Observing

1. This Week’s Sky at a Glance, September 20 – 28

   Jupiter is the white dot shining in the south-southwest as twilight fades away. Saturn glows far to its upper left.

   The post This Week’s Sky at a Glance, September 20 – 28 appeared first on Sky & Telescope.

2. Will Amateurs Be Able to See the New Interstellar Comet?

   Only the second object thus far to visit the solar system from interstellar space, Comet Borisov is expected to reach perihelion in December. What can we see now?

   The post Will Amateurs Be Able to See the New Interstellar Comet? appeared first on Sky & Telescope.

3. 100 Days Until Christmas “Ring of Fire” Eclipse

   Here’s everything you need to know about the annular solar eclipse that will cross over much of Asia on December 26, 2019.

   The post 100 Days Until Christmas “Ring of Fire” Eclipse appeared first on Sky & Telescope.

4. This Week’s Sky at a Glance, September 13 – 21

   The Harvest Moon is full the night of Friday, the 13th. See what other night sights await.

   The post This Week’s Sky at a Glance, September 13 – 21 appeared first on Sky & Telescope.

5. Another Interstellar Visitor Is Headed Our Way

   An amateur astronomer has discovered a comet that might be the second interstellar visitor after 'Oumuamua — and it's heading for its closest approach to the Sun late this year.

   The post Another Interstellar Visitor Is Headed Our Way appeared first on Sky & Telescope.