Year of the Comet
Comet C/2011 L4 (PANSTARRS)

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Astronomy Groups
International Dark-Sky Association
Categories
National/International organizations
Location
Tucson, AZ 85737
United States
Description
The International Dark-Sky Association, a tax-exempt non-profit membership based organization, established in 1988, IDA strives to be effective in halting the adverse environmental impact of light pollution on dark skies by building awareness and by educating the public about the value and effectiveness of quality nighttime lighting. IDA is also active in building awareness of the adverse problems affecting astronomy from radio frequency interference (RFI), space debris, and any other environmental impacts that have the potential to destroy mankind's view of the universe.
 
 
SEARCH SITE
Subscriber Only Access
Subscriber Only Content
Look for this icon. This denotes premium subscriber content. Learn more »
Become a Member of Astronomy.com
Register today for access to more valuable resource information.
Interact in our forums, comment on articles, receive our newsletter and much more!
Not a member?
Subscriber and Member Login
Password
Remember me