How to Fix Tracking and Alignment Issues on the Celestron NexStar 8SE

The Celestron NexStar 8SE telescope is one of the most popular choices for amateur astronomers, thanks to its computerized GoTo mount and sharp optics. However, users occasionally experience problems such as poor tracking, alignment failures, or unexpected power interruptions. Below is a detailed guide in how-to and FAQ style that explains how to overcome these issues and enjoy smooth stargazing sessions.

Celestron manuals https://manuals.online/celestron provide the official Celestron instruction manual with calibration steps, diagrams, and safety advice that make troubleshooting straightforward.

Why does the NexStar fail to align properly?

Alignment errors are one of the most common frustrations. If your telescope doesn’t land on the correct star or object, double-check that you’ve entered accurate date, time, and location information into the handset. Even a small error can throw off alignment. Level the tripod carefully and ensure the mount is balanced before starting. Also, make sure you are using the correct stars during SkyAlign—choosing planets or faint stars can confuse the system. The Celestron user guide explains which stars work best and how to reattempt alignment successfully.

How to improve tracking accuracy

Sometimes the NexStar points correctly at first but fails to track objects smoothly. This is usually caused by backlash in the gears or improper balance. Adjusting the anti-backlash settings in the hand controller helps the motors respond more precisely. Another tip is to finish your alignment by centering stars using the same directional buttons you will use later during observation, which minimizes mechanical play. If the issue persists, recalibration may be needed, as explained in the Celestron quick start guide.

What to do when the telescope loses power unexpectedly

If your NexStar shuts down during use, the problem is often with the power supply. Battery packs drain quickly in cold weather, so using an external power source like an AC adapter or a 12V power tank is recommended. Check all connections for looseness or corrosion. If the cable wiggles easily, securing it with a clip helps prevent interruptions. The Celestron operating instructions describe the recommended power sources and how to connect them properly for uninterrupted sessions.

Personal experience with the 8SE

On my first night with the NexStar 8SE, the telescope repeatedly failed alignment. After some frustration, I realized the tripod wasn’t perfectly level, and I had been rushing the setup. The next evening, I carefully leveled the mount, entered precise coordinates, and the telescope aligned successfully on the first try. Later, when tracking Jupiter, I noticed it drifting out of view every few minutes. Adjusting the backlash settings solved the issue, and since then, tracking has been much more accurate.