HiRISE

There are Important Differences Between the Ice Caps on Mars

In the 17th century, astronomers Giovanni Domenica Cassini and Christian Huygens noted the presence of hazy white caps while studying the…

2 months ago

Mars InSight Has One Last Job: Getting Swallowed by Dust on the Red Planet

Normally you don't want dust to get into your spacecraft. That was certainly true for the InSight mission to Mars,…

5 months ago

A New Map Shows Where Mars is Hiding all its Ice

Water will be one of the most important resources for human explorers on Mars. They'll need it for drinking, propellant,…

1 year ago

Amazing Video Takes Flight Across the Dunes of Mars

Mars may be a cold, dry, dead world, but it's still part of nature. As part of nature, it displays…

1 year ago

There's a Crater on Mars That Looks Like a Bear

Facial pareidolia is the human tendency or illusion of seeing facial structures in an everyday objects – such as seeing…

2 years ago

Beautiful Dunes on Mars, Sculpted by Swirling Winds

This interesting image from the HiRISE camera on the Mars Reconnaissance Orbiter shows a field of fascinating dunes called barchan…

2 years ago

This Ice Cliff is One of the Few Places With Exposed Water ice in the Mid-Latitudes on Mars. It’s Probably Tens of Millions of Years old

Because of the orbiters and landers that have studied Mars over the years, scientists have learned that water ice is…

2 years ago

The Tharsis Region of Mars is Peppered With These Strange Pit Craters. Now They’ve Been Found Elsewhere

Pit craters are found on solid bodies throughout our Solar System, including Earth, Venus, the Moon, and Mars. These craters…

2 years ago

This Bizarre Terrain on Mars is Caused by Water Ice and Carbon Dioxide

From orbit, this landscape on Mars looks like a lacy honeycomb or a spider web. But the unusual polygon-shaped features…

2 years ago

This Crater on Mars is Just a Couple of Years Old

Changes are always taking place on Mars, from factors like seasonal variations and wind. But there’s one other aspect that…

2 years ago