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Telescope Simulator

Celestron NexStar 8SEM13

Telescope

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Looking through

Explore Scientific 20mm 100°

102× • 59′ • 2.0mm exit pupil

The cluster sits small and unresolved — more power begins to grain it into stars.

Good fits for M13

Wide field

Widest views — large nebulae & open clusters

General

Everyday deep-sky & the Moon

Planetary

Planets, double stars & fine detail

Picked for M13 through the Celestron NexStar 8SE. All 102 eyepieces are in “Change eyepiece or camera”.

M13 through the eyepiece

← 59′ → true field

100° apparent field

M13

Explore Scientific 20mm 100°

Selected by Skynocular

Good fit· Explore Scientific 20mm 100° on the Celestron NexStar 8SE

Why this eyepiece?

✓Balances detail with surrounding context
✓A comfortable everyday view of M13

Try a shorter focal length eyepiece for more detail

The showpiece globular cluster. Small scopes show a fuzzy ball; large apertures resolve thousands of stars.