2011MD belongs to &quot

USA National Aeronautics and Space Administration (NASA) says 19 days, capturing the asteroid action is steadily advancing, the initial lock 3 asteroid to Cheap Dodgers Jerseys capture the target candidate, in which a "look slim, peculiar asteroids actually puffiness" are the focus of concern.

Mars first "practice"

America President Barack · Obama previously proposed, in this century 30 time metaphase will American astronauts to mars. To achieve this goal, just take the stars "practice", the test space technology and relevant equipment.

NASA began implementing the "asteroid redirection task from 2013". According to the plan, they will be in this century 20 time around the "capture" of an asteroid, the lunar orbit it "drag and drop" to the stable and safe, for astronauts and collecting samples.

NASA have observed 11000 asteroids orbiting in low earth orbit, on average each month will Cheap Pilot Jerseys the new found about 100. Up to now, according to the volume, quality and speed of rotation can be unmanned spacecraft to capture the standard were selected, a total of 9 asteroids in the period from 2020 to 2024 for capture and detection, the 3 possibility is larger.

"mini fat" popular

in the 3 candidates, one called "2011MD" peculiar asteroid most attention. Interestingly, the astronomers also not sure, whether it is a "lone ranger", a pile of rubble like asteroid group, or a small stones and dust around the asteroid.

asteroid 2011MD shape "mini", according to "Spitzer" Infrared Space Telescope, its diameter is about 6 meters, equivalent to a large truck length. USA Northern Arizona University astronomer David · trilling Description: "you can put this asteroid into the garage."

can't be its appearance! As a "mini" asteroids, 2011MD belongs to "look slim, but puffiness". USA Northern Arizona University astronomer Michael · Mermet, inside the asteroid is full of bubbles, only 1/3 are rock, hollow part actually Cheap Rockies Jerseys accounted for 2/3, the total weight of about 100 tons.

the other two are "2009BD" and "2013EC20". The former is about 7 meters in diameter, distance closer to the earth; the latter diameter may be in 3 meters to 12 meters, but to capture it needed to launch a spacecraft in 2018 January, I'm afraid not.

practice for

three wonders

captures the asteroid is not easy thing, NASA this is hard to recruit, will Cheap Kids MLB Baseball Jerseys according to the final capture objects "move", and strive to Cheap Pirates Jerseys a winning.

the first one, "the claw forceps fish". If the asteroid size, NASA will design a large claw >