Please check the FAQ first, then mail firstname.lastname@example.org if you have further questions.
Where can I get support?
Follow our Facebook page (http://facebook.com/AstroIM) or Twitter @AstroMsg.
I can not launch Astro.app
Go to System Preferences > Security & Privacy > General. See to that the option 'Anywhere' is selected.
I am held in the launching window.
Click the Astro > About Astro in the menu bar. If the version number end with a letter n, then open Safari and sign in Facebook with the same account in the Astro.