And, experts say, the photo could be the first to crowd all eight planets, including Earth, into one frame. While it may not look like much to the naked eye, this photo achieved something that ...

A stunning "parade of planets" will grace the night sky this week, with all seven of Earth's celestial neighbors joining the show. Here's how to spot it and why it happens.

Strange as it sounds, some scientists think the earliest life forms on Earth may have painted our planet in shades of purple rather than the green we see today. This idea, known as the Purple Earth ...

Each planet in our solar system takes a different amount of time to complete one orbit around the sun. For example, Mercury, being closest to the sun, takes just 88 Earth days to complete one orbit.

The best time to see the planets will be shortly after sunset on Friday. Planetary parades aren't necessarily rare on their own, but the addition of Mercury and Venus makes the lineups more exciting, ...

But this week is different, with all other seven planets able to be seen at the exact same time. We're talking Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune visible from Earth all at ...

Last week, the US Space Force posted a photo online from its uncrewed X-37B space plane's seventh mission, showing the orbital test vehicle above our planet in High Earth Orbit.Now that's a selfie ...

An asteroid gaining notoriety for its potential to collide with Earth in 2032 was estimated Tuesday to have roughly a 3% chance of striking our planet — the highest probability ever assigned ...

An asteroid discovered late last year is continuing to stir public interest as its odds of striking planet Earth less than eight years from now continue to increase. Two weeks ago, when Ars first ...

However, Uranus and Neptune should require binoculars or a telescope to see due to their distance from Earth. All of the planets except for Mercury have already fallen into alignment, making a ...