Complex sentence: While a typical design could provide a 50 year life span, or a saving of 1000 lb (≈ 454 kg) of launch weight for large satellites, this type of thruster could also significantly reduce the length of interplanetary space trips.
Split into simpler sentences: While a typical design could provide a 50 year life span, or a saving of 1000 lb (≈ 454 kg) of launch weight for large satellites. This type of thruster could also significantly reduce the length of interplanetary space trips.