The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...

A stunning photo of a "parade of planets", shows Mars, Jupiter, Uranus, Saturn, Venus, Neptune, and Mercury in alignment from ...

The article humorously personifies each planet in the solar system, comparing their hypothetical driving behaviors to various ...

For a few evenings around 28 February, every planet in the solar system will be visible in the night sky thanks to a rare ...

Saturn's iconic ring system will disappear, albeit temporarily, on March 23—a preview of its fate in 100 million years.

The revelation that Pluto and its large moon may have collided, causing Pluto to be geologically active, could mean there are ...

Seven planets grace the sky at the end of February in what's known as a planetary parade, though some will be difficult to ...

Don't miss this chance to see all seven of our solar system neighbors in the sky at the same time. The planetary alignment ...

This phenomenon known as a "planet parade," will feature Mercury, Venus, Mars, Jupiter, Saturn, Uranus and Neptune all ...

Mercury, Venus, Mars, Jupiter, Saturn, Neptune and Uranus could be visible, but not all can be seen by the naked eye.

Seven planets will align in a rare planetary parade, offering a view of five planets visible to the naked eye in the night ...

Seven planets grace the sky at the end of February in what’s known as a planetary parade, though some will be difficult to spot NEW YORK -- Seven planets grace the sky at the end of February in ...