Thank you for your participation in the 2007 Great World Wide Star Count! Read our analysis in the summary report (pdf 1MB). Be sure to join us in 2008 for the second annual event on October 20 - November 3.
What can you see in your sky??
Click below to go the Interactive.
Five Simple Steps to Star Count:
1. Determine which constellation to observe
2. Find that constellation at night an hour after sunset (about 7-9pm local time)
3. Match your nighttime sky with one of our magnitude charts
4. Report what you see online
5. View results of this international event
(For complete steps download the Activity Guide)
Determine which constellation you should observe? Click on your location in the map below.
This international event encourages everyone to go outside, look skywards after dark, count the stars
they see in certain constellations, and report what they see online. This Windows to the Universe Citizen Science Event is designed to encourage learning in astronomy!
- Download our Activity Guide to participate! Now available in English, Spanish, Portuguese, Dutch, Italian, Romanian and Chinese.
- Subscribe to our mailing list to receive email updates about this exciting event!
- Spread the word! Share our flyers with family and friends!