Stargazing in Alaska

True astronomical darkness runs from 5:46 AM to 2:08 PM (8.4 hours) at Alaska's central latitude — this is the real window when the sky is darkest.

Cloud cover decides whether you can see anything at all, so check a local forecast before you go. In Alaska, skies are usually clearest after a cold front passes, and higher, drier sites tend to beat valleys and coasts. Hourly cloud outlook →

The Moon is Waning Crescent at 9% illumination. Moonlight shouldn't significantly interfere with deep-sky observing tonight. Full Moon details →

• Jupiter — visible in Leo, toward the East-Southeast (up to 24° altitude).
• Saturn — visible in Cetus, toward the South (up to 31° altitude).
• Mars — visible in Cancer, toward the East-Southeast (up to 35° altitude).

Draconids is active tonight. A minor, unpredictable shower best watched right after nightfall, unlike most showers which peak before dawn. Full calendar →

No visible ISS pass is predicted for this location in the next few days. Live ISS tracker →

Current planetary Kp is 2.7; Alaska's central latitude needs roughly Kp 1.7 for aurora to become visible. Conditions are currently favorable for aurora visibility. Full Aurora forecast →

Planetary Kp is 2.7 right now. Full space weather conditions →

Darkness and Moon conditions tonight favor deep-sky and Milky Way viewing, assuming clear skies and distance from city lights. This doesn't account for light pollution at your specific spot — a real light-pollution measurement isn't currently available for this location, so use distance from city lights as a practical guide instead. Check Milky Way visibility →

Moonlight is low tonight, which favours the Milky Way and fainter deep-sky objects. 3 planets are realistically observable. Pick a dark site away from city lights and confirm the local cloud forecast before you go.

Fairbanks and the surrounding interior (including the Chena Hot Springs area) are classic aurora bases. Denali National Park offers remote, dark skies in autumn and spring. North of the Arctic Circle, the Dalton Highway area offers very dark, very remote viewing.

• Fairbanks area — Under the auroral oval; aurora possible on many clear dark nights.
• Denali National Park — Remote and dark; winter access is limited.

Southcentral (Anchorage, often cloudy), the Interior (Fairbanks, clearest winter skies), the Arctic north, and the wet Southeast panhandle.

Anchorage and Fairbanks glow locally; almost everything beyond them is extremely dark.

Visible in late summer and autumn before the core sets, but lower in the south than from the lower 48.

The Perseids fall in twilight-heavy August in the north; winter showers like the Geminids get long dark nights but very cold conditions.

Late August through mid-April. Interior winters are often clear but can drop far below zero.

Planets sit low on the southern horizon at this latitude; winter's long nights give plenty of viewing time.

Aurora is common, not rare. In the Interior it can be seen on many clear dark nights even at low Kp; the darker months around the equinoxes are popular.

Snowy spruce forests, mountains and frozen rivers make classic aurora foregrounds.

Major meteor showers (Quadrantids, Lyrids, Perseids, Geminids), Milky Way core season and any eclipses apply here as they do nationally -- dates shift each year, so check the current calendar.

Dress for extreme cold and keep spare batteries warm. Check the aurora forecast and cloud cover together -- clear skies matter as much as the Kp index.