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Here is the list of five habitable planets we have found so far :-

1.)   Gliese 667Cc  Gliese 667Cc is an exoplanet found on 21 November 2011. It is the member of a triple star system Gliese 667. It is situated in Scorpius constellation approximately 23.61 light-years away from the planet earth.  It has an orbital period of  28 earth days. It is also known as  HD 156384Cc. The exoplanet was found using the radial velocity method.  It is approx 3.7 times heavier than the the earth.  2.)   Kepler-186f It was found on 17 April 2014 by Elisa Quintana. Kepler-186f is an exoplanet orbiting a red dwarf 582 light-years away from the earth. It has a radius of 7,454.1 km with an orbital period of 130 days. It is the first planet with discovered in habitable zone which has a roughly equal radius with that of our earth. The discovery of Kepler - 186f confirms that the habitable planets like our earth exists somewhere in the universe.  Kepler-186f is situated in the constellation of Cygn...

Understand the Background of Aurora Borealis

What is an aurora? Aurora Borealis or northern lights is one of the most beautiful phenomena that nature has given us. It is a natural light display in the night sky. It is mainly observed in the high latitude areas.  It is an impressive and fascinating demonstration of how the very fast-moving charged particles interact with the atmosphere of the earth due to the magnetic field of the earth. It worth bearing the cold outside to experience this unforgettable and soothing scene. It makes you feel connected to nature and the divine. People have often confusion between aurora borealis and aurora australis but there is no difference between except for their location when the lights are observed in north pole then it is called as aurora borealis( or northern lights) and when seen at the south pole it is called as aurora borealis(or southern lights). Illustration of aurora formation What causes this amazing and magical phenom enon?   Our sun is a giant ball of g...

Ursa minor constellation I Myths I facts I stars

Have you ever seen small dipper or Ursa minor in the clear night sky if not you must have heard about it? It is a constellation that consists of seven stars including the pole star or north star.  Ursa minor or little bear is a constellation beside the Ursa major which can be seen from the latitude of +90 to -10 degrees and lies in the third quadrant of the northern sky. It comprises of seven major stars. The four stars make the ladle structure while the other stars make the handle. It is known that little dipper was one of the 48 constellations discovered by the Greek astronomer and mathematician  Ptolemy   and now is one of the 88 constellations that mankind knows. The Ursa minor is helping many sailors, travelers, and lost people for ages to navigate them because of the pole star present at the tip of its tail. It is the brightest star in the constellation. If you are standing at the north pole then the Polaris will be right above your head. Ursa Major in the ...