Planetary alignment is when several planets gather closely on one side of the sun simultaneously, according to Starwalk.space. This is colloquially referred to as a “planetary parade,” or a “parade of ...

In mid-February 2025 astronomers announced that 2024 YR4—a recently discovered asteroid big enough to severely damage or even destroy a city—stood a 3.1 percent chance of hitting Earth in 2032. At ...

When you hear about planetary transits and movements, it might sound complicated, but it doesn’t have to be. The planets are always moving, and just like the moon affects the tides, these celestial ...