Naked-Eye

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3 or 4 planets

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2 or 3 galaxies

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few double clusters

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few nebulae

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planet as points
O

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Milky-Way as hazy band

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biggest Moon’s features
O

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OOOO
OOOO
OOOO

Binoculars

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5 or 6 planets

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several galaxies

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dozens of double clusters

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several nebulae

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several planets as disks, moons of Jupiter

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star clouds in Milky-Way

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hundreds of Moon’s features
O

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OOOO
OOOO
OOOO

Telescopes

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7 planets + Pluto, asteroids

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hundreds of galaxies

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hundreds of double clusters

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dozens of nebulae

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moons of several planets / details of planets

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more star clouds in Milky-Way

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thousands of Moon’s features / details of features

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OOOO
OOOO
OOOO