Field Of Stars

1:10 AM, 2015-03-15: Pleiades is visible, as Orion sets below the horizon.

Artist: JANE_E_GNASS ;

Exposure Date: 2015:03:15 01:10:35;

ImageDescription: "Field Of Stars: Cabin Beneath Star-Studded Aurora” western sky orientation, 24mm lens: Orion setting (low L sky) — Betelgeuse (L) Bellatrix ® (Orion’s shoulders) + 3 stars Orion's belt [R-L: Mintaka, Alnilam — Arabic “string of pearls,” & Alnitak]; brilliant / L above Betelgeuse = Gemini's Alhena aka Almeisan (Gamma* Geminorum, L foot E Twin Pollux), 9pm fr Alhena = Alzirr (ξ* Gem, R foot E Twin Pollux), 1am yellow= Mebsuta (ε* Gem), 2am red giant: Tejat Posterior (Mu* Gem., W Twin Castor's back foot), 230am red triple star system: Propus (Eta* Gem., W Twin Castor's forward foot), 230am R of Propus = M35 open star cluster in Gemini; Pleiades star cluster (low Ctr sky); low above Ctr treetop = Hyades Star Cluster (Taurus' face); (top Ctr) Capella (Alpha Aurigae, 3rd brightest northern celestial hemisphere); (top R sky) Perseus & Alpha Persei Star Cluster (Mirfak) + (equal distance R from Mirfak) top of triangle — The Double Cluster NGC 869 & NGC 884 open clusters; lower triangle — Andromeda’s star Almach (Gamma Andromedae, γ And.) a quadruple star system; Milky Way glow results from vast sea of cosmic-ray particles slamming into interstellar gas & dust, generating gamma rays; red & green auroral glow, winter nightsky 7.5 hrs before moonrise -- 28% waning crescent; view from McKinley View B&B; Trapper Creek, Alaska — *Greek alphabet: γ = gamma, ε = Epsilon, η = Eta, u = Mu, ξ = xi; Research: wikipedia.org, fourmilab.ch, nasa.gov, bencrowder.net, constellationsofwords.com; ISO_6400, no noise reduction applied;

Copyright: ©_2015 ;

Make: NIKON CORPORATION;

Model: NIKON D700;

ExposureTime: 20/1 s;

FNumber: f/2;

ISOSpeedRatings: 6400;

ExposureProgram: Manual;

ExposureBiasValue: 0/1;

MeteringMode: Pattern;

Flash: Flash did not fire;

FocalLength: 24 mm;

FocalLengthIn35mmFilm: 24 mm;

Software: iPhoto 9.6.1;