Selecting the right outdoor furniture for a rooftop telescope masterclass requires careful consideration of durability, comfort, and weather resistance. Start by choosing materials like teak, aluminum, or synthetic wicker, which withstand harsh weather conditions. Opt for lightweight yet sturdy pieces that are easy to rearrange for optimal telescope positioning. Comfort is key—cushioned seating with UV-resistant fabric ensures long stargazing sessions remain enjoyable. Additionally, consider foldable or stackable designs for easy storage. Finally, prioritize low-maintenance furniture to keep your rooftop setup pristine for every masterclass. By balancing functionality and comfort, you’ll create an inviting space for astronomy enthusiasts.