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Observing Neptune
- Neptune is the eighth planet from the Sun.
o - A day on Neptune is 16 hours.
o - A year on Neptune is about 165 Earth years.
o - Neptune is about four times wider than Earth.
o - Neptune has 16 moons.

Current Views from Earth diagram live!
- Mercury – where is this planet now?
o - Mercury – live position & real time Tracker.
- Looking at Neptune
Interactive star map of the sky visible from United Kingdom.
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2026 Neptune Events
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| Date | Time | Event | Constellation |
| 23 Jan 2026 | 08:57 GMT | Close approach of the Moon, Saturn and Neptune | Pisces |
| 16 Feb 2026 | 03:38 GMT | Conjunction of Saturn and Neptune | Pisces |
| 07 Mar 2026 | 12:02 GMT | Conjunction of Venus and Neptune | Pisces |
| 22 Mar 2026 | 11:09 GMT | Neptune at solar conjunction | Pisces |
| 13 Apr 2026 | 10:59 GMT | Conjunction of Mars and Neptune | Pisces |
| 16 Apr 2026 | 17:26 GMT | Conjunction of Mercury and Neptune | Pisces |
| 07 Jul 2026 | 12:40 GMT | Neptune enters retrograde motion | Pisces |
| 26 Sep 2026 | 02:28 GMT | Neptune at opposition | Pisces |
| 12 Dec 2026 | 23:10 GMT | Neptune ends retrograde motion | Pisces |
Neptune
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