Winter constellations shine defiantly in the face of spring as galaxy season and zodiacal light beckon.

When Anastasios Tzanidakis was sifting through some older telescope observations, he stumbled across something that should ...

Exomoons orbiting rogue planets could host liquid water for billions of years, offering potential habitats for life deep in ...

Jupiter Icy Moons Explorer (JUICE) probe is on its (very long) way to Jupiter, and will finally arrive at the King of Planets in 2031. Its primary mission is to focus on the "big three" icy ...

The traditional Habitable Zone (sometimes called the Goldilocks zone) is kind of like a campfire. If you sit too close, you ...

The newly identified objects are small, distant moons, likely only a few kilometers across, and belong to a class known as ...

Rogue moons drifting through space may host long-lived oceans for up to 4.3 billion years, expanding where scientists search ...

The collision bears a striking resemblance to the one thought to have created the Earth and Moon about 4.5 billion years ago.

Astronomers witnessed planets colliding 11,000 light-years away, an event that could shed light on the collision that created Earth's moon.

Oxygen isotope analysis of lunar soil shows meteorites delivered only a limited amount of water to the Earth–Moon system ...