This entry was published at least two years ago (originally posted on April 6, 2016). Since that time the information may have become outdated or my beliefs may have changed (in general, assume a more open and liberal current viewpoint). A fuller disclaimer is available.
Book fifteen of 2016: Lucky Starr and the Big Sun of Mercury, by Isaac Asimov. ⭐️⭐️⭐️ (97/366)