When it comes to planets, Neptune is of course the furthest planet from Earth in our own solar system. This gas giant is nearly three billion miles away. But scientists have found planets way beyond ...

Mars, Venus, Jupiter, Saturn, Uranus and Neptune will appear together in a row throughout the start of February – although Neptune and Uranus will only be visible with binoculars or a telescope.

NASA discovers something on Neptune and Uranus: "There are more than 5000" The ice giants of the solar system have long been ...

Adapted from Archbishop's homily at USC's "Gold Mass" marking the 800th anniversary of the birth of St. Thomas Aquinas.

Until now, the furthest from Earth they've been detected is 51,000 kilometers (31,690 miles). That's around the spot where ...

All solar system planets have fairly circular orbits with ... They emerge from the farthest reaches of the solar system, way beyond the orbit of Neptune, then zip past the sun before disappearing ...

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

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

The eighth planet in our solar system, Neptune is the farthest planet from the sun, more than 30 times farther away than Earth. It takes more than four hours for sunlight to reach Neptune.

Scientists now think that a mysterious object massive enough to have gravitational interactions with the Solar System’s disk ...