No eyepiece at all — a sensor, a phone and a stack · review
Vaonis VESPERA Pro 2 review
Vaonis's Vespera Pro 2: a self-contained imaging telescope with a 12.5 MP square IMX676 sensor at 1.6 arcsec per pixel, a flat-field apochromatic quadruplet, a 4.18-degree 50 MP mosaic mode, multi-night stacking, an 11-hour battery and FITS export.
Vaonis publishes what most smart telescopes leave out: a 12.5 MP square Sony IMX676 sensor, an image scale of 1.6 arcseconds per pixel, a limiting magnitude of 16, a flat-field apochromatic quadruplet with stray-light baffles, a 4.18-degree 50 MP mosaic mode, an 11-hour battery and 225 GB of storage.
Multi-night stacking
The telescope stacks a target for dozens of hours across several nights automatically, with BalENS signal enhancement against gradients and a master dark calibration that runs once. The Singularity app handles up to 30 projects at a time.
Full manual control
Exposure from 1 to 30 seconds, gain from 0 to 30 dB, and FITS or TIFF export for PixInsight or Siril. That puts it in reach of experienced imagers as well as beginners.
The kit
Aluminum tripod and hard case included; Vaonis states a 5-year warranty and manufacture in France.
What is missing
The aperture and focal length, which the image scale and sensor imply but the listing does not state.
Price and availability
On November 7, 2026, Amazon.com listed it at $2,990.00 from a third-party seller.
Figures as Keepa reported them on the day this page was last updated. Stock and pricing shift without warning.
Prices quoted in this text were read on November 7, 2026. The live price is at the top of the page.
What it publishes, and what it withholds
Strengths
Image scale, limiting magnitude, mosaic field and battery all published
FITS export and full manual control for serious processing
Tripod and hard case included; 5-year warranty
Compromises
About $2,990
Aperture and focal length not on the listing
No eyepiece: an imaging device only
Specifications
Aperture
Not published in the Amazon.com listing.
Sensor
Sony IMX676, 12.5 MP, square
Pixel size
Not published · 1.6 arcsec per pixel image scale, stated
Field of view
4.18° × 4.18° in 50 MP mosaic mode, stated
Plate-solving
Not described in the listing.
Tracking
Automatic, through the Singularity app (iOS, Android)
Stacking behavior
Automatic stacking across multiple nights · BalENS signal enhancement · automatic master dark calibration · 30 simultaneous projects
Battery life
11 hours, stated · 225 GB storage
File export
FITS and TIFF for PixInsight or Siril · manual exposure 1 to 30 s, gain 0 to 30 dB
Amazon reference
B0GY1TH8QQ
EAN
3760285690637
What observers ask about this one
What does 1.6 arcsec per pixel mean?
Each pixel covers 1.6 arcseconds of sky. That is fine sampling for a small smart telescope and shows detail in galaxies and nebulae under steady skies.
What is the mosaic mode?
The telescope shoots several overlapping fields and joins them into a 50 MP image covering 4.18 by 4.18 degrees, wide enough for large nebulae like the North America Nebula.
Can I process the data myself?
Yes. Vaonis gives full manual control of exposure (1 to 30 s) and gain (0 to 30 dB), and exports FITS and TIFF files for PixInsight or Siril.
Our score
8.4/ 10
The most completely specified instrument on this shelf, and the furthest from the traditional idea of a telescope.
The price on Amazon.com
This model is listed on Amazon.com, at ≈ $2,990 at the last reading. Listed is not the same as in stock: availability changes daily, and the buy box shows the live price.
Details checked on November 7, 2026.
This one and its buyer, among astronomy instruments
Deep-sky imaging from a balcony or yard, without a separate mount, camera or laptop
Sources
Specifications: the manufacturer sheet for telescopes and observing optics and the matching Amazon product page. Prices and availability: Keepa. Every figure on this page names its source.
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