Astronomy Basics

 
Sky Data

This week’s sky at a glance – by Sky & Telescope

NOAA’s Aurora Dashboard – prediction of the aurora’s visibility tonight and tomorrow night.

Clear Sky Chart – Astronomer’s forecast for Hidden Valley Observatory

Astropheric – advanced weather forecasting for North American astronomers

Sunrise & Sunset – enter a location in the Search field for other than Rapid City area

Moonrise & Moonset – enter a location in the Search field for other than Rapid City area

NASA Space Weather – images, videos and features from America’s space agency

 
Software / Apps

Stellarium – desktop and mobile app sky simulation

SkySafari – mobile app sky simulation

Simple Moon Phase Calendar – for Android

Simple Moon Phase Calendar – for iOS

Aladin Sky Atlas – interactive sky atlas

 
Miscellaneous

Printable Planisphere – map of the sky by date and time; 45 degrees North

Dakota Starry Nights – product reviews and how-to videos

3D Printable Models – by NASA

SpaceX Dragon 2 Flight Simulator – dock with the International Space Station