Saturn Will Be Affected by Opposition Surge
Saturn reaches opposition on October 4, putting the ringed planet among the highlights of the October night sky. The event brings Saturn closer to…
Tag
Telescope
Are People Living on Mars?
Percival Lowell, an American astronomer, thought he saw canals criss-crossing the deserts of Mars, when he observed the planet though his telescope early this…
Which Discovery of Galileo Is Most Impressive?
Galileo Galilei (1564-1642), was an Italian astronomer, physicist and mathematician, a pioneer of experimental science who made great
When Was the Sextant Invented?
The principle of the instrument was first implemented around 1731 by John Hadley (1682–1744) and Thomas Godfrey (1704–1749), but it was also found later…
When Was the First Interstellar Radio Message Sent?
The Arecibo Message, humankind’s first interstellar radio message, sent from the Arecibo Observatory in Puerto Rico in 1974, is a three-minute message of exactly…