ZWO Seestar S30 Pro Review: A Telescope or a Camera?
The Seestar S30 Pro is the clearest example yet that a smart telescope is an astrophotography appliance rather than a telescope, and judged as an appliance it is very good. Buy it if you want images of nebulae and galaxies from a light polluted garden with no learning curve and no eyepiece. Skip it if you want to look at planets, because ZWO states plainly that this product is not suitable for planetary viewing and there is no eyepiece to look through.
It photographs nebulae from a city balcony in ten minutes. It also will not show you Saturn.
ZWO Seestar S30 Pro Smart Telescope
~$699
A 3.64 lb all in one smart telescope with apochromatic optics, built in light pollution filters, dual camera 4K imaging and automatic GoTo and tracking from a phone app.
Check price on AmazonSpecifications
| Type | All in one smart telescope, app controlled |
|---|---|
| Optics | Apochromatic, with built in light pollution filters |
| Imaging | Dual camera system, 4K quality output |
| Weight | 3.64 lb |
| Targets | Deep sky objects, Moon and Sun. Not suitable for planets per ZWO |
| Eyepieces | Not compatible |
| Modes | Auto align, stacking, time lapse, video, AI noise reduction and mosaic |
Specifications above come from ZWO's published specifications. Treat pricing as approximate, since Amazon pricing moves.
What it does well
- It works from a city. The built in light pollution filtering plus live stacking pulls nebulae out of a sky where an eyepiece would show nothing at all.
- Setup is genuinely a few minutes with no polar alignment, no balancing and no collimation.
- At 3.64 lb it goes in hand luggage, which no conventional imaging rig does.
- The wide angle camera makes Milky Way and star trail shots possible from the same device, which broadens what it is good for.
Where it falls short
- It is not suitable for planets, which ZWO states in its own product information. If Saturn and Jupiter are why you want a telescope, this is the wrong purchase.
- There is no eyepiece and none can be fitted. You look at a screen, and some people find that removes the point entirely.
- The aperture is small, so it works by stacking many exposures rather than by gathering a lot of light at once. Faint targets take real time.
- It is a closed system. What the app does is what you get, and there is no path to upgrading the mount, the optics or the camera separately.
What owners report
Published owner reports divide almost perfectly along one line: what people expected. Those who bought it as a camera describe delight at pulling the Orion Nebula out of a suburban sky in minutes and at how often it gets used compared with the conventional telescope in the cupboard. Those who bought it as a telescope describe disappointment that there is nothing to look through.
The practical complaints that recur are dew on long sessions, battery life on cold nights and app dependence. None of those are unusual for the category. The consistent praise is for how little there is to learn, which for a lot of people is exactly what has kept them out of astrophotography until now.
Who it suits
- City and suburban observers who want images rather than eyepiece views.
- Travellers who want astrophotography that fits in a bag.
- Anyone who has bounced off conventional astrophotography and its stack of separate equipment.
Who should skip it
- Planetary observers. ZWO says it is not suitable and that is the end of the discussion.
- People who want the experience of looking through a telescope at the real photons.
- Imagers who want to grow a system, since nothing here is upgradeable.
Alternatives worth considering
DWARFLAB Dwarf 3 Smart Telescope, App-Controlled Astrophotography Camera
~$549
A lighter and cheaper smart telescope with the same dual lens idea and cloud based processing. It saves a hundred and fifty dollars and is the more travel friendly of the two, with a less mature app ecosystem.
Check price on AmazonCelestron NexStar 127SLT Maksutov-Cassegrain Computerized GoTo Telescope
~$660
If planets are what you want, this is the same money spent on a telescope that excels at them. It shows you nothing on a screen and everything through an eyepiece, which is the exact opposite tradeoff.
Check price on AmazonSky-Watcher Star Adventurer GTi Mount Head Kit with counterweight
~$579
For similar money you get a real tracking mount and the beginning of a system you can grow. You supply the camera and lens and you accept a real learning curve, but nothing about it is a dead end.
Check price on AmazonKeep reading
- GoTo vs manual telescope
- Smartphone adapter vs dedicated camera
- How to observe the Sun safely
- DWARFLAB Dwarf 3 review
- Celestron NexStar 127SLT review
- Bortle scale chart
This review draws on published specifications, manufacturer figures and the consensus of verified owner reviews. We have not tested this product ourselves, and we say so rather than implying otherwise. As an Amazon Associate we earn from qualifying purchases.
Frequently asked questions
Can the Seestar S30 Pro see planets?
No, and ZWO says so directly in its product information: it is suitable for deep sky objects, the Moon and the Sun, but not for viewing planets. The small aperture and short focal length cannot produce a useful planetary image scale. If planets are the goal, buy a Maksutov or a Schmidt-Cassegrain instead.
Do you look through a Seestar?
No. There is no eyepiece and eyepieces are not compatible. Everything appears on your phone or tablet as the device stacks exposures. Whether that is a feature or a dealbreaker is the single most important question to answer before buying one.
Does it work in a city?
That is its strongest use case. Built in light pollution filtering combined with stacking many short exposures recovers nebulae and galaxies that are completely invisible to the eye from the same spot. It is not a substitute for a dark sky, but it changes what is possible from a bad one. Our light pollution guide covers what else helps.
Seestar S30 Pro or a conventional telescope?
They answer different questions. A conventional telescope shows you real light in real time and can be upgraded piece by piece. A smart telescope produces shareable images with almost no learning. Buying the wrong one for your reason is the most common regret in this category.
Is it good for solar viewing?
It ships with a solar filter and supports solar imaging, and ZWO lists the Sun among its targets. Fit the supplied filter exactly as instructed, every time, before pointing anywhere near the Sun. Our guide to observing the Sun safely explains why no shortcut here is acceptable.
How we choose: we compare published manufacturer specifications, optical figures we can verify, and reviews from owners who have used the equipment under real skies. We do not test gear in person. Never point any telescope, finder or binocular at the Sun without a certified full-aperture solar filter fitted over the front of the instrument.
Recording your own eyepieces, exit pupils and sessions? The Observing & Astrophotography Planner is the paid version of these pages: 8 printable worksheets you fill in with your own numbers, plus the full PDF, $29.