I bought a $50 telescope on Facebook Marketplace — here's what I learned

A $50 telescope purchased from Facebook Marketplace proved to be a surprisingly good find for amateur astronomers. Upon discovering the Celestron AstroMaster 130mm Newtonian reflector on the platform, the reporter decided to inspect the scope in person. Despite its dusty appearance, the telescope arrived complete with a box and all parts, revealing no missing components and clean optics.

The package included essential accessories such as two Plössl eyepieces, a red-dot finderscope, and a manual equatorial mount with slow-motion controls. Although lacking a Barlow lens, the reporter used a 2x Barlow they already owned to increase magnification for planetary views.

Collimation, the process of aligning the primary and secondary mirrors, was a simple task that only took a few minutes to complete. With the scope collimated, the reporter observed Venus and Jupiter, both of which displayed clear images with excellent detail. Venus showcased a sharp gibbous disk phase and subtle shading, while Jupiter revealed its Great Red Spot and four visible moons. The 130mm aperture allowed for the gathering of ample light, resulting in crisp planetary views and enhanced deep-sky object observation.

In conclusion, the reporter's experience with the $50 telescope from Facebook Marketplace demonstrated that tight budgets need not limit the enjoyment of amateur astronomy. With the right bargain and some basic knowledge, this entry-level telescope provided crisp planetary views and revealed numerous deep-sky objects, proving that affordable equipment can still deliver impressive results.