By Ken Perrott 15/09/2017

After two decades in space, NASA’s Cassini spacecraft is nearing the end of its remarkable journey of exploration. Having expended almost every bit of the rocket propellant it carried to Saturn, operators are deliberately plunging Cassini into the planet to ensure Saturn’s moons will remain pristine for future exploration.

Watch live coverage of Cassini’s end of mission on NASA TV beginning at 7 a.m. EDT on Friday, Sept. 15.

Starting at 10.31 pm NZ time tonight

Key Events

Sept 15:

10:31a.m. UTC (3:31 am PDT) – Cassini’s final entry into Saturn’s atmosphere begins

10:32 a.m. UTC (3:32 a.m. PDT) – Spacecraft loss of signal comes one minute later

11:55a.m. UTC (4:55 a.m. PDT) – Predicted final loss of signal on Earth