Complex sentence: The planet is about 1,400 light-years away from the Solar System; at the speed of the "New Horizons" spacecraft, about, it would take approximately 26 million years to get there.
Split into simpler sentences: The planet is about 1,400 light-years away from the Solar System. At the speed of the "New Horizons" spacecraft, about, it would take approximately 26 million years to get there.