Starting Jan. 21, Canadians can see a rare celestial event as six planets line up in the evening sky, mostly visible to the ...

Venus was once thought to host lush landscapes hidden beneath its clouds. Through decades of observation and interplanetary ...

Astronomers have identified a rare sednoid called Ammonite, an icy object beyond Neptune that offers new insight into the ...

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...

A recent study by geophysicists at Washington State University offers insight into how nutrients may reach the subsurface ...

Discover the only planet in our solar system that rotates clockwise. Learn why this 'rebel' planet spins backwards, how a ...

Japan has quietly closed the book on Akatsuki, a spacecraft that spent more time around Venus than anyone first expected. The ...

Four of the planets, which are Mercury, Venus, Jupiter and Saturn, are bright enough to be spotted with the naked eye in ...

Scientists have combined satellite data with the physics of ice flow analysis to create a map of Antarctica's hidden ...

New simulations show Mars plays a key role in shaping Earth’s long-term climate by influencing its orbit and axial tilt over hundreds of thousands to millions of years.

Japan ends the Akatsuki mission after more than a decade studying Venusian weather, revealing super-rotation, giant gravity ...