Kepler-186F Nasa. Quintana is the lead author of a report on the planet published by science this week. It is the first planet with a radius similar to earth's to be discovered in the habitable zone of another star.
Using nasa's kepler space telescope, they measured the very tiny dimming that occurs when a planet crosses or transits in front of its star. Submitted 6 years ago by eddietrost. Kepler 186f may be tidally locked with one side of the planet always facing its star and the other in constant darkness.
The transit information allowed them to calculate the planet's size and estimate its mass and density.
The transit information allowed them to calculate the planet's size and estimate its mass and density. I am the earth's alien twin planet located in the goldilocks zone, outside your solar system. 186f is much closer to its sun as slate's bad astronomy blogger phil plait, who was part of the hubble space telescope team with nasa, put it, it could be a barren rock, or a. Using nasa's kepler space telescope, they measured the very tiny dimming that occurs when a planet crosses or transits in front of its star.
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