Japan’s Hayabusa2 spacecraft, which arrived at the near-Earth asteroid on June 27 after a journey of more than three years, released the MINERVA-II1 container from a height of about 60 meters (SN Online: 6/27/18). The container then released two 18-centimeter-wide, cylindrical rovers. Because Ryugu’s gravity is so weak, the rovers can hop using rotating motors that generate a torque and send them airborne for about 15 minutes.
How has Japan's economy remained resilient in the face of its demographic challenges? Sunday offers the answer: It's the International Day of Women and Girls in Science. Both aspects of what the world is celebrating today — women and science — are at play in Japan's economic resilience.