The sight of a fireball streaking across the sky brings wonder and excitement to children and adults alike. It's a reminder ...
In September 2022, NASA’s DART mission did something that seemed only possible in science fiction or mythology: It moved a celestial body. Asteroid Dimorphos, the moon of the much larger asteroid ...
Although a potential ‘planet killer’ catastrophe is not on NASA's radar for at least next 100 years, it already has a layout ...