Current


12.12.2025, 19:30 Uhr

Wie die Zeit in die Welt kommt


Claus Kiefer, Universität zu Köln

Der Begriff der Zeit gehört wohl zu den faszinierendsten und geheimnisvollsten Begriffen überhaupt.

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Observatory News


Lunar eclipse on Sunday, September 7, 2025


View from the platform

On Sunday, September 7, there was a total lunar eclipse. We opened the observatory to observe this event. The event began at 7:00 p.m. with information about the eclipse.

published on:  16.09.2025

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New Publication Relesed


Speckle autocorrelation images of some close doubles

We build on our previous work, published in 2020, 2022, and 2023 in the Journal of Double Star Observations, and report here on the investigation of a series of close binary stars, most of which are not resolved by Gaia, ESA's astrometry satellite.

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published on:  29.07.2025


Astronomy Day 2025


Partielle SOFI vom 1.8.2008

The team at the Michael Adrian Observatory has an interesting program in store for you on Astronomy Day on 29 March. We will open at 11:00 a.m. in time to observe the solar eclipse with you.

The program with lectures and observations can be found on the events page.

published on:  19.03.2025


Further Events


More Astronomy lectures are planned for 2025. Dates and topics are in preparation, but the scheduling has not yet been finalised.

Guided Tours

Public tours take place on the first and third Wednesday of every month, regardless of the weather. Reservations are not required, but we would still ask you to register using the contact form so that we can plan the tours better. If the weather is favorable, we will of course also make observations of the sky with the observatory's instruments.

The next public guided tour will take place on:

Mittwoch, 15.10.2025, 21:00 Uhr


future dates
Ohlert/Liedtke: M27, Kombination von Bildern, die mit dem 8" APO und dem T1T zu unterschiedlichen Zeiten mit mehreren Jahren Abstand aufgenommen wurden

Picture of the Month

Here we publish astronomical images taken by team members of the Trebur Astronomy Foundation. The images were taken with instruments from the observatory. For the time being, they will be published monthly if possible.

So finden Sie uns...

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