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January 14, 2026
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HomeJosef Chlachula

Josef Chlachula

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@josef

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Josef Chlachula

Upcoming Events

Jan
16
Fri
6:00 pm RAC Monthly Club Meeting – Speci... @ Randy's House
RAC Monthly Club Meeting – Speci... @ Randy's House
Jan 16 @ 6:00 pm – 9:00 pm
Happy 2026! This month’s meeting for members and their guests, or for those who would like to join, will be held at my home at 1904 Summit Dr NE, Friday, January 17, 6:00 pm. We will catch up with each other since we last met in November, elect 2025 club officers, assign posts, and preview club activities for 2026.
Jan
23
Fri
6:00 pm Public Presentation & Sky Observ... @ Oxbow Park
Public Presentation & Sky Observ... @ Oxbow Park
Jan 23 @ 6:00 pm – 7:30 pm
Presentation by Randy Hemann When the Sky Glows: How the Northern Lights Work Auroras have inspired myths and scientific inquiry across various cultures and throughout history. In this talk, we will explore the interactions between solar activity, Earth’s magnetic field, atmospheric chemistry, and human perception that create these stunning light displays. The colors and visibility of auroras depend on altitude, [...]
Feb
10
Tue
7:00 pm RAC Monthly Meeting February 2026 @ RCTC Room EA103 (use the southeastern entrance to RCTC.)
RAC Monthly Meeting February 2026 @ RCTC Room EA103 (use the southeastern entrance to RCTC.)
Feb 10 @ 7:00 pm – 9:00 pm
Please come to the Rochester Astronomy Club monthly meetings! These meetings are free and open to the public. Each month we will try to bring you a different presentation and share observing notes and tips. Agenda will be published on the Sunday before the meeting. We are offering these meetings in a hybrid fashion, you can attend either in person [...]
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Recent Articles

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Members Blog

  • The Story of the Universe in 100 stars
  • Sun at RochesterFest
  • Hubble’s challenge to Josef after 35 years
  • My first contributor post
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