Tonight at 23:11
International Space Station
passes at 23:11 · northeast, 35° up
Easy to spot Clear skies · 1% clouds
Cloud forecast from 17:00 city time — refreshed a few times a day
The Moon this week
- 🌔 26
- 🌕 27
- 🌕 28
- 🌕 29
- 🌕 30
- 🌖 31
- 🌖 1
Which evening this week?
- ✨ Sun
- ✨ Mon
- ✨ Tue
- ✨ Wed
- ☁️ Thu
- ☁️ Fri
- ✨ Sat
Clearest evening ahead: Mon — a good night to come back
Stargazing from Rio de Janeiro
Rio de Janeiro, in Brazil, is in the subtropics, so nights are roughly consistent in length year-round and astronomical darkness arrives quickly after sunset.
Common questions
What planets are visible tonight from Rio de Janeiro?
None of the bright naked-eye planets (Mercury, Venus, Mars, Jupiter, Saturn) rise above 10° tonight from Rio de Janeiro. That's normal — planet visibility cycles roughly every 1–2 months per planet.
What time does the sun set in Rio de Janeiro tonight?
Sunset in Rio de Janeiro tonight is at 17:29. Astronomical twilight (when the sky is fully dark) begins later.
Can I see the ISS from Rio de Janeiro tonight?
Yes — the ISS will rise above 20° altitude at 23:11 local time, passing toward the northeast and peaking 35° above the horizon for 3 minutes.
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