Gravity Astro
FEATURED STORY

Choosing filters for nebula imaging under urban skies

A practical guide to dual-band, narrowband, and UV/IR-cut filters for starting nebula imaging in light-polluted locations.

Technical Guides filter · nebula
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FIELD NOTES

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Shop Activities

A night-before checklist for moon, twilight, and target altitude

A compact checklist for planning astrophotography sessions around moon position, astronomical twilight, target altitude, and field setup.

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Gear Reviews

Why focal length matters when choosing a first telescope

INDEX / CATEGORY

Categories

01
Technical Guides

Foundations for filters, focal length, sky conditions, and imaging setup.
02
Gear Reviews

Practical buying notes for telescopes, cameras, filters, and accessories.
03
Shop Activities

Event reports, field initiatives, and shop activities around imaging and observing.

EDITOR'S PICKS

Recommended by Category

Technical Guides

Choosing filters for nebula imaging under urban skies

A practical guide to dual-band, narrowband, and UV/IR-cut filters for starting nebula imaging in light-polluted locations.

Continue reading
Gear Reviews

Why focal length matters when choosing a first telescope

For astrophotography, the first telescope should be chosen around target size, focal length, and tracking tolerance, not aperture alone.

Continue reading

GRAVITY ASTRO / OBSERVATORY

Bring the feeling of the night sky closer.

Less guesswork before a session, clearer gear choices, and practical notes from the field. Gravity Astro collects the details that help astrophotography stay enjoyable.

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