Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without being gravitationally tied to Earth ...

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 ...

June’s stargazing lineup includes the chance to see most of our solar system’s planets and, toward the end of the month, the full Strawberry Moon. Here are some celestial events that will give you a ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

This month’s stargazing agenda brims with planet sightings. We have planet pairings, moon-planet hangouts, and a special treat to end the month: several evenings with all seven of our space neighbors ...

When you look up in the night sky, our moon is unmissable.Just like Earth, it's round and has a solid, rocky surface. But is our moon actually a planet? The answer is technically no — at least ...

"The profile of the occultation was most consistent with it being a new satellite — a new moon — going around Quaoar." ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...