Astronomy Picture of the Day – Martian Chiaroscuro.

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Image Credit: HiRISE, MRO, LPL (U. Arizona), NASA Explanation: Deep shadows create dramatic contrasts between light and dark in this high-resolution close-up of the martian surface. Recorded on January 24 by the HiRISE camera onboard the Mars Reconnaissance Orbiter, the scene spans about 1.5 … Continue reading →

Astronomy news – Mars Gully Observed By NASA Orbiter Wasn’t There Three Years Ago (PHOTO)

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(Huffington Post Science) A NASA spacecraft has spotted a big gully on Mars, a feature that appears to have formed only within the last three years. The powerful HiRISE camera on NASA’s Mars Reconnaissance Orbiter (MRO) imaged the channel, which … Continue reading →