Which among the planets is known as the morning and evening star as viewed from Earth?

Different countries in the world have different seasons. Why is this so?

The point in the orbit of an object where it is farthest from the Sun

How much time does it take for the moon to go through all its phases?

How many phases does the moon have?

When the Earth casts a shadow on the moon, causing the moon to go dark.

When the Moon casts a shadow on the Earth, causing the sun to go dark.

Who invented the telescope?

What particular time does the sun crosses the celestial equator?