Constellations

M81 and M82

The Bode Galaxie and the Cigar Galaxy

M51 - Whirlpool Galaxy

The Whirlpool Galaxy, also known as Messier 51a, M51a, and NGC 5194

m8 and m20

the Lagoon Nebula (m8) and the Trifid Nebula (m20)

M17 - Omega Nebula

The Omega Nebula, also known as the Swan Nebula

NGC2237