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000343-asteroid_shape_model_(343)_Ostara.png (250 × 250 pixels, file size: 15 KB, MIME type: image/png) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
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NASA has released the following images of a large asteroid as it readies to pass by alarmingly close to Earth on April 19. The administration has been monitoring the space rock, known as 2014 JO25 ...
Also includes the asteroid belt (the white donut-shaped cloud), the Hildas (the orange "triangle" just inside the orbit of Jupiter), the Jupiter trojans (green), and the near-Earth asteroids. The group that leads Jupiter are called the "Greeks" and the trailing group are called the "Trojans" (Murray and Dermott, Solar System Dynamics , pg. 107)
In the main asteroid belt, there appear to be two primary populations of asteroid: a dark, volatile-rich population, consisting of the C-type and P-type asteroids, with albedos less than 0.10 and densities under 2.2 g/cm 3, and a dense, volatile-poor population, consisting of the S-type and M-type asteroids, with albedos over 0.15 and densities ...
25143 Itokawa (provisional designation 1998 SF 36) is a sub-kilometer near-Earth object of the Apollo group and also a potentially hazardous asteroid.It was discovered by the LINEAR program in 1998 and later named after Japanese rocket engineer Hideo Itokawa. [1]
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