# Planetárium, Slovakia: what it is and when to go

> Planetárium is a planetarium in Slovakia (Ruská Bystrá). Interests: With kids and Stargazing. The best time to visit is May to October. In June there are 15 h 57 of daylight, and in December, 8 h 03. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip.

- Address: https://kokai.app/en/paises/europa/eslovaquia/planetarium/
- Reviewed on: 2026-10-02
- Language: en

## In a nutshell

- **What it is:** Planetarium · With kids, Stargazing
- **Where:** Slovakia · 186, 06771, Ladomirov
- **Best time:** May to October.
- **Nearest airport:** KSC Košice, 82 km as the crow flies
- **Website:** [astrokolonica.sk](http://www.astrokolonica.sk/astronomicke-observatorium-na-kolonickom-sedle/)
- **Run by:** Astronomické observatórium na Kolonickom sedle
- **Coordinates:** 48.9351, 22.27424

## What it is and where

Planetárium is a planetarium in Slovakia (Ruská Bystrá).

It is in [Ruská Bystrá](https://kokai.app/en/paises/europa/eslovaquia/ruska-bystra/), where this site lists 22 more places to see, 8.9 km from the centre.

Its coordinates are 48.9351, 22.27424; the nearest main airport is Košice International Airport (KSC, Košice), 82 km as the crow flies. How to get around Slovakia (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/europa/eslovaquia/#moverse).

- [Where it is](https://www.google.com/maps/search/?api=1&query=48.935103%2C22.27424)
- [Directions](https://www.google.com/maps/dir/?api=1&destination=48.935103%2C22.27424)

- **Run by:** Astronomické observatórium na Kolonickom sedle

It is one of the [With kids](https://kokai.app/en/paises/europa/eslovaquia/familia/) and [Stargazing](https://kokai.app/en/paises/europa/eslovaquia/estrellas/) places in Slovakia. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap.

## When to go

The best time to visit Planetárium is **May to October**.

| Mes | Época | Hours of daylight |
| --- | --- | --- |
| January | Possible | 8 h 28 |
| February | Possible | 9 h 54 |
| March | Possible | 11 h 34 |
| April | Possible | 13 h 28 |
| May | Best time | 15 h 04 |
| June | Best time | 15 h 57 |
| July | Best time | 15 h 35 |
| August | Best time | 14 h 11 |
| September | Best time | 12 h 20 |
| October | Best time | 10 h 30 |
| November | Possible | 8 h 52 |
| December | Possible | 8 h 03 |

In June there are 15 h 57 of daylight, and in December, 8 h 03. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather.

| What you come for | Best time | Possible |
| --- | --- | --- |
| With kids | May to October | November to April |
| Stargazing | — | November to March |

It is not the same trip whatever you come for: Planetárium has a different season depending on what you want to do here, and [Kokai](https://kokai.app/en/) puts it in the right month for you.

When to go to Slovakia in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/europa/eslovaquia/#cuando-ir).

## Before you go to Slovakia

To enter Slovakia there are 5 things to sort out before you leave, starting with “Valid Spanish ID card (DNI) or passport”: they are all, with their deadlines, in [the Slovakia checklist](https://kokai.app/en/paises/europa/eslovaquia/#antes-de-salir). Currency: Euro (EUR); plugs: Type C and E · 230 V · 50 Hz; emergencies: 112 · 158 police · 155 ambulance · 18 300 mountain rescue.

In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it.

## What is nearby

- [Astronomické observatórium na Kolonickom sedle](https://kokai.app/en/paises/europa/eslovaquia/astronomicke-observatorium-na-kolonickom-sedle/): Observatory · 18 m
- [Chrám Pokrova Presvätej Bohorodičky](https://kokai.app/en/paises/europa/eslovaquia/chram-pokrova-presvatej-bohorodicky/): Temples · 2.5 km
- [Strihovská poľana](https://kokai.app/en/paises/europa/eslovaquia/strihovska-polana/): Summit · 3.3 km
- [Nežabec](https://kokai.app/en/paises/europa/eslovaquia/nezabec/): Mountain in Slovakia · 3.4 km
- [Mansion Morske Oko](https://kokai.app/en/paises/europa/eslovaquia/mansion-morske-oko/): History · 6.1 km

Distances are as the crow flies. Everything else is in [the Slovakia guide](https://kokai.app/en/paises/europa/eslovaquia/).

## More in Slovakia: With kids

- [Bratislava Zoo](https://kokai.app/en/paises/europa/eslovaquia/zoo-bratislava/): zoo in Bratislava, Slovakia
- [Košice Zoo](https://kokai.app/en/paises/europa/eslovaquia/zoologicka-zahrada-kosice/): ZOO in Košice, Slovakia
- [Bojnice Zoo](https://kokai.app/en/paises/europa/eslovaquia/zoo-bojnice/): zoo in Bojnice, Slovakia
- [Botanical Garden of the Comenius University](https://kokai.app/en/paises/europa/eslovaquia/botanical-garden/): botanical garden in Bratislava, Slovakia
- [Stropkov Animal Park](https://kokai.app/en/paises/europa/eslovaquia/zoo-park-stropkov/): zoo in Slovakia
- [Observatory of Maximilian Hell, Žiar nad Hronom](https://kokai.app/en/paises/europa/eslovaquia/krajska-hvezdaren-a-planetarium-maximiliana-hella/): archive organization in Žiar nad Hronom, Slovakia

Every Slovakia place under With kids, each with its season, is on [its page](https://kokai.app/en/paises/europa/eslovaquia/familia/).

## Frequently asked questions

### What is Planetárium?

It is a planetarium in Slovakia.

### When is the best time to visit Planetárium?

May to October. In June there are 15 h 57 of daylight, and in December, 8 h 03.

### How do you get to Planetárium?

The nearest main airport is Košice International Airport (KSC), 82 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=48.935103%2C22.27424) opens the route on the map, and how to get around Slovakia is explained in [its country guide](https://kokai.app/en/paises/europa/eslovaquia/#moverse).

### How do I add it to my trip?

With one tap. In Kokai it is already on the Slovakia map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby.

### What else is around here?

Nearby you have [Astronomické observatórium na Kolonickom sedle](https://kokai.app/en/paises/europa/eslovaquia/astronomicke-observatorium-na-kolonickom-sedle/), [Chrám Pokrova Presvätej Bohorodičky](https://kokai.app/en/paises/europa/eslovaquia/chram-pokrova-presvatej-bohorodicky/), [Strihovská poľana](https://kokai.app/en/paises/europa/eslovaquia/strihovska-polana/). The rest is in [the Slovakia guide](https://kokai.app/en/paises/europa/eslovaquia/).

Data from [OpenStreetMap](https://www.openstreetmap.org/way/281320126), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/), CC0. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).