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Sky Notes

This Week's Sky at a Glance

This Week’s Sky at a Glance,

by Alan MacRobert, Sky & Telescope (used by permission)

Weekly observing updates, Sky at a Glance, simple sky maps and observing tips for the upcoming week, published every Friday. Learn more»

Virtual Sky

Virtual Sky an interactive, browser-based planetarium from LCOGT that lets you see what is visible in the sky from any location on Earth. Click on the long./lat. to change to your location.

Clear Sky Chart

Chart Legend – How to read this chart»
Get your own chart for your observing location»

Today’s Solar View

Thumbnail image of the solar photosphereThe current sunspot images are provided by SOHO — the Solar and Heliospheric Observatory.

Current Lunar Phase

Aurora Alert Index

This chart estimates visibility of aurora activity in the northern hemisphere. The estimated brightness ranges from green (low) to brown/orange (moderate) to red (high levels of activity). The brighter the red, the more intense the activity. ©Copyright Spacew.com.

aurora alert index

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