In December 1999, a planet circling another star outside Earth's solar system was discovered by

Options :
  1. Edmond Halley and Carl Sagan
  2. Edwin Hubble and William Herschel
  3. Ptolemy and Tycho Brahe
  4. Marcy and Paul Butler
Answer and Explanation :-

Answer: Option 4

Explanation:

Actually it is a bloated gas giant ball as big as Jupiter but weight only 63% of Jupiter.

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : The ruins of Troy-city whose citizen fought a ten-year war with Greece were discovered by

Next Question : Teletouch system was invented in

Click here for online test on Discovery & Inventions

Responses


 (Getemail alerts when others member replies)







You will find, that when you have someone to love, that the face is less important than the brain, and the body is less important than the heart.
-Adrian Tan