The solar mass (Mâ) is a standard unit of mass in astronomy that is used to indicate the masses of other stars, as well as clusters, nebulae and galaxies. It is equal to the mass of the Sun, about two nonillion kilograms :
The semicolon or semi-colon (;) is a punctuation mark that separates major sentence elements. A semicolon can be used between two closely related independent clauses, provided they are not already joined by a coordinating conjunction. Semicolons can also be used in place of commas to separate items in a list, particularly when the elements of that list contain commas.
rules for using semicolons a semicolon is most commonly used to link in a single sentence two independent clauses that are closely related in thought when a semicolon is used to join two or more ideas parts in a sentence those ideas are then given equal position or rank some people write with a word processor others write with a pen or pencil use a semicolon between two independent clauses that are connected by conjunctive adverbs or transitional phrases