Snow dots the Martian landscape in these images from ESA's Mars Express orbiter and NASA's Mars Reconnaissance Orbiter.

Skywatchers across the United States witnessed a total solar eclipse, SpaceX caught a giant rocket out of mid-air with a pair ...

In the new photographic collection Our Frozen Planet, Michael Hambrey and Jürg Alean set out to celebrate the world's ice in ...

An international team of astronomers has reported the discovery of two exoplanets orbiting a nearby star known as HD 101581.

Scientists have identified a star system 100 light years away from Earth, similar to the model planetary ... a rare cosmic ...

NASA's Juno spacecraft zipped just 930 miles (1,500 kilometers) above the volcanic world Io in 2024. The extraterrestrial ...

Human eyes have only recently surveyed the inside of Earth's largest cave. Not surprisingly, more people have stood at the very top of Mount Everest than inside this elusive wonder of the world.

Pluto's moon: NASA's New Horizons captured this high-resolution enhanced color view of Charon just before the spacecraft made its closest approach to Pluto on July 14, 2015. Thanks For Reading!

In 2006, Alan Boss presented the first lecture in the Neighborhood Lecture Series, with the title "Are There Planets Like Earth Around Other Stars?" Nearly two decades later, Boss returns to this ...

A speedy descent of a small asteroid lit up the sky in Russia's remote far eastern region of Yakutia early on Wednesday, as it burned out after entering the Earth's atmosphere. Recent simulations ...