Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to ...

Between May 20 and 24, the moon, Saturn and Venus will meet in a mini 'planetary parade,' becoming visible in the northern hemisphere this week. Here's how and when to watch the 3-planet alignment.

This month, sky gazers can witness the 'parade of planets', where all seven planets, excluding Earth, will align in the night sky. The event starts after sunset on Friday and is visible throughout ...