Your typical 365-day cycle around the Sun
About 30 days each, tied loosely to lunar phases
The standard 24-hour cycle, marking Earth's rotation
A span of 12 or 13 lunar months, based on the cycles of the Moon's phases. (Vietnamse calendar)
1 year on Mercury ≈ 88 Earth days
1 year on Venus ≈ 225 Earth days
1 year on Mars ≈ 687 Earth days
1 year on Jupiter ≈ 12 Earth years
1 year on Saturn ≈ 29 Earth years
1 year on Uranus ≈ 84 Earth years
1 year on Neptune ≈ 165 Earth years
1 dog year ≈ 7 human years, but it depends on the breed and dogs age faster during the first two years of life...
1 cat year ≈ 7 human years, but cats age faster during the first two years of life...