Tag: brightness

• Mercury’s August Morning Elongation and Brightness

  Today, we are going to be taking a look at the planet Mercury. Some of this will cover general features of the smallest planet in the solar system, but we are going to be looking at Mercury in particular because of its greatest elongation coming up on the 19th of August. From midday on the…

  Caoimhín de Bhailís

  August 12, 2025

  Astronomy, Astronomy Video

  Astronomy, august 2025, brightness, greatest elongation, magnitude, mercury, planets, stargazing, sunrise, venus, western elongation