The 130ST has a 24” tube compared to 33” in the 130EQ. The ST in SpaceProbe 130ST stands for short tube. The Orion SpaceProbe 130ST EQ Reflector Telescope is a step up from the standard SpaceProbe 130 EQ for the more serious beginning or intermediate stargazer who wants additional performance, particularly for targeting deep-sky objects. Alternatively, the Celestron AstroMaster 130EQ comes with a 1000mm focal length and an f/8.7 focal ratio. These specifications will provide you with a wide field view. After a simple polar-alignment procedure, the EQ-2 mount allows you to easily track celestial objects as they appear to migrate across the night sky, so you can observe them in detail. The Spaceprobe has a 5.1” (130mm) mirror and is available in two options – a regular tube and a short tube (130ST). The main difference between the two is the length of the tube. This Orion space probe telescope also boasts a short 24″ long optical tube design which enhances its portability, while the 130mm optical diameter, and the 650mm focal length are in perfect balance with the f/5.0 focal ratio . So Orion SpaceProbe 130ST, while being a pricier option, tends to get more favorable ⭐ reviews than the $290 Orion SpaceProbe 130 EQ, as seen on the chart below. Orion SpaceProbe 130ST is intended for astronomers who are looking for a decent EQ telescope for a budget price.Orion did the best they could, but a rock-solid EQ mount is … The Orion SpaceProbe 130ST Equatorial telescope has a focal length of 650mm and a focal ratio of f/5.0. The quick set-up and ease of use makes the SpaceProbe 130ST EQ a very versatile telescope which the whole family can enjoy. The Orion SpaceProbe 130ST reflector telescope is perfect for the more serious beginner or intermediate stargazer. The Orion SpaceProbe 130ST EQ Reflector Telescope is a step up from the rest for the more serious skywatchers who want more performance. Our largest aperture SpaceProbe reflector telescope is the niftiest Newtonian reflector on an equatorial mount we've seen in a long time. With the largest aperture this telescope is the best reflector on an equatorial mount we've seen in a long time. With a 130mm parabolic primary mirror, the 130ST provides great views of deep-sky objects on the included EQ-2 mount and stable tripod. On top of that, it's fairly safe to say that Orion SpaceProbe 130ST is a more popular reflector telescope, based on its 40+ reviews. A High Performance Telescope! This scope is rated level 2 by Orion meaning it is aimed at advanced beginners and intermediate observers. The Orion SpaceProbe 130ST telescope comes on a sturdy and precise EQ-2 equatorial mount with dual setting circles and slow-motion hand controls. This makes a big difference in weight, size and ease of portability. The SpaceProbe 130ST is the short tube version of the popular Orion 130EQ reflector telescope. The short tube is the subject of this review.

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