Excerpt from The Recent Progress of Astronomy: Especially in the United StatesThe progress of astronomical discovery was never more rapid than during the last fifteen years. Within this period, the number of known members of the planetary system has been more than doubled. A planet of vast dimensions has been added to our system, thirty-six new asteroids have been dis covered, four new satellites have been detected, and a new ring has been added to Saturn.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.