Subscribe now to view details for this work, and gain access to over 18 million auction results. Purchase One-Day Pass ...

It’s also a good idea to be familiar with the separation of Sirius A and B. For that, look to a double star that’s easier to split — Rigel (Beta [β] Orionis). The separation between Rigel A ...

The knot of bright winter constellations reaches its highest point in the south during the mid-evening hours of February. Most recognizable is Orion, with his glowing sword hanging below the three ...