In this article, I'll delve into the Moon's phases, including why they occur and how they impact life on Earth. The Sun always lights up one half of our Moon. However, that's not always the half we ...

What is the moon phase today? Today, Jan. 29, 2025, the moon is 30 days old, in the New Moon phase of its lunar cycle. It is 0% illuminated. Moon phases reveal the passage of time in the night sky.