Observing

1. Meet Altair, the Eagle’s Eye

   Altair, centerpiece of Aqulia, the Eagle, is the twelfth-brightest star in the night sky and one of the closest stars to Earth.

   The post Meet Altair, the Eagle’s Eye appeared first on Sky & Telescope.

2. This Week’s Sky at a Glance, November 15 – 23

   The waning gibbous Moon is in Gemini Nov. 16, with Pollux to its left and Castor above Pollux.

   The post This Week’s Sky at a Glance, November 15 – 23 appeared first on Sky & Telescope.

3. This Week’s Sky at a Glance, November 8 – 16

   In early evening, look high above the Moon for the Great Square of Pegasus through the moonlight. It's standing on one corner.

   The post This Week’s Sky at a Glance, November 8 – 16 appeared first on Sky & Telescope.

4. Top Ten Ephemeral Sky Sights

   The stars may seem eternal, but some of the most amazing sky sights are fleeting phenomena.

   The post Top Ten Ephemeral Sky Sights appeared first on Sky & Telescope.

5. Don’t Miss Monday’s Rare Transit of Mercury

   On Monday, November 11th, Mercury will pass directly in front of the Sun and look a tiny black dot silhouetted against the brilliant solar disk. The event, called a transit, occurs approximately 13 times a century.

   The post Don’t Miss Monday’s Rare Transit of Mercury appeared first on Sky & Telescope.