Earth is the only planet in our solar system with a single moon, making it a rare phenomenon for a planet of its kind.

Astronomers have taken a huge leap towards discovering habitable worlds, and the world now eagerly anticipates a rocky planet ...

Here, the 'ice volcano' does not erupt molten rock, but rather 'ice magma' formed from a mixture of water ice, liquid brine, ...

An international team of scientists has studied potential 'water world' planets, finding that while exoplanets primarily composed of water, known as sub-Neptunes, may be rare, Earth-like planets could ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

In its youth, the dwarf planet Ceres may have brewed a chemical banquet beneath its icy crust.

Astronomers have identified an Earth-size exoplanet, TRAPPIST-1 e, 40 light years away that could potentially sustain liquid ...

In some regions, the moon and Venus will appear in close alignment, while in parts of Europe, Asia, and Africa, the moon will ...

Nasa has discovered over 6,000 exoplanets - planets outside our Solar System and continue to search for Earth-like worlds ...

A new moon is when the moon shares the same celestial longitude as the sun; the two bodies are said to be in conjunction.

NASA unveiled a new discovery inside our solar system. We had only seen these big lakes filled with water on Earth - but this ...

Stargazers in the U.S. will witness the razor-thin waning crescent moon rise close to Venus and the bright star Regulus in the predawn sky on Sept. 19, while others will see the lunar disk pass ...