However, you might be surprised to know that Earth is not alone in having volcanoes – in fact, it’s beaten numerically by the ...

On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

A parade of seven planets is set to appear in the night sky this month, and it will be the last of its kind until 2040.

The year 2025 has already been a spectacular time for stargazers and skywatchers. Last month, Venus, Mars, Jupiter, Saturn, ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...

"Pale Blue Dot" – one of the last photos taken by Voyager 1 – is still the most distant image of the Earth. Astronomer Carl ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...