Telescopes provide closeup views of Jupiter and its four largest moons discovered by Galileo, and of Mars. Although Mars is ...

May’s night sky is packed with celestial activity, offering stargazers a spectacular month of planetary pairings, ancient ...

In the moon-free skies of late May, high in the south east in the hour before midnight is the constellation of Hercules. Look for the four stars that make up the central keystone shape, located to the ...