Which highly anticipated astronomy consumer product was recalled within months of its 2015 launch due to a critical flaw that rendered its primary feature unusable?

The astronomy industry has seen many innovative product launches over the decades - from telescopes to star-tracking apps and home planetariums. But not all launches reach the stars! This poll tests your knowledge about one of the most notable product failures in modern astronomy consumer products. Think you know your astronomy market history?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

The Celestron NexStar Evolution 9.25" telescope, which had software that consistently misaligned stars by 2-3 degrees
The SkyWatcher Star Adventurer, which had a manufacturing defect causing the tracking motor to fail after approximately 50 hours of use
The Meade ETX-125 Observer edition, which had optics that developed fungus within weeks in normal humidity conditions
The Slooh Nomad portable telescope camera, which suffered from severe overheating issues that damaged the sensor when capturing deep-sky objects