Extraterrestrial skies Mars appears to be the angular diameter as seen from Earth (0.35°), and sends 40% of the light, approximately the brightness of a slightly cloudy afternoon on Earth. On June 3, 2014, the "Curiosity" rover on Mars observed the planet Mercury transiting the Sun, marking the first time a planetary transit has been observed from a celestial body besides Earth. Mars has two small moons: Phobos and Deimos. From the Martian surface, Phobos has one-third to one-half the angular diameter of the Sun while Deimos is barely more than a dot (only 2′ angular diameter). The orbital period of Phobos
Strange Days on Planet Earth the global issues acing the ocean, under the name Strange Days Ocean. The series earned 14 major film festival honors, including Strange Days on Planet Earth Strange Days on Planet Earth is a four-part (1 hour each) television program on PBS concerning human impact on the environment. It is narrated by Edward Norton. The show was produced by Sea Studios Foundation. Strange Days on Planet Earth grew into an ongoing partnership with the National Geographic Society to bring focus on our personal connection to the planet’s life systems. The series were broadcast on PBS to over 12 million viewers in