In Emanuel Swedenborg's groundbreaking work, 'Earths In Our Solar System Which Are Called Planets, and Earths In the Starry Heaven Their Inhabitants, And The Spirits And Angels There', the author explores the concept of multiple inhabited worlds beyond Earth. Written in a philosophical and visionary style, Swedenborg delves into the idea of extraterrestrial life and the spiritual realms inhabited by angels and spirits in various celestial bodies. This work, published in the 18th century, was ahead of its time and challenged traditional religious beliefs in a thought-provoking manner. Swedenborg's vivid descriptions of otherworldly beings and realms make this book a fascinating read for those interested in philosophical speculation and speculative fiction in a religious context. Swedenborg's unique perspective and deep spiritual insights offer readers a glimpse into a universe full of wonder and mystery, inviting them to expand their understanding of the cosmos and beyond.

Swedenborg was a Swedish author, inventor, philosopher, theologist, mystic, and scientist. He regularly had visions or dreams in which he believed he could converse with angels, spirits, and demons. In this work he describes "encounters" with spirits from other planets and from beyond the solar system.

This account describes philosopher and mystic Emanuel Swedenborg's spiritual visits to Jupiter, Mars, Mercury, Saturn, Venus and the Moon.