>What is NASA skywatch?
It's a program that lets you know when a satellite or the International Space Station is going to be visible in the sky over your head.
>Why does na sa need to have a Language Assistance Plan - NA SA's plan for addressing the needs of people with limited English proficiency
Probably because many non-native English speakers work for/with NASA.
>Another thing: Statement of Dr. Wesley Huntress on Possible Martian Fossils and NASA's Exploration Plans (September 1996)? Where is the file?
I can't find the video, but I 've found this interview with Huntress from 1996.
http://edition.cnn.com/TECH/9608/12/huntress/
And this article from the same year:
http://www2.jpl.nasa.gov/snc/nasa1.html