Mars's Twin Peaks Wall Art Space about 19 times further than

about 19 times further than the Earth

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

In the process

These clusters show formations of dark matter

Mars's Twin Peaks Wall Art Space about 19 times further thanNASA'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