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Blue Marble NASA Lunar Telescope (CANALUNARSCOPE6L) review

A NASA-branded children’s telescope for the Moon, with a wide-angle and a zoom eyepiece, a finder and a tabletop tripod — and no aperture or focal length in the listing.

The bottom line A friendly, well-aimed Moon telescope for a young child, sold without either of the two numbers that would let anyone judge it.

The two numbers that are nowhere

Every telescope on this site is described by its aperture and its focal length. This listing publishes neither. What it publishes instead is a magnification — 90x — which depends on both, and which therefore cannot be assessed.

What it does do

It points at the Moon, from a table, with a finder to help. That is a coherent product for a six-year-old: the Moon is bright, easy to find, spectacular at low power, and available most weeks. A telescope that does one thing reliably beats one that does five badly.

The zoom eyepiece

A zoom in this class is a convenience rather than an optical advantage. It saves a child swapping eyepieces in the dark, and it is usually softer than a fixed eyepiece of the same price. Both of those are worth knowing before the first night.

What to check on arrival

The aperture will be printed on the tube or in the manual. Once known, the useful magnification ceiling follows from it — and it will be well below ninety.

Availability

German, French, Italian and Spanish Amazon stores sat at about 50 € on the day of the survey.

British Amazon store lists it in local currency, which the euro range above sets aside.

American Amazon catalogue holds a record for it that nobody is selling.

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 17 September 2026. The live price is at the top of the page.

What it publishes, and what it withholds

Strengths

  • Aimed squarely at the Moon, which is the one target a small telescope always delivers
  • A finder is included, which many toys at this price omit
  • The tabletop tripod removes the height problem for a young child

Compromises

  • Neither aperture nor focal length is published, so nothing about it can be compared
  • A 90x claim without an aperture figure is unanchored to anything
  • A zoom eyepiece at this price class is usually the weakest optic in the box

Specifications

Mount steadinessTabletop tripod with a smooth pan mechanism
ApertureNot stated anywhere in the listing
Focal lengthNot stated anywhere in the listing
Eyepiece fittingNot published by the maker.
Finder typeNot published by the maker.
Tripod heightNot published by the maker.
Assembly effortNot published by the maker.
Supplied contentsA wide-angle and a zoom, per the maker · Finder scope
Amazon referenceB0DTWFM794 (same reference on 6 Amazon marketplaces)
EAN0810152670873

What observers ask about this one

Why does the missing aperture matter?

Aperture sets both light grasp and the resolution ceiling. Without it, a 90x claim cannot be judged at all — on a small objective that magnification would show an enlarged blur rather than more detail.

Is NASA branding a specification?

No. It is a licence, and it says nothing about the optics. The figures this site would publish for any telescope — aperture and focal length — are absent from this one.