In addition to the Sun there are many unary stars or star systems throughout the galaxy that emit X-rays. β Hydri (G2 IV) is a normal single, pos...
Chinese Astronomers Recorded a Comet in 5 Bc. Korean Astronomers Recorded an Event in 4 Bc. Previous Analysis Assumed the Second Observation Was on Er...
How far away are the stars? The author discusses various units of measuring distances to stars and planets....
The first Kremlin star was installed on top of the Spasskaya Tower on October 25, 1935. During the next week, another three stars were installed on th...
Is there anyone on this planet who wouldn’t want to win money? The answer is none. Everybody wants to win money especially during these hard times....
