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Telescope Simulator

Celestron NexStar 8SEDouble Cluster

Telescope

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Looking through

Explore Scientific 20mm 68°

102× • 40′ • 2.0mm exit pupil

Too much power — the two clusters no longer share a single field.

Good fits for Double Cluster

Wide field

Widest views — large nebulae & open clusters

General

Everyday deep-sky & the Moon

Planetary

Planets, double stars & fine detail

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

Double Cluster through the eyepiece

← 40′ → true field

68° apparent field

NGC869

Explore Scientific 20mm 68°

Selected by Skynocular

Good fit· Explore Scientific 20mm 68° on the Celestron NexStar 8SE

Why this eyepiece?

✓Balances detail with surrounding context
✓A comfortable everyday view of Double Cluster

Tradeoffs

–Loses both clusters together outside the field stop

Try a longer focal length eyepiece for a wider field

Two glittering open clusters side by side — a wide-field showpiece, breathtaking at low power in dark skies.