Warning: opendir(/var/www/html/active/gtn/images/rts1_body) [function.opendir]: failed to open dir: No such file or directory in /var/www/html/active/gtn/includes/public/top.php on line 8

Warning: opendir(/var/www/html/active/gtn/images/rts1_side_menu) [function.opendir]: failed to open dir: No such file or directory in /var/www/html/active/gtn/includes/public/top.php on line 21
GTN: Resources

GTN GLOBAL TELESCOPE NETWORK

Active Galaxies

HOME > PUBLIC > RESOURCES > ACTIVE GALAXIES

Types of Active Galaxies
There are many types of active galaxies, which appear differently to observers who are viewing them at different orientations and at different energies.
GTN Observations of Active Galactic Nuclei
There are many different observing programs that can contribute to the monitoring of active galaxies. Active Galaxies are seen to vary on many different timescales, ranging from minutes to years.