Live Sky Report
What Can I See in the Sky Tonight in Rosario do Sul, Rio Grande do Sul, Brazil?
Waxing Crescent moon at 3%, Saturn shines at magnitude 0.2. Calculated for -30.26°, -54.91° (America/Sao_Paulo).
Visible planets tonight
Saturn, Mars, Jupiter, Mercury, Venus — brightest: Saturn at mag 0.2 in Cetus
🔭 Tonight's Sky Report
📍 Rosario do Sul, Rio Grande do Sul, Brazil — Monday, October 12
Space weather observed: 8:20 AM UTC
Tonight's sky above Rosario do Sul, Rio Grande do Sul, Brazil
Rosario do Sul, Rio Grande do Sul, Brazil's sky tonight is a real, computable state — every value on this page comes from live NOAA space weather data, live orbital elements for the ISS, and astronomy-engine's ephemeris for the Sun, Moon, and planets.
Local sky character in Rosario do Sul
Southern mid-latitudes · southern hemisphere · 123 m elevation
- The south celestial pole stands 30.3° above the horizon, so stars within 30° of it never set from here.
- About 75.2% of the whole sky rises above the horizon at some point in the year from this latitude.
- The Milky Way's core in Sagittarius culminates about 88.7° up, passing almost directly overhead.
- The Large and Small Magellanic Clouds are circumpolar here — visible on any clear, dark night of the year.
- At 123 m elevation, roughly 1% of the atmosphere's mass is already below you, which measurably reduces extinction near the horizon.
Rosario do Sul is small enough that local light domes are limited — on a clear, moonless night the Milky Way is realistically within reach.
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Best nights this month in Rosario do Sul
Calculated for these coordinates and today's date — not a fixed list.
- 2026-10-21 — Orionids peak — up to 20/hour
Radiant in Orion. Visible from both hemispheres. The Moon is 72% lit on peak night, so lunar interference is moderate.
- 2026-10-26 — Full Moon
A 100%-lit Moon washes out faint objects, but lunar terrain along the limb is at its most striking — plan bright targets and planets instead of deep sky.
- 2026-11-09 — Darkest night of the coming month
The Moon is only 0% illuminated, giving the least lunar interference in the next 30 nights — the best window for the Milky Way and faint deep-sky targets from Rosario do Sul, Rio Grande do Sul, Brazil.
Rosario do Sul, Rio Grande do Sul, Brazil stargazing questions
- What can I see in the sky tonight from Rosario do Sul, Rio Grande do Sul, Brazil?
- Tonight from Rosario do Sul, Rio Grande do Sul, Brazil expect a waxing crescent Moon at 3% illumination, with these naked-eye planets above the horizon after dark: Saturn, Mars, Jupiter, Mercury, Venus. The night offers about 8.5 hours of true astronomical darkness.
- What planets are visible tonight in Rosario do Sul, Rio Grande do Sul, Brazil?
- Tonight in Rosario do Sul, Rio Grande do Sul, Brazil, Saturn, Mars, Jupiter, Mercury, Venus are visible to the naked eye after dark, based on this location's real ephemeris for tonight.
- When does darkness start tonight in Rosario do Sul, Rio Grande do Sul, Brazil?
- Astronomical darkness begins at 8:10 PM local time in Rosario do Sul, Rio Grande do Sul, Brazil tonight, the moment the Sun drops more than 18° below the horizon and the sky becomes fully dark for faint-object observing.
- Can you see the aurora tonight in Rosario do Sul, Rio Grande do Sul, Brazil?
- Rosario do Sul, Rio Grande do Sul, Brazil is far enough from the pole that aurora only reaches overhead during a major geomagnetic storm — specifically when the planetary Kp index reaches about 9, a level reached only a handful of times per solar cycle.
- What is the stargazing light pollution level in Rosario do Sul, Rio Grande do Sul, Brazil?
- Rosario do Sul, Rio Grande do Sul, Brazil is a small town — typically Bortle class 1–4 (rural to excellent dark sky), where the Milky Way is usually visible on clear, moonless nights away from local lighting. These are typical ranges for this population size, not a measured reading for this exact spot — use tonight's Moon phase and the best-nights list above to time a visit away from direct lighting.
- Is light pollution a problem in Rosario do Sul, Rio Grande do Sul, Brazil?
- Rosario do Sul, Rio Grande do Sul, Brazil is small enough that the Milky Way can be visible on clear, moonless nights away from the immediate centre. This page's Moon and darkness figures tell you the other half of the story.
- When can I see the Milky Way from Rosario do Sul, Rio Grande do Sul, Brazil?
- The core reaches about 88.7° altitude, so target the moonless nights listed in the best-nights section and get away from the city core.
- How dark does it actually get in Rosario do Sul, Rio Grande do Sul, Brazil tonight?
- About 8.5 hours of astronomical darkness (Sun more than 18° below the horizon). That is the real observing window for faint objects; brighter targets are workable from dusk onward.
Nearby cities
Real great-circle distance from Rosario do Sul, Rio Grande do Sul, Brazil.
- Sky tonight in Sao Gabriel, Rio Grande do Sul, Brazil58 km
- Sky tonight in Dom Pedrito, Rio Grande do Sul, Brazil84 km
- Sky tonight in Rivera, Rivera Department, Uruguay94 km
- Sky tonight in Lavras do Sul, Rio Grande do Sul, Brazil115 km
- Sky tonight in Santa Maria, Rio Grande do Sul, Brazil124 km
- Sky tonight in Sao Sepe, Rio Grande do Sul, Brazil130 km
More in Rio Grande do Sul
Other sky reports in the same region.
- Sky tonight in Sao Gabriel, Rio Grande do Sul58 km
- Sky tonight in Dom Pedrito, Rio Grande do Sul84 km
- Sky tonight in Lavras do Sul, Rio Grande do Sul115 km
- Sky tonight in Santa Maria, Rio Grande do Sul124 km
- Sky tonight in Sao Sepe, Rio Grande do Sul130 km
- Sky tonight in Formigueiro, Rio Grande do Sul139 km
Sky tonight across Brazil
Other cities in Brazil with live sky reports.
- Sky tonight in Cacapava do Sul, Rio Grande do Sul140 km
- Sky tonight in Bage, Rio Grande do Sul142 km
- Sky tonight in Quarai, Rio Grande do Sul148 km
- Sky tonight in Hulha Negra, Rio Grande do Sul162 km
- Sky tonight in Santana da Boa Vista, Rio Grande do Sul185 km
- Sky tonight in Candiota, Rio Grande do Sul187 km
- Sky tonight in Pinheiro Machado, Rio Grande do Sul207 km
- Sky tonight in Uruguaiana, Rio Grande do Sul217 km
Popular astronomy destinations
Aurora hubs, dark-sky sites, and observatory towns.
🛰️ ISS Visibility
No visible ISS passes currently predicted for this location.
☄️ Orionids peaks in 9 days
Up to 20 meteors/hour at peak, radiating from Orion.
Full viewing guide →Related astronomy for Rosario do Sul, Rio Grande do Sul, Brazil
Frequently Asked Questions
Is this just astronomy weather for Rosario do Sul?
This page goes beyond ordinary astronomy weather -- it combines real local weather for astronomy, live space weather, and the space weather aurora connection into one live report for Rosario do Sul, Rio Grande do Sul, Brazil.
What are tonight's astronomy viewing conditions for Rosario do Sul?
The sky viewing conditions badge above reflects the real astronomy viewing conditions for Rosario do Sul, Rio Grande do Sul, Brazil right now -- cloud cover, darkness, and moon interference combined, not moon phase alone. Good weather for stargazing depends on all of these together.