- The zodiac signs or houses of the heaven’ are named after “Star Signs”.
- The ‘Crab Nebula’ was produced by a Supernova explosion that appeared in our skies in the year 1054 A.D.
- Abnormally heavy downpour of rain associated with a thunder storm is known as “Cloud burst”.
- The shortest day (longest night) in Northern Hemisphere is on 22nd of December.
- The longest day (shortest night) in Northern Hemisphere is on 21st of June.
- The shortest day (longest night) in Southern Hemisphere is on 21st of June.
- The longest day (shortest night) in Southern Hemisphere is on 22nd of December.
- The northern and the southern hemispheres are separated by the ‘Plane of the Equator’.
- All longitudes and Equators are great circles.
- The Moon is the first member of our solar system to have been visited by man.