Mars's Twin Peaks Wall Art Space was replaced by a filter

was replaced by a filter letting through the near-infrared light

O'Dea (RIT)

and thus the total number of data points (pixels) of the 14 CCD frames used to make this photo is almost 10 9

while the spiral arms are populated by young

about 19 times further than the Earth

Mars's Twin Peaks Wall Art Space was replaced by a filterNASA's Mars Pathfinder mission landed on the Red Planet on July 4, 1997. It's tiny rover, named Sojourner after abolitionist Sojourner Truth, spent 83 days of a planned seven day mission exploring the Martian terrain, acquiring images, and taking chemical, atmospheric and other measurements. When the Mars Pathfinder spacecraft approached its destination, no NASA mission had successfully reached Mars in more than 20 years. The final data transmission