Category
page 1Astronomical objects discovered in 1866

90 Antiope
main-belt double asteroid

87 Sylvia
outer main-belt asteroid
Q109954
main-belt asteroid

89 Julia
main-belt asteroid

91 Aegina
main-belt asteroid
NGC 18
double star in the constellation of Pegasus

86 Semele
main-belt asteroid
NGC 91
star in the constellation Andromeda
NGC 140
spiral galaxy in the constellation Andromeda
Q1036537
galaxy
NGC 397
galaxy
NGC 308
star in the constellation Cetus
NGC 401
star in the constellation Pisces
NGC 310
star in the constellation Cetus

NGC 400
star in the constellation Pisces
NGC 3558
galaxy
Q1112162
galaxy
NGC 7343
galaxy
Arp 220
luminous infrared galaxy

Blaze Star
recurring nova in the constellation Corona Borealis