NASA and European scientists explain how they calculate the probability of the space rock 2024 YR4 impacting our planet, and why it’s not yet time to worry.

Because the Moon is over a quarter the diameter of Earth, the Earth-Moon system is often cited as the pairing in our Solar ...

According to a recent YouGov poll, 35% of Americans think Pluto is not a planet. But they are all wrong—kind of. To get to ...

That said, finding a dark-sky area on a clear night towards the end of February will give you the best chance of spotting ...

Five of the brightest planets will be visible to the naked eye. With help, you may even spot Uranus and Neptune.

A planetary alignment happens when several planets appear in a line from Earth’s point of view. Mercury will join Venus, Mars ...

If planets had social media accounts, the solar system would showcase a frenzy of unique personalities. Mercury tweets at ...

The Chandrayaan-4 mission, whose objective is to bring back lunar samples that are not damaged and contaminated, will be launched in 2027.

During the Cold War, American and Soviet scientists embarked on an unprecedented quest to contact extraterrestrials. But ...

These events, often called “planet parades” or “planetary alignments,” though not exceedingly rare, are worth observing since they don’t happen yearly.

Read A sky chart showing Mars, Jupiter, Saturn, and Venus in a "planet parade." Credits: NASA/JPL-Caltech On most ...

CAPE CANAVERAL, Fla. (AP) — New research shows that when an asteroid slammed into the moon billions of years ago, it carved ...