Orbital Calculator is the result of satisfying a need. There are online calculators for working out the orbital characteristics for satellites and spacecraft orbiting Earth, and they’re pretty cool gadgets as far as that goes, but quite limiting.
Book Reviewsplugin-autotooltip__default plugin-autotooltip_bigBook Reviews
Here you can find all the book reviews, broken down by genre, and further subdivided by author. If you want me to review your novel, please read my Rules on Reviewing.