AU, which stands for “astronomical unit”, is a unit for measuring distance. One AU is the average distance from the Sun’s center to the Earth’s center. It is equal to 149,597,871 km (92,955,807 miles). One light hour is 7 AU’s. One light day is roughly 172 AU’s. One light year is more than 63,000 AUs. or (5,856,215,841,000 miles)!!

Pluto the farthest dwarf planet from the sun is 49 AU or 4.5 billion miles. It takes light 7 hours to travel from the Sun to Pluto. With todays technology travel to pluto is nilch in a lifetime. We need light speed probes! Imagine a probe that can travel to pluto and back in 14 hrs at lightspeed! What will you see in light mode? The discovery will unlock hidden secrets of our Galaxy. Where can we find such a probe! It exists now but it is unknown so therfore it is not so it is not or is it..