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Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

Your Guide to the Great American Eclipse of 2017

Bruce Betts • July 17, 2017 • 3

The Moon will totally eclipse the Sun for the first time as seen from the continental United States in more than 40 years on August 21, 2017. What are eclipses, and what's special about this one?

Geology on Mars: Using stratigraphic columns to tell the story of Gale Crater

Heidi Stauffer • May 15, 2017

Stratigraphic columns are a basic tool in geology, used on both Earth and Mars to tell the story of a location. But what are they really?

Radar in Earth and Planetary Science, Part 2

Heather Hunter • May 12, 2017 • 2

Heather Hunter brings us the next installment in her series on radio detection and ranging.

Fossils or good-looking rocks? Why searching for life on other worlds is hard

Elias Nakouzi • April 13, 2017 • 2

If you find a structure that looks like ancient life, can you be really sure that it is ancient life?

Unraveling a Martian enigma: The hidden rivers of Arabia Terra

Joel Davis • March 21, 2017

Arabia Terra has always been a bit of a martian enigma. Planetary scientist Joel Davis takes us on a tour of its valley networks and their significance in telling the story of water on Mars.

Radar in Earth and Planetary Science: An Intro

Heather Hunter • February 24, 2017 • 1

Heather Hunter explains how radar works and what it's used for on Earth and beyond.

Microbes exist deep inside Earth’s craters. Could this be the secret to finding life on other worlds?

Bryan J. Rodriguez-Colon • February 06, 2017 • 3

Earth possesses amazing biological diversity. Every corner of this planet—no matter how bizarre the place—is inhabited by microorganisms. This includes impact craters.

GOES-R: What’s Next?

Heather Hunter • December 23, 2016 • 1

After a series of maneuvers in-orbit, GOES-R—now known as GOES-16—has reached its designated location in space. What happens next?

GOES-R: A GOES Primer

Heather Hunter • November 14, 2016

The current GOES-East and GOES-West have been faithfully providing continuous imagery and data on Earth and space weather for almost a decade. So, with the launch of the first of the next generation of GOES satellites, GOES-R, what is NOAA trying to accomplish?

A week in the solar system

Jason Davis • November 10, 2016 • 1

A roundup of pretty pictures and news from our robotic ambassadors around the solar system, from November 4 through 8.

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