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The Blue Marble is a photograph of Earth taken on December 7, 1972, by either Ron Evans or Harrison Schmitt aboard the Apollo 17 spacecraft on its way to the Moon.Viewed from around 29,400 km (18,300 mi) from Earth's surface, [1] a cropped and rotated version has become one of the most reproduced images in history.
1995 photo of Mars showing approximate size of the polar caps. The planet Mars has two permanent polar ice caps of water ice and some dry ice (frozen carbon dioxide, CO 2).Above kilometer-thick layers of water ice permafrost, slabs of dry ice are deposited during a pole's winter, [1] [2] lying in continuous darkness, causing 25–30% of the atmosphere being deposited annually at either of the ...
Earth-based telescopes equipped with charge-coupled devices can produce useful images of Mars, allowing for regular monitoring of the planet's weather during oppositions. [ 93 ] X-ray emission from Mars was first observed by astronomers in 2001 using the Chandra X-ray Observatory , and in 2003 it was shown to have two components.
When Mariner 4 flew by Mars on July 15, 1965, it captured the first images of another planet from space. But the first image of Mars ever seen on TV was different than expected.
A spacecraft around Mars has captured the clearest views yet of alien auroras on the red planet. The
Mars is often referred to as the "Red Planet" because of the rusty, reddish-orange sandscape blanketing the planet. That comes into sharp focus in our first color photo snapped by the Mars ...
Mars Global Surveyor: First image of Earth and the Moon from Mars (in orbit); notice South America is visible. [33] [6] March 11, 2004 Spirit Mars Exploration rover: First image taken of Earth from the surface of Mars and any celestial body other than the Moon. July 27, 2006 Cassini-Huygens: The Pale Blue Orb is the first image of Earth from ...
The blue dunes photo above combines images taken from the orbiter during Dec. 2002 and Nov. 2004. It's just one of a historic collection of images compiled to celebrate the Odyssey's 20th anniversary.