The red planet Mars, named for the Roman god of war ... Not so today: Though water ice abounds under the Martian surface and in its polar ice caps, there are no large bodies of liquid water ...

and the planet cooled. Except for the scraps frozen into the polar caps, its water was lost to space or stored away as subsurface ice. And this all happened billions of years ago. The early Mars ...

This highly anticipated celestial event, known as Mars opposition, occurs when Mars, Earth, and the sun align perfectly, ...

It first acted as an insulator, preventing heat leaking out of the planet's interior from escaping ... still existing beneath the south polar ice cap on Mars today, but significant doubt has ...

Researchers have found evidence of an existing body of liquid water on Mars. What they believe to be a lake sits under the planet's south polar ice cap, and is about 20km (12 miles) across.

Liquid water is a cornerstone of habitability, but Mars’ frigid temperatures and thin atmosphere make its presence seem ...

Liquid water seems to be a necessity for life. And from the 19th century to the early days of the exploration of space, ...

Like Earth, Mars has polar ice caps, volcanoes, canyons and deserts ... Although Mars has much the same land mass as Earth, the planet is much smaller (about half the size).

We have wondered for centuries whether our neighbouring planet is home to life ... There is plenty of water on Mars, but most of it is frozen in the polar ice caps and buried underground.

Australe Scopuli showcases Mars' icy layers and dust jets formed by seasonal sublimation. Stunning fan patterns highlight ...

Mars is on the cusp of becoming bigger ... Olympus Mons; and the planet's southern polar ice cap. These prominent features are best seen using a refractor telescope with a long focal length ...

It's spring on Mars, and the sudden changes in temperature are bringing on extreme versions of the geological activity we see ...