North and South America, August 9, 2010. Full Caption By Mark Robinson, LROC Team. As LRO orbits the Moon every two hours sending down a stream of science data, it is easy to forget how close the Moon is to the Earth. The average distance between the two heavenly bodies is just 384,399 km (238,854 […]
A pale green interloper among the stars of Cassiopeia, Comet Hartley 2 shines in this four-minute exposure taken on the night of Sept. 28, 2010, by NASA astronomer Bill Cooke:Still too faint to be seen with the unaided eye, the comet was 18 million miles away from Earth at the time. Cooke took this image …
An astronaut took this photograph of dust obscuring the Taklamakan Desert, with the Tien Shan mountains in the distance, on September 5, 2010.
G.Projector is an elegant and free tool for converting map projections.
One of the simplest ways to improve the look of graphics on a computer screen is to anti-alias them. Here are some examples of aliased graphics, and a few techniques to improve them.
Marshall Space Flight Center PAO Steve Roy was out jogging early Friday morning with his dogs, Lilly and Scout, when he couldn’t help but notice this bright meteor low in the eastern sky. Also seen by NASA’s all sky meteor cameras at MSFC and in Chickamauga, GA, the meteor was located above the Atlanta area, …
Photograph of the Milky Way rising (setting?) above the Earth’s limb from Space Shuttle Discovery.
Satellite view of Mount St. Helens on August 23, 2010.
The free Natural Earth data are a great resource for map-making.
Karsnoyarsk 56.2° N 92.5°E 9:10 p.m. Local Siberia; 9:10 a.m. next day EST High 69F Low 42F Rain We are back to where we started – in comfortable rooms at the Hotel for Scientists in Krasnoyarsk. We drove through the night and arrived here about 6:15 this morning. Even at that early hour, we were graciously greeted us and […]
