The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, ...

Why does its southern hemisphere rise significantly above the smoother northern plains? A groundbreaking study using seismic ...

Rootless cones are small volcanic landforms ranging from several to several hundred meters in diameter, formed by continuous ...

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

The northern plains of Mars, marked by thousands of mounds and hills, hold significant evidence of the planet's watery past.

Earth’s nearest neighbors will be on display in the night sky and inside the Cincinnati Observatory during Nearest Neighbors Night on Saturday, February 1. This event will focus on the three celestial ...

Caltech scientists published a study using NASA Curiosity rover imagery showing the past existence of warm water on Mars.

Buttes and mesas in Mars' Chryse Planitia contain clay minerals made from liquid water interacting with the rock nearly 4 ...

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

Instagram post, the Canadian Space Agency said a planetary alignment is now visible in the evening skies, lasting through the end of February. Here’s how, when and where to see it.

In the almost four years that NASA’s Perseverance Rover has been on Mars, is has made some fascinating discoveries. From ...