Japanese space probe, size of a fridge, flies near asteroid in planet defence test
A Japanese space probe performed a fly-by of a near-Earth asteroid on Sunday, in a test mission for…
DNA building blocks on asteroid Ryugu, bacteria that eat plastic waste, and more science news
Remember when Japan sent a spacecraft to an asteroid 180 million miles away to scoop some dirt off…
DNA’s Building Blocks May Have Arrived from Space, Asteroid Ryugu Samples Suggest
Samples returned by JAXA’s Hayabusa-2 mission from the C-type asteroid (162173) Ryugu contain all five canonical nucleobases —…
Asteroid ice discovery may change ideas about origin of water on Earth
The parent body of near-Earth asteroid Ryugu appears to have harbored water in the form of ice for…
Asteroid Fragment Reveals a Strange Mineral Never Seen on Earth
The asteroid Ryugu is an echo from the deep, distant past. Two tiny grains of the rock, delivered…