A Moment of Science

Posts tagged gravitational microlensing

October 4, 2011

 

model planets in a museum

Why Pluto Is No Longer Considered A Planet : Rogue Planets

So, if the planet doesn't orbit a sun, can it still be called a planet?

December 2, 2005

 

Gravitational Microlensing

Astronomers have recently discovered a planet 15,000 light years away, making it one of the farthest known planets outside our solar system. The planet is the second to be detected using a technique called gravitational microlensing. Learn more on this Moment of Science.

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