When a celestial body, such as a moon, planet or an asteroid passes in front of another celestial body, blocking its view, we call that an occultation. The word is derived from the Latin occultäre, to ...
It sounds like something out of a science-fiction movie. For the past couple of weeks, Earth's orbit has been home to a "mini-moon" the size of a city bus. The celestial object is more than just a ...