Providence, RI — light pollution & stargazing across the metro
The Providence, RI light dome covers 28 towns and about 1,001,556 people rated together, reading roughly Bortle 9 — a inner-city sky (very poor — city glow) — at Providence itself, measured from VIIRS 2024 satellite night-lights. The darkest edge of this same dome is South Kingstown, about 27 mi out, at roughly Bortle 4. Tonight's Moon phase, cloud cover, and aurora odds load live below, computed in your browser.
Stargazing at the Providence core tonight
- Estimated Bortle class (core)
- 9 of 9
- VIIRS radiance (core)
- 145 nW/cm²/sr
- Naked-eye limiting mag. (core)
- under 4.1
- Darkest edge of this dome
- South Kingstown · B4 · 27 mi
Inner-city sky.
What you can see from the Providence core
Only the Moon, the bright planets, and a scattering of the very brightest stars pierce the glow. For real stargazing you'll want to drive to a darker site.
At an estimated Bortle 9, the faintest stars visible from Providence itself on a clear, moonless night run to about magnitude 4.0 or brighter, and the Milky Way is not visible. South Kingstown is a regional drive away (27 mi) and improves to roughly Bortle 4.
Of the 28 towns rated in this dome, most read Bortle 6 (12 towns) — spread across 6 darkness classes overall. Beyond Providence itself, New Bedford, Fall River, Warwick round out the largest towns sharing this same light dome.
The sky from 41.8°N
Declination above +48.2° never sets here, and below −48.2° never rises — no matter how clear the night or how long you wait.
- Never sets: Polaris, the Big Dipper
- Never rises: Canopus, Alpha Centauri, the Southern Cross
- Skims the southern horizon: the Milky Way core (peaks 19° up), Fomalhaut (peaks 19° up)
- Milky Way core: culminates 19.2° above the southern horizon — it sits low in the south, so a clear, unobstructed southern horizon matters more here than darkness overhead.
- Longest night: 15 h 03 m at the December solstice, 8 h 57 m in June.
- Midsummer: the Sun reaches only 24.7° below the horizon at solar midnight in June — past the 18° astronomical-night mark.
Geometric, from 41.824°N, 71.413°W. How these are computed.
Every town in this light dome, darkest first
All 28 towns inside Providence's ~35-mile dome, each with its own measured reading.
| Town | State | Bortle | Sky | Radiance |
|---|---|---|---|---|
| South Kingstown | RI | 4 | Rural / suburban transition | 1.0 |
| Coventry | RI | 4 | Rural / suburban transition | 1.9 |
| Carver | MA | 4 | Rural / suburban transition | 1.9 |
| Rehoboth | MA | 4 | Rural / suburban transition | 2.0 |
| North Kingstown | RI | 4 | Rural / suburban transition | 2.6 |
| Narragansett | RI | 4 | Rural / suburban transition | 2.6 |
| Head of Westport | MA | 5 | Suburban sky | 3.2 |
| Somerset | MA | 5 | Suburban sky | 5.1 |
| Warwick | RI | 5 | Suburban sky | 6.1 |
| Swansea | MA | 5 | Suburban sky | 7.2 |
| Portsmouth | RI | 6 | Bright suburban sky | 8.1 |
| Acushnet | MA | 6 | Bright suburban sky | 9.0 |
| Barrington | RI | 6 | Bright suburban sky | 12 |
| Plainfield | CT | 6 | Bright suburban sky | 12 |
| Middletown | RI | 6 | Bright suburban sky | 12 |
| Warren | RI | 6 | Bright suburban sky | 12 |
| West Warwick | RI | 6 | Bright suburban sky | 12 |
| Bristol | RI | 6 | Bright suburban sky | 13 |
| Fairhaven | MA | 6 | Bright suburban sky | 14 |
| East Greenwich | RI | 6 | Bright suburban sky | 15 |
| East Providence | RI | 6 | Bright suburban sky | 17 |
| Newport East | RI | 6 | Bright suburban sky | 19 |
| Cranston | RI | 7 | Suburban / urban transition | 22 |
| Seekonk | MA | 7 | Suburban / urban transition | 40 |
| Newport | RI | 8 | City sky | 41 |
| New Bedford | MA | 8 | City sky | 50 |
| Fall River | MA | 8 | City sky | 60 |
| Providence | RI | 9 | Inner-city sky | 145 |
Certified dark-sky destinations near Providence
None of the 92 certified International Dark Sky Places sit within about 250 miles of Providence. The darkest option inside this same metro is South Kingstown, about 27 mi out.
Other light domes near Providence
Worcester, MA (36 mi, core Bortle 9) , Boston, MA (41 mi, core Bortle 9) , and Springfield, MA (63 mi, core Bortle 9) are the closest other metro-scale domes tracked here — each with its own core reading and its own darkest edge.
Frequently asked questions
- Can you see the Milky Way from Providence?
- Not from Providence itself — at about Bortle 9 the dome is too bright. The darkest edge of the same metro is South Kingstown, about 27 mi out at roughly Bortle 4.
- How dark is the sky across the Providence metro?
- It varies by how close you are to the core. Providence itself reads about Bortle 9; the 28 towns in this light dome range down to South Kingstown at roughly Bortle 4, about 27 mi from the core. The table above sorts every town in the metro by measured darkness.
- Where's the nearest certified dark-sky destination to Providence?
- None of the 92 certified International Dark Sky Places sit within about 250 miles of Providence — the nearest genuinely darker option is South Kingstown within the metro itself.
A satellite proxy, not a survey-grade reading. Sources and limits.
More in Rhode Island
All Rhode Island towns · Bortle scale · Tonight's Moon · Dark-sky map