| Night Time: | 8 hours, 13 minutes |
|---|---|
| Sunset: | Dec 10 at 9:33 pm |
| End of Twilight*: | Dec 10 at 11:05 pm |
| Start of Twilight*: | Dec 11 at 4:14 am |
| Sunrise: | Dec 11 at 5:46 am |
Comet Watch: Latest News as 3I/ATLAS Nears Earth
Interstellar comet 3I/ATLAS reaches its closest point to Earth on December 19. We caught up with the team at the Institute of Astrophysics in Santiago, Chile.
Our Interactive Night Sky Map simulates the sky above Boat Refuge Island. The Moon and planets have been enlarged slightly for clarity. On mobile devices, tap to steer the map by pointing your device at the sky. Need some help?
Currently showing previous night. For planet visibility in the coming night, please check again after 12 noon.
Tonight's Sky in Boat Refuge Island, Dec 11 – Dec 12, 2025
Mercury rise and set in Boat Refuge Island
Try before sunrise.
Mercury rises shortly before sunrise, so it is very close to the horizon. This makes it very difficult to observe.
Fri, Dec 12 ↑4:49 am
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Venus rise and set in Boat Refuge Island
Fairly close to the Sun. Visible only before sunrise and/or after sunset.
Venus is just 6 degrees from the Sun in the sky, so it is difficult to see. Venus is visible by day, but may be hard to find.
Fri, Dec 12 ↑5:26 am
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Mars rise and set in Boat Refuge Island
Very close to Sun, hard or impossible to see.
Mars is just 8 degrees from the Sun in the sky, so it is difficult or impossible to see it.
Thu, Dec 11 ↓10:11 pm
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Jupiter rise and set in Boat Refuge Island
Most of the night until sunrise.
Jupiter is visible during most of the night, but it is best viewed in the early morning hours and until sunrise.
Thu, Dec 11 ↑11:43 pm
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Saturn rise and set in Boat Refuge Island
View after sunset.
Saturn can be seen for more than 4 hours after sunset and during the late evening/early night.
Fri, Dec 12 ↓2:31 am
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Uranus rise and set in Boat Refuge Island
After sunset and most of the night. Bring binoculars.
Uranus is visible during most of the night, but it is best viewed in the late evening hours after sunset. You may need binoculars.
Fri, Dec 12 ↓4:44 am
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Neptune rise and set in Boat Refuge Island
View after sunset. Use binoculars.
Neptune can be seen for more than 5 hours after sunset and during the late evening/early night. Very faint, use binoculars.
Fri, Dec 12 ↓2:34 am
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Planets Visible in Boat Refuge Island
| Planetrise/Planetset, Fri, Dec 12, 2025 | ||||
|---|---|---|---|---|
| Planet | Rise | Set | Meridian | Comment |
| Mercury | Fri 4:49 am | Fri 7:42 pm | Fri 12:15 pm | Slightly difficult to see |
| Venus | Fri 5:26 am | Fri 9:02 pm | Fri 1:14 pm | Slightly difficult to see |
| Mars | Thu 6:14 am | Thu 10:11 pm | Thu 2:12 pm | Extremely difficult to see |
| Jupiter | Thu 11:43 pm | Fri 8:30 am | Fri 4:07 am | Perfect visibility |
| Saturn | Thu 1:53 pm | Fri 2:31 am | Thu 8:12 pm | Great visibility |
| Uranus | Thu 7:37 pm | Fri 4:44 am | Fri 12:11 am | Average visibility |
| Neptune | Thu 2:17 pm | Fri 2:34 am | Thu 8:25 pm | Difficult to see |
