As of April 13, 2015 the archive is now using the STScI Single Sign-On (SSO) identity manager.
To check on your account click
For more information about how accounts were transitioned click here.
To assist in searching the HST Archive and submitting proposals, ASCII
listings are available which list completed and planned proposals and
exposures. You can read more about the different kinds of catalogs
by following the links below, or go straight to the
Exposure Catalogs Directory.