Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

A planetary alignment, or a "planet parade" according to the internet, will grace our night sky just after dusk, according to SkyatNightMagazine. We'll see six planets in the first part of February – ...

When astronomers found a large world farther out than Pluto, it became one of the final nails in the coffin of our ninth ...

In February, six planets will align in the night sky — Saturn, Mercury, Neptune, Venus, Uranus, Jupiter and Mars — and be mostly visible to the naked eye. We find out how to see and more about this ...

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

When asteroids like Bennu hit the young Earth, they could have provided a complete package of complex molecules and the ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

A suspected planet that appears well-suited to life has had its existence confirmed – and it’s very much in our neighborhood, ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.