Month: November 2025

This is the website of the study association L.A.D. 'F. Kaiser' of astronomy students in Leiden

Kaiser Symposium (2nd edition) – 4th of December

Astronomy talks for Kaiser members, by Kaiser members!! ✨ Curious to see what your fellow students are up to? On Thursday the 4th of December in the Old Observatory in Leiden from 18:00 (walk-in 17:30), Yannick will give a talk on the moons of free-floating planets and Paul will tell us all about radio bursts…
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Staff Observing Night – 24th of November

Join us on Monday November 24th at 19.00h in the Old Observatory for the first observing night from the new Observity Committee! 💫 Come by to stargaze and have a chat with other staff and members! If the skies are clear, Jupiter, Saturn and Andromeda will be visible 🪐 Otherwise we have a very nice…
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Hide & Seek – 20th of November

“Ready or not, here I come‼” A night to remember at the Old Observatory👀 Some people are always lost around the Old Observatory, and others knew just where to look! We explored all the nooks and crannies of this building, I hope we found everyone at the end! 😱🏃‍♀💨

Lantern Night – 10th of November

Sint Maarten, Sint Maarten, the cows have tails, the girls are wearing skirts, and the astronomers are crafting lanterns!🏮🐄 On Monday the 10th of November, we celebrated the holiday of Sint Maarten together by crafting our own lanterns 🕯

Haunted Observatory – 6th of November

The gates opened November 6th at 19:00 for those brave enough to enter. Those who made it out alive trembled with fear as they told us how they moved past the entities that were occupying the building. However, they managed to solve the puzzles laid out by Frederik Kaiser. His spirit seems to be at…
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TNO Excursion – 3rd of November

Exciting news📣 On Monday November 3rd, we will be going on an excursion to visit the company TNO in Delft!! Kaiser is getting a guided look behind the scenes especially for our students: join us for two talks, followed by a tour of the lab🥼✨ Limited spots are available, so make sure to secure yours…
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Activities Overview – November

November! Falling leaves, colder weather, exams… But also longer nights! All in all, the perfect time of year to escape with astronomical activities. Take a look at what we have to offer you this month in the November overview 💫