https://mobile.twitter.com/esa/status/1032168372769882112

This big space diamond has an estimated value of over 80 billion dollars. It’s only diamond in shape, though — asteroid 162173 Ryugu is thought to be composed of mostly […]

https://mobile.twitter.com/esa/status/1031960993461690369

https://mobile.twitter.com/esa/status/1031959283456462848