Search found 2 matches

by twfeline
Tue Mar 02, 2010 4:16 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Slope Streaks in Acheron Fossae on Mars (2010 Mar 01)
Replies: 24
Views: 7604

Re: APOD: Slope Streaks in Acheron Fossae on Mars (2010 Mar

If these were avalanches, they would tend to flow around heights and the flow would narrow as it coursed through depressions between higher objects. -They would pool somewhere eventually, at least in some cases. -Some of the streams would fan out, especially when they reached the bottom of their flo...
by twfeline
Tue Mar 02, 2010 3:52 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Aesthetics of film vs CCD imaging
Replies: 1
Views: 164

Aesthetics of film vs CCD imaging

Has anyone compared or analyzed the differences between the old color film astronomical photos and modern CCD images, in terms of aesthetics? For example, I remember how National Geographic made a big deal about a collection of showpiece photos from the Hale 200-inch back in the late '50s. How do th...