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 […]
The weak force mediates radioactive decay. The weak W bosons mediate the conversion of a proton into a neutron or vice versa. A neutron consists of […]
All in all there are ##6## kinds of telescopes. Optical telescopes is divided into two the refracting telescope and the reflecting telescope. This are like observatories […]