August 13, 2011

Trojan Asteroid Discovered Stalking Earth

Adrianna H. -- Astronomers have discovered the first Trojan asteroid sharing Earth's orbit around the sun. Trojans are asteroids locked in stable orbits by a gravitational balancing act between a planet and the sun. Scientists led by Martin Connors from Athabasca University in Canada suspected they may also be in stable positions orbiting with the Earth. WISE looked at the infrared light coming from all over the sky and was particularly good at detecting asteroids, finding about 150,000 of them, including 500 which come near the Earth. By examining the orbits of these objects in the WISE data, Connors and colleagues identified a small asteroid called 2010 TK7 as a probable Earth Trojan. The researchers then used ground-based telescopes to confirm the sighting, calculating that it's been in a stable orbit with Earth for more than 10,000 years.

Different sciencetist and astronomers have figured out that Trojan Asteroids share earths orbit. The asteroids are very bright red. Hopefully sciencetist will able to learn more about it. 2010 TK7 but they haven figured out how to build a rocket that would stay stable. Technology is so advanced that they can see all the activity going on the orbit. I think in the future they will come up with a special telescope that can see everything on the asteroid. I think this discovery will help with future study on asteroids.

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