Entry No. 38 — the Tampa file — filed under: observatory
St. Petersburg College Planetarium & Rooftop Observatory
Perched atop the Gibbs Campus Natural Science building, this local secret features a 24-foot domed star theater and a rooftop observatory equipped with a massive 20-inch reflecting telescope.
The story
Tucked away on 5th Avenue North inside St. Petersburg College’s Gibbs Campus, you’ll find a legit cosmic viewport hiding in plain sight. Most people driving past assume the Natural Science building is just for lectures and midterms, but heading upstairs reveals a full-blown 24-foot domed star theater and an open-air rooftop observatory.
Instead of shelling out hefty museum admission fees downtown, you get direct access to deep space for nothing. The college runs free public shows inside the dome, projecting simulated dark night skies before ushering visitors out onto the roof. Mounted up top sits the star of the facility: a massive 20-inch reflecting telescope alongside smaller auxiliary scopes pointed straight at whatever celestial targets happen to be passing overhead.
What it's like
Park in the campus lots and navigate to the Natural Science building. You'll settle into the intimate 24-foot dome for a dark-sky presentation—ranging from seasonal sky maps to special interactive events like Halloween shows—before following the group up to the observation deck. Standing out on the open roof, you'll line up for a look through the 20-inch scope. Catching clear views of Saturn's rings or distant nebulae depends entirely on weather, so check atmospheric conditions and confirm show schedules online before heading out.
The move: Attend a free public planetarium show simulating the dark night sky, then walk up to the open-air observation deck to view Saturn's rings or distant nebulae through the 20-inch scope.
- 📍 St. Petersburg
- 💸 $
- ⚡ Low-key
- 🌗 Outdoors
Where: 6605 5th Ave N, St. Petersburg, FL 33710
Hours: Added 2026-07-21 — confirm current hours before you go.
Pair it with
- Sacred Lands Preservation & Education Center — Follow up an evening looking at the stars with a daytime visit to this ancient Tocobaga shell mound site situated just 1.4 miles away along Boca Ciega Bay.
- FloridaRAMA — Trade the dark sky simulation under the college dome for a chaotic, colorful indoor world built by local artists.
- Security Lizard by Paul Eppling — Pair one rooftop surprise with another by heading toward downtown St. Pete to spot a 30-foot metal lizard guarding a city maintenance roof.
Good to know
Is admission actually free?
Yes, public planetarium shows and rooftop telescope viewing sessions hosted by the college are completely free to attend.
Where on campus do I go?
The planetarium and observatory are located inside the Natural Science building on SPC's Gibbs Campus at 6605 5th Ave N.
What can I expect to see through the telescope?
Depending on cloud cover and the visual targets of the night, the 20-inch reflecting telescope brings objects like Saturn's rings, the Moon's craters, and deep-space nebulae into sharp focus.
Do I need to check the schedule before going?
Absolutely. Public shows run on specific dates and summer or holiday schedules, and rooftop stargazing requires clear weather, so verify current hours on the college's official planetarium site first.
Plan a visit & invite your people →
Further reading: Official site · go-astronomy.com
last checked: 2026-07-21