Red Planet Pen — Education Blog of the Mars Society

Authored by Nicole Willett, Mars Society Education Director

March 5, 2026

Fifth Annual International Mission to Mars Engineering Design Competition

The Mars Society announces the 5th Annual Mission to Mars Engineering Design Competition, a fully virtual global program for students ages 13-19 running June 8 through July 10, 2026. Design a sustainable human mission to Mars.

January 2, 2020

Cameras and Spectrometers Reveal Martian Water Over Decades

The story of how technology has changed how we see Mars, tracing the evolution of cameras and spectrometers aboard spacecraft from Mariner through Curiosity and their role in discovering water on the Red Planet.

May 23, 2018

Liquid Water on Mars

A comprehensive scientific review of the evidence for water on Mars, from the earliest telescope observations through modern rover discoveries, examining the ongoing debate about liquid water on the Red Planet's surface.

May 2, 2018

InSight Launch Guide: Witnessing History

A guide to witnessing the historic launch of NASA's InSight Mars lander from Vandenberg Air Force Base, the first interplanetary launch from the West Coast.

April 20, 2018

SLC-4: The Comeback Kid

The story of Space Launch Complex 4 at Vandenberg Air Force Base, its history in rocket launches, and its role in modern Mars-bound missions.

April 7, 2018

Building Mars: Modeling Permanent Structures Using Mars-Sourced Materials

An exploration of how Martian regolith and locally sourced materials could be used to construct permanent structures on Mars, from basalt rock to clay and beyond.

June 12, 2017

Origin of Life Theories and Mars Exploration

An examination of how origin of life theories connect to Mars exploration, including the study of meteorites and minerals associated with the emergence of life on Earth and potentially Mars.

March 15, 2017

It's Never Too Late to Fulfill Your Childhood Dreams

An inspiring reflection on pursuing lifelong dreams of space exploration and Mars advocacy, demonstrating that passion for science and space knows no age limit.

January 10, 2017

What Does the Mars Society Do?

An overview of the Mars Society's mission, programs, and initiatives dedicated to advancing the human exploration and settlement of Mars.

November 14, 2016

The Curious Case for Methane on Mars: Methane and Active Organics Discovered on Mars

An examination of the detection of methane in Mars' atmosphere and the discovery of active organic molecules by the Curiosity rover, exploring what these findings mean for the possibility of life on Mars.

August 22, 2016

The Importance of Scientific Literacy to the Human Mission to Mars

Why scientific literacy among the general public is essential for supporting and sustaining a human mission to Mars, and how education can build the foundation for interplanetary exploration.

May 18, 2016

Understanding the Risks: Radiation Exposure During Interplanetary Travel

An analysis of the radiation hazards facing astronauts during a mission to Mars, including types of space radiation, health effects, and strategies for protection.

March 14, 2016

3D Printing on Mars

How additive manufacturing technology could revolutionize construction and resource utilization on Mars, enabling settlers to build structures and manufacture tools from local materials.

June 15, 2015

Life on Mars

An exploration of the scientific evidence and ongoing search for past or present life on Mars, from Viking's biology experiments to modern astrobiology investigations.

April 20, 2015

Eyes in the Martian Sky

A look at the fleet of Mars orbiters that serve as our eyes in the Martian sky, providing essential data about the planet's atmosphere, surface, and environment.

February 10, 2015

Terraforming Mars

An examination of the science, challenges, and possibilities of terraforming Mars to make it more habitable for human life, from atmospheric engineering to warming the planet.

October 22, 2014

Will Drilling Find Extant Life on Mars?

An exploration of how subsurface drilling on Mars could be the key to discovering extant microbial life, examining the scientific rationale and the technological challenges involved.

September 18, 2014

Why Could We Be Descendants of Martians?

An examination of the panspermia hypothesis and the scientific evidence suggesting that life on Earth may have originated on Mars before being transported here by meteorites.

September 1, 2014

Where Are We in the Universe?

A journey through cosmic scales to understand our place in the universe, from Earth to the solar system, the Milky Way, and beyond, and why this perspective matters for Mars exploration.

August 20, 2014

Mars Versus the Moon

A comparison of Mars and the Moon as destinations for human exploration and settlement, examining the scientific, practical, and strategic arguments for each.

June 15, 2014

Humans to Mars

An overview of the plans, challenges, and timeline for sending the first human missions to Mars, examining the engineering hurdles and the vision driving the effort.

March 10, 2014

Teaching Mars

How educators can bring Mars science into the classroom, with strategies for engaging K-12 students in planetary science, astrobiology, and the human exploration of Mars.