Learn how to find Sirius and Procyon in the evening sky this week. Step-by-step guide includes constellation positions, companion stars and observing times.

Since 1986 I have had an affiliation with the Hayden Planetarium in New York. My "official" title there is "Associate and Guest Lecturer." Indeed, through all of these years I given scores of ...

Greetings everyone! New moon was Monday and if you’ve been having trouble spotting Saturn, have a look at the western sky on ...