Two Japanese mini-rovers touched down on the near-Earth asteroid Ryugu early Sept. 22 and are in motion and transmitting imagery, the Japan Aerospace Exploration Agency (JAXA) confirms.  The Hayabusa 2 mothership descended from its 20-km (12-mi.) reconnaissance orbit to release the Minerva lander capsule with the two rover/hoppers, Minerva 1a and 1b, on Sept. 21 at 12:06 a.m. EDT. On Sept. 22, shortly after 8 a.m. EDT, JAXA broke the suspense over the rovers’ fate via Twitter. ...

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