NASA's Analog Missions
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Executive Summary HMP Today NASA pursues technical innovations and scientific discoveries to advance human exploration of space. PLRP To prepare for these complex missions, a vast amount of planning, testing, and technology development must be DRATS accomplished. Yet, forecasting how that planning will translate into everyday operations in space is difficult while NEEMO ISRU still on Earth. To help prepare for the real-life challenges of space exploration, NASA relies on Earth-based missions that are similar, or analogous, to space. These are called analog missions—field activities set in remote locations with extreme characteristics that resemble the challenges of a space mission. NASA conducts these missions in extreme environments around the globe to test technologies and systems and to help guide the future direction of human exploration of the solar system. This report profiles NASA’s active analog missions, with highlights and successes Habitat from the last few years: Desert Research and Technology Studies (Desert RATS) ........................................................................................... Page 6 This mission tests roving and extravehicular activity (EVA) operations in an environment that, like the Moon and Mars, features extreme temperatures and difficult terrain. The Desert RATS program conducts an annual three-week exploration mission at Black Point Lava Flow, Arizona, investigating the most effective combination of rovers, habitats, and robotic systems; optimum crew size; effects of communication delays; effectiveness of autonomous operations; and how to improve science return for exploration missions. NASA Extreme Environment Mission Operations (NEEMO) ....................................................................................... Page 18 The NEEMO analog mission uses the world’s only operating undersea laboratory, Aquarius, which is located 62 feet underwater off Key Largo Florida, to mimic the isolation, constrained habitats, harsh environments, and reduced gravity that challenge space exploration missions. The annual two- to three-week missions provide NASA aquanauts an opportunity to train crew; conduct behavioral, physiological, and psychological experiments; test hardware configurations; test exploration operations; and perform a host of other exploration-related activities. Haughton-Mars Project (HMP) ........................................................................................................................................... Page 26 The Haughton Crater, on Devon Island in Canada, resembles the Mars surface in more ways than any other place on Earth, including a Mars-like landscape of dry, unvegetated, rocky terrain; extreme environmental conditions; and an ancient crater. HMP missions advance plans for future exploration of the Moon, Mars, and other planetary bodies by testing technologies and operations and conducting science research in this environment. Pavilion Lake Research Project (PLRP) .......................................................................................................................... Page 36 Pavilion Lake, British Columbia, Canada is home to rare carbonate structures called microbialites, which are similar to some of the earliest remnants of life on Earth. This analog mission conducts annual scientific research projects to study these structures while also testing science research operations and providing astronaut training to support future human space exploration. In-Situ Resource Utilization (ISRU) at Mauna Kea ....................................................................................................... Page 42 Researchers and engineers at NASA are developing mining equipment and production facilities designed to produce oxygen, water, building materials, and fuel in situ (on the planetary surface). To test these technologies and their operations outside of the lab, the ISRU analog team travels to the dormant volcano, Mauna Kea, in Hawaii. Mauna Kea has a harsh, dusty terrain like the Martian and Lunar surfaces and a high oxygen content, similar to that of the Moon’s soil. Inflatable Lunar Habitat Analog Study in Antarctica............................................................... .................................... Page 48 McMurdo Station, Antarctica is an extreme and remote environment, presenting challenges not present in a lab. This analog mission allowed scientists and engineers to test an inflatable habitat for one year in this environment, to gain a new perspective on design and operations for similar habitats that may be designed for space exploration missions. Public Engagement and Education ................................................................................................................................... Page 54 Analog missions reach out and inspire the public about the possibilities of exploring space. NASA’s Analog Missions: Paving the Way for Space Exploration 1 into everyday operations in space is difficult while still on a little, test a little” approach enables NASA to learn Paving the Way... Earth. To help prepare for the real-life challenges of space more about the operational requirements for exploration exploration, NASA relies on Earth-based missions that missions, while tailoring equipment designs to fit the oday NASA pursues technical innovations emphasize multiple elements as similar, or analogous, to mission’s and crew’s needs. The build a little, test a and scientific discoveries to advance human space. These are called analog missions. little technique is an iterative process. It starts with a exploration of space. Space exploration missions T technology prototype that is tested during the mission. are complex and challenging, even more so when human An analog mission is a field activity set in a remote Feedback from the testing allows engineers and scientists crews are involved. A mission must include technologies location with extreme characteristics that resemble the to develop an improved version of the technology, which and operations that protect humans and hardware from challenges of a space mission. NASA has used this can be tested and improved again the following year. the harsh space environment and provide the best approach since the Apollo days, when they tested roving, This iterative process helps NASA develop technologies support from ground control and robotic assistants, space walking, and research techniques to prepare for with optimized performance and safety capabilities for while enabling productive scientific observations and Apollo missions in meteor craters and volcanic fields space exploration systems. sampling. To prepare for these missions, a huge amount in Arizona and Hawaii. Today, NASA conducts analog Performing real mission operations during analog studies provides NASA with a of planning, testing, and technology development must unique opportunity to prepare for exploration on the Moon, Mars, and near-Earth missions in extreme environments around the globe In addition to testing hardware, all the analog missions be done. Yet, forecasting how that planning will translate asteroids. An aquanaut on the NEEMO mission simulates descending a to help plan and guide the future direction of human provide an opportunity to simulate exploration missions ladder from a habitat in a simulated low-gravity environment. exploration of the solar system. to test operations and learn from crew experiences. By testing different operational approaches in analogs, Answering Exploration Questions NASA can determine the best combination of systems and humans to complete specific aspects of a mission, Because no one environment on Earth is the same as such as long-distance space walks (also called extra- what we will find when exploring space, NASA uses vehicular activities or EVAs), scientific research, or a portfolio of analog missions to simulate different build-up of an outpost site. These tests help determine aspects of space exploration. Example environments details such as which tasks are best conducted robotically include the isolation and confined living spaces of or by astronauts, how communications with ground underwater habitats, rugged or cratered terrain similar teams can best support scientific research, and how to to the Moon or Mars, sites with soil compositions and design space habitats to be comfortable and productive textures similar to other planetary bodies, and remote for the crew. Simulated exploration missions also provide environments that experience extreme temperatures. By Analog missions provide an opportunity to test operations in constrained living training opportunities for astronauts. For example, environments, like in the rover of Desert RATS 2010. simulating space exploration in analogous environments The harsh environment at analog sites provides an opportunity to test in NASA Extreme Environment Mission Operations on Earth, NASA is able to test hardware and operations technologies for use in space. The Inflatable Lunar Habitat Analog Study was (NEEMO) missions, crew members can experience the conducted in Antarctica to simulate the extreme cold of space. to ensure successful technology development, realistic challenges of moving and working in a reduced-gravity requirements, and integrated mission operations, reducing environment to prepare themselves for similar on Earth, while also testing different approaches to the risk and cost of future space missions. NASA’s challenges in space. optimize the planning, technology, and