First night without wasting the drive
Stargazing 101
Constellations, naked-eye targets, packing list, safety basics and the easiest way to read sky conditions.
Read free guideRead free articles about observing and photography, or choose a printable PDF manual to keep. The manuals are $12, $18 and $18, or $39 for all three. Prices are in US dollars.
First night without wasting the drive
Constellations, naked-eye targets, packing list, safety basics and the easiest way to read sky conditions.
Read free guideMilky Way and aurora field prep
Camera settings, forecast checks, moon timing, satellite-trail risk and simple session planning for rare clear windows.
Read free guideTelescope nights that actually work
Seeing, transparency, target choice, collimation, eyepiece basics and when not to drag the scope outside.
Read free guideUse the free articles to build observing skills, then check the live map and tonight-planning tools before you go out.
What to pack, when to leave, and what you can see without buying gear.
Turn light-pollution numbers into a real expectation for your eyes and camera.
Explore estimated Starlink passes for your location.
Learn how to plan and photograph the Milky Way.
Check forecast information and browse listed places. Measured darkness data and paid monitoring are not currently available.
Use the free guides, tonight-planning tools and map together. The measured darkness layer and paid monitoring are not currently offered. Printable PDF manuals are also available as a one-time purchase, including a three-guide bundle.
One-time purchases in US dollars. DRM-free PDFs you can print or keep on a tablet. The bundle is $39; it costs $9 less than buying all three guides separately.
The three Darkest Hour field manuals together: Stargazing 101, Astrophotography Masterclass, and Telescope Visual Astronomy. Buy them as a set if you want the beginner sky guide, the photography manual and the visual telescope guide in one purchase.
$48$39Save $9 when buying all three
The bundle is full price if you already own an individual guide.
A first manual for the night sky
A printable first manual for learning the night sky with your own eyes. It covers first-night observing, essential gear, constellations, seasonal skies, naked-eye events, a 2027 eclipse calendar, planning around moonlight and weather, troubleshooting, and charts you can print or keep on a tablet.
$12
From a phone or camera to a usable photo
A printable manual for photographing the night sky with a phone or camera. It covers planning, Milky Way and star-trail work, lunar and planetary imaging, deep-sky capture, stacking and processing, plus gear notes, troubleshooting, and quick-reference charts.
$18
Choosing, setting up and using a first telescope
A printable observer’s guide to visual astronomy: how telescopes work, choosing a first instrument, accessories, setup and alignment, observing techniques, solar-system and deep-sky targets, a Messier overview, seasonal programmes, maintenance, observing-log templates, and quick-reference charts.
$18