Tokyo, Japan—A Japanese spacecraft was on its way to one of Mars’s moons on Tuesday on a world-first mission to retrieve ...

Japan launched an H3 rocket carrying the MMX probe to retrieve samples from Mars's moon Phobos in a world-first mission ...

JAXA launched an H3 rocket carrying the Mars moon probe MMX from the Tanegashima Space Center in Kagoshima Prefecture at around 4:41 a.m. on Tuesday, October 20. The probe separated from the rocket ...