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r/atoptics

48,450 subscribers
Atmospheric Optics. The subreddit for anything related to optic sky phenomena: rainbows, ice halos, aurorae, mirages, cloud iridescence, green flashes, crepuscular rays and spectres of the Brocken.

Notice: This subreddit is not actively monitored, so the posts here are only a small subset of what exists on reddit.

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Crepuscular Rays Rainbow Pillar smh clouds 😤 Iridescence Other Corona Circumhorizon Arc Other Optics Green Flash Sun Dogs Multiple Display Rainbow Corona
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to r/atoptics by cruitcruttery
2 months ago
Preview thumbnail for Spectacular Moon Halo image
Spectacular Moon Halo
to r/atoptics by Emotional-Fudge_
10 months ago
Preview thumbnail for Just a little rainbow image
Just a little rainbow
to r/atoptics by onlyouwillgethis
1 year ago
Preview thumbnail for Immediately after taking off from SFO, I see these shadow bands across the sky converging into a single point during sunset. image
Immediately after taking off from SFO, I see these shadow bands across the sky converging into a single point during sunset.
Crepuscular Rays
to r/atoptics by karmisson
8 months ago
Preview thumbnail for Sky of Fire over PA last night image
Sky of Fire over PA last night
smh clouds 😤
in Pennsylvania
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for A green fragment of circumhorizontal arc over Boston today image
A green fragment of circumhorizontal arc over Boston today
Circumhorizon Arc
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for Time lapse of a changing superior mirage image
Time lapse of a changing superior mirage
Other Optics
to r/atoptics by karmisson
8 months ago
Preview thumbnail for ID this please image
ID this please
Iridescence
to r/atoptics by Anthony817
8 months ago
At 12:56AM I just saw a bright flash of light here in Fort Worth in the sky looking out towards Dallas. Anyone else see it?
Other
to r/atoptics by wazoheat
4 months ago
Les Cowley's atoptics site taken down?
Other
to r/atoptics by danxor
2 months ago
Preview thumbnail for Is this a halo? Seen today in Lake Tahoe at sundown. image
Is this a halo? Seen today in Lake Tahoe at sundown.
Corona
to r/atoptics by HikeSierraNevada
2 months ago
Preview thumbnail for Cloud iridescence seen yesterday evening in the Sierra Nevada mountains, Spain image
Cloud iridescence seen yesterday evening in the Sierra Nevada mountains, Spain
Iridescence
in Nevada
to r/atoptics by karmisson
8 months ago
Preview thumbnail for Anticrepuscular rays on a beautiful sunset evening in NE PA. image
Anticrepuscular rays on a beautiful sunset evening in NE PA.
in Pennsylvania
to r/atoptics by thedaftbadger
8 months ago
Preview thumbnail for Does this count? image
Does this count?
Crepuscular Rays
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for Green Flash: Not that rare... image
Green Flash: Not that rare...
Green Flash
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for Very bright and diffuse sun dog this morning...now I know why they are sometimes called "Mock Suns"! image
Very bright and diffuse sun dog this morning...now I know why they are sometimes called "Mock Suns"!
Sun Dogs
to r/atoptics by Soundless_Pr
8 months ago
Preview thumbnail for Subsun Halo seen in the Sochi Mountains image
Subsun Halo seen in the Sochi Mountains
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for 22-degree halo and separated sun dog image
22-degree halo and separated sun dog
Multiple Display
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for Sundog and corona, Nederland, Colorado image
Sundog and corona, Nederland, Colorado
Sun Dogs
in Nederland, CO
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for Anticrepuscular rays, Superior, Colorado image
Anticrepuscular rays, Superior, Colorado
Crepuscular Rays
in Superior, CO
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for Multiple haloes - Huntsville, UT PC: Julie Morris image
Multiple haloes - Huntsville, UT PC: Julie Morris
Multiple Display
in Huntsville, UT
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for APOD: 2018 October 24 - Light Pillars over Whitefish Bay image
APOD: 2018 October 24 - Light Pillars over Whitefish Bay
Pillar
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for Spectacular Iridescent Clouds Over Mt. Thamserku, Himalayas, Nepal | By Oleg Bartunov [1268 x 1280] image
Spectacular Iridescent Clouds Over Mt. Thamserku, Himalayas, Nepal | By Oleg Bartunov [1268 x 1280]
Iridescence
in Montana
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for Bright sun pillar at sunset. Cross-post from /r/SkyPorn image
Bright sun pillar at sunset. Cross-post from /r/SkyPorn
Pillar
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for A faint halo, a couple sun dogs, and a partial parhelic circle at Beaver Creek, CO today image
A faint halo, a couple sun dogs, and a partial parhelic circle at Beaver Creek, CO today
Sun Dogs
in Colorado
to r/atoptics by wazoheat
4 months ago
Preview thumbnail for "This Is Not a Rainbow". A great explanation of the basic ice halos and how they form. x-post from /r/curiousvideos image
"This Is Not a Rainbow". A great explanation of the basic ice halos and how they form. x-post from /r/curiousvideos