Pluto's moon Charon is pretty weird, but its north pole — nicknamed Mordor Macula — may be the strangest place on it. It's stained blood red! And now, scientists have an idea why: Pluto is leaking onto it.
It’s been 10 years since NASA launched the New Horizons mission, and the flyby of Pluto was a complete success. But the craft is still functioning just fine, so the space agency is working to line up the next target.