And why not? Fomalhaut is a star in the Southern Hemisphere. It resides in the constellation Piscis Austrinus at 03°52′ Pisces and is often called the “loneliest star” because it has no other bright star nearby.  It travels about three degrees and thirty minutes each year. The star is estimated to around 440 million years old. By comparison, Earth’s sun is about 4.5 billion years old.  While Fomalhaut loses in age, it wins in siz with a ring about 20 billion kilometers (12,427,423,845 miles) from its central star and about 2 billion (12 billion miles) kilometers wide. This makes Fomalhaut…