Space Day Texas will be held on March 25 at the Texas Capitol, featuring exhibits from NASA and various aerospace companies.

The blimp was spotted over the downtown Austin skyline Thursday ... maintenance and upgrades at bases in California, Florida and Texas. The Spring, Texas base closed in 1992, the release said.

A view of the Dallas skyline on ... dust eastward across Texas and, by the afternoon, had reached downtown Dallas. Visibility plummeted to just 2 miles-similar to a foggy day in the city.

A view of the Dallas skyline on Tuesday afternoon ... plummeted to just 2 miles-similar to a foggy day in the city. The dust eventually reached Austin and San Antonio just as the Tuesday evening ...