2020年11月21日 Mars and Meteor over Jade Dragon Snow Mountain Image Credit & Copyright: Jeff Dai (TWAN) Explanation: A brilliant yellowish celestial beacon, Mars still dazzles in the night. Peering between clouds the wandering planet was briefly joined by the flash of a meteor in this moonless dar […]
2020年11月20日 Global Map: Mars at Opposition Image Credit & Copyright: F. Colas / J.L. Dauvergne / G. Dovillaire / T. Legault / G. Blanchard / B. Gaillard / D. Baratoux / A, Klotz / S2P / IMCCE / OMP / Imagine Optic Explanation: This may be the best global Mars map made with a telescope based on
2020年11月8日 Martian Moon Phobos from Mars Express Image Credit: G. Neukum (FU Berlin) et al., Mars Express, DLR, ESA; Acknowledgement: Peter Masek Explanation: Why is Phobos so dark? Phobos, the largest and innermost of two Martian moons, is the darkest moon in the entire Solar System. Its unusual or
2020年10月30日 Fear and Dread: The Moons of Mars Composite Image Credit & Copyright: Dennis Simmons Explanation: On Halloween fear and dread will stalk your night skies, also known as Phobos and Deimos the moons of Mars. The 2020 opposition of Mars was on October 13, so the Red Planet will still r
Scientists have come to realize that, just below the surface, about one third of Mars is covered in ice. We study this ice to learn about Mars’ ancient climate and astronauts’ future water supplies. Sometimes we see the buried ice because cliffs form like the one in this image. On the br
