Start here · Essential guide
New Frontiers in Space Exploration
A general overview of where space exploration is heading: the Moon, Mars, the outer solar system, new technology, and the open questions about who takes part.
Space and Science
Space Futures and Health
The next steps in exploration and what space research means for health.
A New Era for Space Exploration
How private companies and reusable launch ideas are changing access to space, what that may mean for costs and activity, and which trade-offs and risks remain.
Does Artificial Intelligence Have a Future in Space Exploration?
What AI could plausibly do for mission planning, scheduling and data analysis in space, and where its limits lie, explained in general terms without specific projects.
Mars Colonization: A Desirable Future
A balanced look at the case for and against settling Mars, including radiation, thin atmosphere, supply lines, health risks and the ethical questions involved.
The Benefits of Space Tourism
What space tourism is, the benefits people point to such as awareness and technology development, and the real downsides including cost and environment.
The Benefits of Space-Based Medical Research
Why microgravity makes a useful laboratory for biology and materials experiments, what researchers can observe there, and where the limits lie.
The Benefits of Space-Based Medical Research for Human Health
How bone, muscle and cardiovascular changes in astronauts work, and what they may teach researchers about similar conditions on Earth.
The Benefits of Space-Based Medical Research for Human Health and Wellbeing
How technology developed for spaceflight medicine can find its way into everyday health care, from compact monitors to remote support tools.
The Benefits of Space-Based Medical Research for Human Health and Wellbeing for a Sustainable Future
How research on keeping crews healthy with limited supplies connects to resource-conscious, long-term healthcare on Earth, with realistic expectations.
The Challenges of Space-Based Telemedicine
The basic hurdles of examining and advising a patient from a distance in space, including signal delay, limited equipment and the difficulty of a hands-off exam.
The Challenges of Space-Based Telemedicine and Healthcare
How routine treatment, medical records and emergencies are managed between a spacecraft crew and a distant medical team, and where the process gets difficult.
The Challenges of Space-Based Telemedicine and Healthcare for Remote and Underserved Communities
How satellite links could connect people far from clinics to remote care, and the barriers of cost, training, trust and local infrastructure that remain.
The Challenges of Space-Based Telemedicine and Healthcare for Remote and Underserved Communities for a Sustainable Future
What lasting, fair and maintainable satellite-supported healthcare would require over many years, from funding and repair to governance and equity.
The Future of Space Exploration: A New Era for Humanity
A forward look at shared goals, new players and the open question of who benefits from the next era of space exploration.
The Future of Space Research
The kinds of questions scientists hope to study in orbit and beyond, from fundamental physics and Earth science to astronomy and the life sciences.
The Future of Space-Based Medical Research and Treatment
An overview of where research on human health in orbit may head, which areas look promising, and what kinds of treatment it might eventually inform.
The Future of Space-Based Medical Research and Treatment for Human Health
How the well-known bone and muscle changes seen in microgravity serve as a window on aging and disease, and what that could mean for future treatments.
The Future of Space-Based Medical Research and Treatment for Human Health and Wellbeing for a Sustainable Future
How experiments in orbit might one day contribute to developing medicines, which steps are plausible, and why expectations should stay modest.
The Role of Space-Based Research in Advancing Medical Technology
How space research and the demands of spaceflight have inspired medical devices and imaging approaches, kept general and accurate.
The Role of Space-Based Research in Advancing Medical Technology and Healthcare
How space-driven innovation is adapted to routine healthcare delivery and monitoring, and what stands between a clever idea and everyday use in clinics.
The Role of Space-Based Research in Advancing Medical Technology and Healthcare for a Sustainable Future
How compact, low-resource health monitoring developed with spaceflight in mind could support long-term health system sustainability, with realistic limits.
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More in space and science
Universe and Physics Cosmology, relativity and quantum ideas explained for general readers. Environment and Sustainability Ecosystems, recycling, farming and energy in plain language. Physics of Our World The forces and materials behind light, sound, Earth and energy. Space for Life on Earth How satellites, orbital power and space farming help our planet. Food, Water and Waste in Orbit How crews could grow food and recycle resources in space. Space Communication and Navigation Satellites that connect, guide and are affected by space weather. Space Industry and Transport Manufacturing, launch and logistics beyond Earth. History of Spaceflight How exploration of space developed over time. Space Education and Training Learning and preparing for a future that includes space. Space Agencies and Robotics How agencies cooperate and how robots explore where people cannot. Space Debris What orbital junk is and why it matters for safety and the environment. The Solar System Planets, moons, comets and the Sun explained for curious readers. Stars, Galaxies and Telescopes How stars live, how galaxies are built and how we observe them. Earth Science and Natural Hazards How the planet works beneath and above the surface, and why hazards occur.