Looking up at the sky, many people wonder: Which planets can you see from Earth with just your eyes? Observing planets without a telescope remains one of the most satisfying experiences for amateur stargazers. In this article, you will learn which planets are...
Spring doesn’t always arrive on the same calendar date. You might remember it beginning on March 21, but more often lately it starts on March 20—or even March 19 in rare years. Why does that happen? The shifting first day of spring arises from the mismatch between...
