When our star Sun was young small countless planetesimals orbiting coalesced conjoined and aggregated to form bigger planetoids larger midget planets and very large planets.. Smaller […]
Methane gas in their atmosphere make them appear blue! The answer to Neptunes color comes from its cloud tops. The upper atmosphere of Neptune is made […]
Both only act over a finite range within the nucleus of an atom. Of the four natural forces strong nuclear weak nuclear electromagnetic and gravity only […]
The prime meridian is an imaginary longitudinal line running through Greenwich England from the North to the South pole at 0 degrees longitude. This line divides […]