BBCNEWS BBC News October 17, 2021 04:16:00
Asteroids, two vast clusters of space rocks that surround the planet. scientists believe they are made up of matter that formed the solar systems outer planets. duncan kennedy explains. three, two, one, zero. the start of a 4 billion milejourney. lift—off — atlas v takes flight. the atlas v rocket is carrying a craft called lucy that aims to go into orbit around jupiter and study a group of asteroids called trojans, some of which are the size of a city. so what are the trojan asteroids? they...
Source: archive.org