학습 도구에 액세스하려면 등록해야합니다.
지금 학습 시작하기댓글 37개
dogo22liamwang2년 이하Wow
singularity_422년 이하I have seen this before, it's so cool- singularity_422년 이하I LOVE SPACE