- Research observatory
- Dated events only
- Night observing
The oldest university observatory still standing; the monthly evening combines a lecture with a visit to the telescopes on the building. Aperture not stated.
- Schedule, as published
- Evening at the Old Observatory monthly 20:00–21:30 (lecture, then telescopes); register in advance; generally in Dutch
- Prices, as published
- €4 including coffee or tea
Read on the official page on 15 Oct 2026. Visits in: NL
Official siteVisiting pageBook (official)
- Public observatory
- Regular opening days
- Night observing
An observatory-museum on a city bastion where stargazing evenings look through the large telescopes when the sky is clear; the page does not give the aperture.
- Schedule, as published
- Stargazing evenings Thu and Fri check-in 19:30, viewing 19:45–21:45 (from 1 Oct); children’s evening Sat 19:15–21:15; museum Tue–Fri 11:00–17:00, Sat–Sun 13:00–17:00; English evenings last Thu and Fri of the month, Oct–Mar; book in advance
- Prices, as published
- Stargazing evening €18.50
Read on the official page on 15 Oct 2026. Visits in: NL, EN
Official siteVisiting pageBook (official)
- Public observatory
- Regular opening days
- Night observing
A public observatory in the Kennemerduinen with free stargazing evenings; the page says it must move to a new site after nearly 25 years.
- Schedule, as published
- Stargazing evenings Fridays 16 Oct 20:00–23:00, 23 Oct, 30 Oct 19:00–22:00, then weekly to 27 Nov 2026; Nacht van de Nacht 24 Oct (booking required); sun afternoon Sat 7 Nov 12:00–15:00
- Prices, as published
- Free (stated as 'gratis')
Read on the official page on 15 Oct 2026. Visits in: NL
Official site
- Club observatory
- Regular opening days
- Night observing
Winter Friday evenings in groups of limited size; sun-viewing days run in summer. Aperture not stated.
- Schedule, as published
- Every Friday evening 1 Oct–31 Mar, groups at 19:30 and 20:30; sun-viewing days first Sunday of May–Sept; reserve via the agenda
- Prices, as published
- Adult €3, child €1; members free
Read on the official page on 15 Oct 2026. Visits in: NL
Official site
- Club observatory
- Regular opening days
- Night observing
Public evenings combine a guided tour, a talk in the planetarium and, when clear, the large telescope in the dome; three domes in all.
- Schedule, as published
- Public evenings 1st and 3rd Friday of each month except public holidays; reservation required; 50 places
- Prices, as published
- €7.50 per person
Read on the official page on 15 Oct 2026. Visits in: NL
Official siteVisiting pageBook (official)
- Public observatory
- Regular opening days
A public observatory with the oldest working Carl Zeiss telescope in the Netherlands; theme evenings are listed in the agenda. Prices were not on the page read.
- Schedule, as published
- Opening Wed–Thu 09:00–17:00, Fri 12:00–17:00 (check exceptions), Sat 13:00–22:00, Sun 13:00–18:00; theme evenings 16–17 Oct, 23–24 Oct, 7 and 14 Nov 2026
- Prices, as published
- not published on the official page
Read on the official page on 15 Oct 2026. Visits in: NL
Official site
- Public observatory
- Regular opening days
- Night observing
- Largest telescope used by the public: 300 mm
A 30 cm Maksutov telescope is used on Sunday afternoons and on a monthly Friday evening when the sky allows.
- Schedule, as published
- Every Sunday 14:00–17:00 except public holidays; one stargazing Friday evening a month, weather dependent, announced a few days ahead; groups by appointment
- Prices, as published
- Adult, student and senior €7.50; child up to 10 €5; includes a drink or food at Brasserie Tivoli
Read on the official page on 15 Oct 2026. Visits in: NL
Official siteVisiting pageBook (official)
- Public observatory
- Regular opening days
- Night observing
Friday evenings combine a presentation with telescope viewing in clear weather; no booking is possible. Aperture not stated.
- Schedule, as published
- Every Friday: doors 19:00, talk 20:00, ends about 22:00; telescope when clear; no reservation
- Prices, as published
- Adult €6, child up to 14 €3; donors free
Read on the official page on 15 Oct 2026. Visits in: NL
Official siteVisiting page
- Public observatory
- Regular opening days
- Night observing
Friday evenings last about 90 minutes: a talk, a museum tour and, if clear, the Sun, Moon and stars through a telescope. Aperture not stated.
- Schedule, as published
- Fridays from 19:30 (not public holidays); July–August Wed and Fri from 19:00; booking optional
- Prices, as published
- Adult €7.50, child up to 12 €5, student €5; donors €5 / €3
Read on the official page on 15 Oct 2026. Visits in: NL, EN, DE
Official siteVisiting page