Japan comes face to face with its own space junk

[ad_1] A large group of ozone depleting chemicals were responsible - primarily CFCs or chlorofluorocarbons - that were used as

[ad_1] A year ago, the Chinese mining trade body, known as CCCMC, started setting up a grievance mechanism, intended to

[ad_1] Image copyright European Southern Observatory Image caption Super-Earths and mini-Neptunes have a radius between one to four times that