To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

Look for them around 10 p.m. local daylight time, roughly one-quarter up in the western sky. In addition to their closeness ...

Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried. Except ...

YR4 won’t hit Earth, but a 4% chance remains for a lunar impact. ESA's upcoming NEOMIR telescope could revolutionize early ...

#2. The Moon came from Earth. It didn’t form beside our planet, and Earth’s gravity didn’t capture it. The latest theory says ...

While Sailor Moon might be the most popular magical girl anime, there are plenty of other options that capture the magic of ...

Here’s a fun list of facts about the Moon. It’s not just for lovers, you know. #1. The Moon is not a star or a planet, it’s a satellite. In fact, it’s Earth’s only natural satellite. (We ...

You can see a new moon when it crosses the face of the sun during a solar eclipse. New moons occur approximately once every month because that's roughly how long it takes for the moon to orbit Earth.

When the moon is within the darkest part of Earth's shadow, called the umbra, it takes on a reddish hue, which has led to the nickname "blood moon" for a lunar eclipse, according to NASA.

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...