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

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

Known as the "Parade of Planets," the celestial event will feature appearances from Mars, Jupiter, Uranus, Venus, Neptune and ...

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...

Finding a world like Earth elsewhere in the universe might mean looking for the right kind of solar system. A new discovery ...

Astronomers have discovered HD 20794 d, a super-Earth orbiting in the habitable zone of a star just 20 light-years away. This ...

Astronomers have discovered an intriguing, potentially habitable, super-earth not far from us in cosmic terms.

Huge breakthrough in the search for aliens: NASA discovers a 'super Earth' exoplanet just 20 light-years away that could have the right conditions to support life For millennia, humans have asked ...

Astronomers have identified a planet unlike anything in our solar system, classified as a "Super-Venus." Located just 47 ...

This year, a rare planetary parade will feature six planets aligning in a line, including Venus, Jupiter, Saturn, Mars, ...

In the sky, Enaiposha is one of the most researched exoplanets. Discovered in 2009, it has a mass and radius that placed it ...