Skywatchers across the Northern Hemisphere will get a chance to witness two celestial events this week: the annual Lyrid meteor shower and a planetary alignment featuring several bright planets.

The northern lights, also known as aurora borealis, are colorful displays of light often found near the Earth's northern pole. According to NASA, this celestial display occurs when energetic ...

The northern lights, also known as aurora borealis, are colorful displays of light often found near the Earth's northern pole. According to NASA, this celestial display occurs when energetic ...