Hints:
NASA
The James Webb Space Telescope
Hubble Space Telescope
infrared light
校稿 forever秋懵
翻译 ilmalfoy
组长 ilmalfoy
If you could build a time machine, what would it look like? Maybe, it should look like a telescope. American scientists are building a space telescope, they hope, will look back over unimaginable distances and time to show the universe close to its beginning. But this distant past will mainly b…
如果让你来造一台时光机，它会是什么样的呢？也许它看起来像一台望远镜。美国的科学家们正在制造一台空间望远镜，他们希望能够通过它“回顾”无法想象的距离和时间，来显示接近宇宙诞生时候的样子。 但是这种已经过去的距离将主要通过红外线来观察。可见光只是射线的一种形式。如今，望远镜是用不可见光拍照的。 美…