craters

The “Happy Face Crater” on Mars Has Been Changing Right Before Our Eyes

Who has an even bigger grin than ten years ago? This goofy-looking crater on Mars. (more…)

1 month ago

Here’s a Clever Idea, Looking for the Shadows of Trees On Exoplanets to Detect Multicellular Life

That's the kind of headline that can leave us scratching our heads. How can you see tree shadows on other…

5 months ago

The Colorful Walls of an Exposed Impact Crater on Mars

Impact craters have been called the “poor geologists’ drill,” since they allow scientists to look beneath to the subsurface of…

5 months ago

Machine Learning Software is Now Doing the Exhausting Task of Counting Craters On Mars

Does the life of an astronomer or planetary scientists seem exciting? Sitting in an observatory, sipping warm cocoa, with high-tech…

5 months ago

800 Million Years Ago, it Was Raining Asteroids on the Earth and Moon

Natural processes here on Earth continually re-shape the planet's surface. Craters from ancient asteroid strikes are erased in a short…

7 months ago

A Meteor Smashed Into Mars in 2005, Making this Crater

NASA has repeatedly imaged the Martian surface, and sometimes a feature appears that wasn't there in prior images. That's what…

1 year ago

Pluto and Charon Don’t Have Enough Small Craters

The New Horizons team just shared new findings about the lack of small craters on Pluto and Charon's surface, which…

2 years ago

What Made this Mysterious Pit on Mars? Impact Crater or Natural Collapse?

An unusual pit on the surface of Mars is a bit of a mystery to scientists: is it the result…

4 years ago

Asteroid Strikes on Mars Spun Out Supersonic Tornadoes that Scoured the Surface

According to a new study from Brown University, impacts on Mars could have triggered supersonic storms that scoured the surface

4 years ago

Wow, Mars Sure Can Be Pretty

The HiRise camera aboard the Mars Reconnaissance Orbiter continues to supply stunning images of the Martian surface.

4 years ago