After the death of Emperor Marcus Aurelius, his devious son takes power and demotes Maximus, one of Rome's most capable generals who Marcus preferred. Eventually, Maximus is forced to become a gladiator and battle to the death against other men for the amusement of paying audiences.
An elite trio of astronauts aboard a years-long, possibly compromised mission to Saturn's moon Titan, gears up for a highly dangerous slingshot manoeuvre that will either catapult them to Titan or into deep space.