The Sky This Month: 2005 June 15–July 20

June 24–July 1: Triple conjunction of Mercury, Venus, and Saturn

Scorpius, Ophiuchus, and Sagittarius

Object
Designation
Constellation
Details
Double star
DS-63 Beta
Scorpius
mag 2.6 4.9/sep 13.6"/pa 21°/530 ly
Double star
DS-65 Nu
Scorpius
mag 4.3 6.4/sep 41"/pa 337°/438 ly
Double star
DS-71 36
Ophiuchus
mag 5.1 5.1/sep 4.4"/pa 154°
Double star
DS-72 Omicron
Ophiuchus
mag 5.4 6.9/sep 10.3"/pa 355°/364 ly
Globular cluster
M 80
Scorpius
mag 7.3 /5.1'/30,000 ly/*****
Globular cluster
M 4
Scorpius
mag 5.6/22.8'/7,000 ly/Cat's Eye *****
Globular cluster
M 62
Ophiuchus
mag 6.5/14.1'/20,000 ly/Flickering Globular *****
Globular cluster
M 19
Ophiuchus mag 6.2/12.3'/30,000 ly/*****
Open cluster
M 6
Scorpius
mag 4.0/20'/1,600 ly/Butterfly Cluster *****
Open cluster
M 7
Scorpius
mag 3.3/80'/1,000 ly/Ptolemy's Cluster *****
Open cluster
M 23
Sagittarius
mag 5.5/27'/2,000 ly/*****
Cluster + nebula
M 20
Sagittarius
mag 6.3/28'/5,000 ly/Trifid Nebula *****
Cluster + nebula
M 8
Sagittarius
mag 5.0/45'x30'/5,000 ly/Lagoon Nebula *****
"Open cluster" M 24
Sagittarius
mag 4.6/1.6°x0.6°/12,000-16,000 ly/Small Sagittarius Star Cloud *****
Cluster + nebula M 17
Sagittarius
mag 6.0/11'/7,000 ly/Swan or Omega Nebula *****
Globular cluster M 28
Sagittarius
mag 6.8/15'/20,000 ly/*****
Open cluster M 25
Sagittarius
mag 4.6/29'/2,000 ly/*****
Globular cluster M 22
Sagittarius
mag 5.1/17'/10,000 ly/Sagittarius Cluster *****