The holiday sky saves one last bit of sparkle for the end of the year. In 2025, the grand finale comes courtesy of the Ursids meteor shower. The Ursids may not be as prolific as other meteor showers, ...

How did life originate? Did it form on Earth or elsewhere in the solar system and was it seeded on Earth by impact of an ...

Skywatchers in Arizona get a special treat in July—and the best part is that you can see it with your naked eye. The asteroid 4 Vesta is about the length of Arizona and the second-largest resident of ...

A mile-wide asteroid known as 2005 UK1 will safely pass Earth on Jan. 12, 2026, at 32 times the moon’s distance, posing no ...

Earth has a near miss-twice-after two small asteroids seemingly passed alarmingly close to the planet, less than two days apart, one of them going completely unnoticed until hours after it had already ...