Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

Spring, summer, fall and winter – the seasons on Earth change every few months, around the same time every year. It's easy to take this cycle for granted here on Earth, but not every planet has a ...

On Earth, you can look up at night and see the Moon shining bright from hundreds of thousands of miles away. But if you went to Venus, that wouldn’t be the case. Not every planet has a moon – so why ...

There may be another world lurking between the orbital lines of our solar system. Astronomers in Japan have published their theory of an “Earth-like planet,” dubbed Planet Nine, that’s hiding in plain ...

The Science of Siblings is a series exploring the ways our siblings can influence us, from our money and our mental health all the way down to our very molecules. We'll be sharing these stories over ...

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar system TOI-2267 located about 190 light-years away. This discovery, published in ...

Complex life may be rare due to many necessary conditions like a stable star and planet. Earth's location in the galaxy minimizes exposure to harmful radiation. Jupiter's gravity may have protected ...

This article was originally featured on The Conversation. Spring, summer, fall and winter–the seasons on Earth change every few months, around the same time every year. It’s easy to take this cycle ...

The Science of Siblings is a series exploring the ways our siblings can influence us, from our money and our mental health all the way down to our very molecules. We’ll be sharing these stories over ...