Existence may exist on one of the latest planets to be discovered outside the solar system in 2010. A tiny red star known as Gliese 581 has been a prime target of planet hunters for 11 years based on the probability an Earthlike exoplanet could be found there. Wednesday they announced the discovery of Gliese 581g, a rocky planet orbiting its star in the “Goldilocks zone,” a distance considered “just right” for water to exist for the development of organic life.
Finding the Goldilocks zone
Of the University of California, Santa Cruz, Steven S. Vogt took part in the announcement of Geliese 581g as the new world found in 2010. Of the Carnegie Institute of Washington, R. Paul Butler also took place in this announcement. The New York Times reports that Gliese 581g (GLEE-za) makes an orbit every 37 days with a 14 million mile distance. It orbits the dim red star known as Gliese 581. Water and life can survive on this planet because it is in the best place within the Goldilocks zone. Apparently it is the perfect temperature meaning it isn’t too hot or too cold and can support life. When asked about life on Gliese 581g, Vogt said the chances “are almost 100 percent.”.
Life could possibly be supported by Gliese 581g
Gliese 581 is a star that is a hundred times brighter than the sun when being about a third the size of it that has Gliese 581g as one of six planets orbiting it. Scientific Americans reports that two of the Gliese 581 planets bracket the Goldilocks zone. Those worlds have Gliese 581g orbiting between them. It is known to be about three times as large as planet earth is. The Goldilocks zone has never had an exoplanet discovered in it before. Now there is one. It have many similarities with Earth. You will find a few differences. It’s star only has about half the planet facing it at any given time. Gliese 581g is like the moon as it is “tidally locked” in this way. There are comparable temperatures to our world on the planet. It is expected to be somewhere between negative 31 to 158 degrees Fahrenheit. Vogt said that with this “edo-longitudes” of permanent night and day life could very possibly exist.
How many brand new 2010 exoplanets
The “wobbly,” technique, or radial velocity, was how Gliese 581g was found. The wobble technique allows scientists to measure a gravitational pull that exoplanets give stars during orbit, reports the Los Angeles Times. The Gliese 581 wobbles were indeed created by Gliese 581g because of brightness measurements the world hunters made.
Citations
New York Times
nytimes.com/2010/09/30/science/space/30planet.html?_r=1 and ref=science
Scientific American
scientificamerican.com/article.cfm?id=habitable-exoplanet-gliese-581
Los Angeles times
latimes.com/news/nationworld/nation/wire/sns-earth-like-planet,,7897054.story
