Here's why:
* Earth's Tilt: The Earth's tilt causes different constellations to be visible at different times of the year. During the summer in the northern hemisphere, the Earth is tilted in a way that allows us to see constellations in the southern celestial hemisphere, like Libra.
* Evening Visibility: Libra reaches its highest point in the sky (its culmination) around mid-evening in July. This means it's best seen in the early to mid-evening hours during that month.
To find Libra:
1. Look for the constellation Virgo: It's a large constellation with a bright star called Spica. Libra is located just to the east of Virgo.
2. Identify the shape: Libra is often visualized as a set of scales. It's not a particularly bright constellation, but the four main stars form a distinct parallelogram shape.
Tip: Using a stargazing app or website can help you pinpoint the exact location of Libra in the night sky for your specific time and location.