Texas Messier Marathon 2027

Join amateur astronomers from across Texas for the annual Messier Marathon at Fort McKavett State Historic Site.

Dates: March 5–9, 2027
Main Marathon Night: Sunday, March 7
Public Outreach Night: Saturday, March 6
Participant Arrival & Gathering: Friday, March 5

This independent event challenges observers to find as many of the 110 Messier objects as possible in a single night under the dark West Texas skies of Fort McKavett (typically Bortle 2–3).

Overnight stays at the fort are free for participants who help with the Saturday public outreach night. All skill levels are welcome.

More information: https://texasmessiermarathon.org
Contact: info@texasmessiermarathon.org