Hubble investigates the chemical composition of the alien comet
[ad_1] The interstellar comet 2I / Borisov provides insight into the planetary building blocks of another star system, using new observations from NASA’s Hubble Space Telescope. Borisov is the first known comet to originate from a different star system than ours. Measurements find that it has an unusual abundance of carbon monoxide largely unlike comets … Read more