Cosmology

Lectures on Stellar Statistics

Description and Use of a New Celestial Planisphere

The Lunarian Professor and His Remarkable Revelations Concerning the Earth, the Moon and Mars

Modern cosmogonies

The Plurality of Worlds

The Asteroids; Or Minor Planets Between Mars and Jupiter

Photographs of Nebulæ and Clusters, Made with the Crossley Reflector

Cosmos

The New Cosmic Story

The Warlord of Mars

The Moon: A Popular Treatise

Comet Lore

The Dominion Astrophysical Observatory, Victoria, B.C

Learned: Tico Brahæ His Astronomicall Coniectur of the New and Much Admired

Dawn

The Discovery of a World in the Moone. Or, A Discovrse Tending To Prove That 'Tis Probable There May Be Another Habitable World In That Planet

Interstellar Tours

The Sidereal Messenger of Galileo Galilei

Mars: Our New Home? – National Plan to Conquer the Red Planet (Official Strategies of NASA & U.S. Congress)

Neutrino Hunters