Moon Phase

Provided by U.S. Naval Observatory

 Follow us on
 Facebook

 RSS feed

» Be A Stargazer 
» Moon Calculator 
» Send a Postcard

Stargazing Tip for July 3

Antares, the bright orange star that represents the "heart" of the scorpion, is a little to the lower left of the Moon as darkness falls tonight. Antares is about 600 light-years away. It is one of the largest and brightest stars in the galaxy.

  » This week's tips | Last week's tips

Today's Radio Program

Moon and Antares

Listen to Yesterday's Program

Download | Podcast | Program Schedule

Today's Question

How do stars get their names?

StarDate magazine

Telescope Tomes

  » Subscribe | Back Issues | News Archive

From the Gift Shop

Bubble Nebula (NGC 7635) A cosmic bubble, NGC 7635 is a sphere of active star formation glowing faintly in the constellation Cassiopeia as seen in this McDonald Observatory image. 8x10 inches, color. (Tom Montemayor)

New & Updated

Featured Image

Hard Labor

  » Featured Image Archive

Special Features

» More Features

McDonald Observatory

» Upcoming Events 
» Visitors' Center 
» News Room