Planets Visible Tonight in Groton, SD
Planet Visibility & Viewing Times
Here are the planets visible in Groton, SD on 2026-03-21. This chart shows when each planet rises, when it’s highest in the sky, when it sets, and how bright it appears from Earth — so you can decide the best time to look. Visibility also depends on weather conditions and how clear your local sky is.
| Planet | Rises | Highest In Sky | Sets | Magnitude | Brightness |
|---|---|---|---|---|---|
| Mercury | 6:44 A.M. E |
12:15 P.M. 36° |
5:46 P.M. W |
1.2 | ✨ Very bright |
| Venus | 8:16 A.M. E |
2:47 P.M. 51° |
9:18 P.M. W |
-3.8 | ⭐ Brilliant |
| Mars | 7:07 A.M. E |
12:42 P.M. 37° |
6:17 P.M. W |
1.2 | ✨ Very bright |
| Jupiter | 12:56 P.M. NE |
8:41 P.M. 67° |
4:29 A.M. NW |
-2.2 | ⭐ Brilliant |
| Saturn | 7:53 A.M. E |
1:54 P.M. 44° |
7:56 P.M. W |
0.9 | ✨ Very bright |
| Uranus | 9:52 A.M. NE |
5:19 P.M. 64° |
12:50 A.M. NW |
5.8 | ✖ Binoculars recommended |
| Neptune | 7:44 A.M. E |
1:44 P.M. 44° |
7:44 P.M. W |
8.0 | 🔭 Telescope recommended |
- Rises – When the planet first appears above your horizon.
- Highest in the Sky – When it reaches its highest point overhead (usually the best time to view).
- Sets – When it drops below the horizon.
- Magnitude – A number showing how bright the planet appears from Earth (lower numbers mean brighter and easier to see).
- Brightness – A simple rating that tells you how easy the planet may be to spot.
For the best view, look when a planet is high in the sky and the Sun has fully set.
All times shown are local time for the selected location.