Galaxy Science Fiction Other bibliographic details Other bibliographic details

| Start_month | End_month | Cover | Spine | Indicia | Masthead | Number_of_issues |
|---|---|---|---|---|---|---|
| Mar/Apr–73 | Mar/Apr–73 | Galaxy | Galaxy | Galaxy Magazine | Galaxy Science Fiction Magazine | 1 |
| May/Jun–73 | Nov–73 | Galaxy | Galaxy | Galaxy | Galaxy Science Fiction | 5 |
| Dec–73 | Dec–73 | Galaxy Science Fiction | Galaxy | Galaxy | Galaxy Science Fiction Magazine | 1 |
| Jan–74 | Jan–75 | Galaxy | Galaxy | Galaxy | Galaxy Science Fiction Magazine | 13 |
| Feb–75 | Jan–76 | Galaxy | Galaxy | Galaxy Incorporating Worlds of If | Galaxy Science Fiction Magazine | 9 |
| Feb–76 | Oct–77 | Galaxy Science Fiction | Galaxy Science Fiction | Galaxy Incorporating Worlds of If | Galaxy Science Fiction | 16 |
| Nov–77 | Dec-77/Jan–78 | Galaxy | Galaxy | Galaxy Incorporating Worlds of If | Galaxy | 2 |
| Feb–78 | Oct–79 | Galaxy Science Fiction | Galaxy Science Fiction | Galaxy Incorporating Worlds of If | Galaxy Science Fiction | 10 |
| Summer–80 | Summer–80 | Galaxy | Galaxy | Galaxy | Galaxy | 1 |