ज्ञानपुंज (एक नई शुरुआत)

Planet Name :- 55 cancri e (Exoplanet) Distance from earth :- 40 lightyears Exoplanet :- Exoplanets are planets that orbit stars other than the Sun. •This exoplanet is in 55 cancri solar   system which are situated in Cancer  constellation. •This solar system have 5 planets:-              (1) 55 Cancri e              (2) 55 Cancri b              (3) 55 Cancri c              (4) 55 Cancri d              (5) 55 Cancri f • And the host star of this solar         system is 55 Cancri A. •The Exoplanet 55 Cancri e is also     known as Janseen. •This planet's diameter is double(2x)    than our earth. •This planet is 8.63 times massive than our earth. •This planet takes 18 hours to  complete on round around his host star 55 Cancri A. •This planet was discovered on 30   August,2004 . Which is smallest     planet in his solar system. •Because the planet is so close to its   host star, scientists think it has a   temperature of 1700°C. •Due to the high t