Facts and figures

Stars (totals)

Double stars

Variable stars

Stars with exoplanets

Deep sky objects altogether

Open clusters

Globular clusters


Star clouds

Planetary nebulae

Galactic nebulae

Dark nebulae

526 dark nebulae

101 visible in 4-inch telescopes

248 visible in 8-inch telescopes

313 visible in 12-inch telescopes

213 additional objects

contains complete Barnard nebulae catalog

outlines according to author's own visual observations


Groups of galaxies

Clusters of galaxies