NASA

The National Aeronautics and Space Administration (NASA) is an independent agency of the U.S. federal government responsible for the United States' civil space program and for research in aeronautics and space. Established in 1958, NASA took over from the National Advisory Committee for Aeronautics to focus the U.S. space program on peaceful goals. Since then, NASA has led many important space missions, including Project Mercury, Project Gemini, the Apollo program, and the Apollo 11 Moon landing.

NASA operates ten field centers across the United States and works on many exciting projects. It explores our solar system with robotic missions like New Horizons and the Perseverance rover, and studies distant stars and galaxies using space-based observatories such as the James Webb Space Telescope and the Hubble Space Telescope. The agency also supports living and working in space through the International Space Station and is working on new spacecraft like the Orion spacecraft for future missions.

NASA works with partners around the world, including the European Space Agency, the Japan Aerospace Exploration Agency, and the Canadian Space Agency. Its discoveries and technology developments help us understand Earth, our solar system, and beyond, inspiring new generations of explorers and scientists.

History

Creation

Main article: Creation of NASA

NASA began as the National Advisory Committee for Aeronautics (NACA), which was created in 1915 to study aviation. The United States felt it was behind other countries in aviation and wanted to catch up. After World War II, NACA started exploring rockets and aircraft that could fly faster than the speed of sound.

When the Soviet Union launched Sputnik 1 in 1957, it started a race to space called the Space Race. The United States decided to create a new agency for space exploration. NASA was established on July 29, 1958, and it took over NACA’s work and added new projects, including the Jet Propulsion Laboratory and parts of other programs.

First orbital and hypersonic flights

Main article: Project Mercury

Before NASA was created, the United States had plans for human spaceflight. NASA started Project Mercury to send people into space. The first American in space was Alan Shepard in 1961, and the first American to orbit the Earth was John Glenn in 1962. NASA also worked on aircraft that could fly faster than the speed of sound, like the North American X-15.

Moon landing

Main articles: Project Gemini and Apollo program

In the 1960s, President John F. Kennedy set a goal for NASA to land a person on the Moon by the end of the decade. NASA worked on many projects to prepare for this, including Project Gemini, which tested new space skills. The Apollo program finally achieved this goal when Neil Armstrong and Buzz Aldrin landed on the Moon in 1969.

Interplanetary exploration and space science

During the 1960s and after, NASA sent probes to other planets. The Mariner program explored Venus, Mars, and Mercury. Later, NASA explored Mars with rovers like Spirit and Opportunity, and sent probes to the outer planets like Jupiter and Saturn. NASA also launched space telescopes, such as the Hubble Space Telescope, to look far into space.

Space Shuttle

Main article: Space Shuttle

NASA developed the Space Shuttle to make space travel more regular and affordable. The first flight was in 1981. The Shuttle could carry people and cargo to orbit and back. However, two accidents—the loss of Challenger in 1986 and Columbia in 2003—led to changes in how the Shuttle operated. The Shuttle program ended in 2011.

Space stations

Main articles: Space Station Freedom and International Space Station

NASA wanted to build space stations where astronauts could live and work in space. The first was Skylab in the 1970s. Later, NASA helped build the International Space Station with other countries. This station has been home to astronauts from many nations since 1998.

Unleashing commercial space and return to the Moon

Main articles: Commercial Crew Program and Artemis program

In recent years, NASA has worked with private companies to help with space travel. This includes sending cargo and people to the International Space Station. NASA also plans to return humans to the Moon through the Artemis program, aiming to build a long-term presence there and prepare for future missions to Mars.

Active programs

Human spaceflight

The International Space Station (ISS) is a project that brings together NASA, the Russian space agency, the European Space Agency, the Japan Aerospace Exploration Agency, and the Canadian Space Agency. It was created in the 1990s to serve as a research laboratory in space. Astronauts from many countries have visited the ISS, which has been continuously occupied for many years. The ISS can be seen from Earth and is the largest artificial satellite in orbit.

NASA also works on commercial projects to deliver supplies to the ISS and to develop new spacecraft for future space travel. The Artemis program aims to return humans to the Moon and prepare for future missions to Mars.

Robotic exploration

NASA has many robotic missions to explore Earth and space. These missions study planets, moons, asteroids, and other objects in our solar system. Some famous missions include the Mars rovers, which search for signs of life on Mars, and the Voyager spacecraft, which travel far from Earth to explore distant space.

NASA also studies Earth from space to understand our planet better and to monitor changes in our climate and environment.

Space operations architecture

NASA uses a network of ground stations and spacecraft to communicate with its missions in space. This includes the Deep Space Network, which helps communicate with spacecraft far from Earth, and the Near Space Network, which supports missions in orbit around Earth.

Aeronautics Research

NASA researches new aviation technologies to make flying safer, more efficient, and better for the environment. This includes developing new aircraft and improving air traffic systems.

Technology research

NASA works on new technologies for space exploration, including power systems for future lunar and Mars missions and ways to extract water from lunar soil.

Human Spaceflight Research

NASA studies how space travel affects human health to prepare for future missions to the Moon and Mars. This includes research on bone loss, radiation, and other health challenges astronauts may face.

Planetary Defense

NASA tracks objects in space that could potentially threaten Earth, such as asteroids and comets. The agency works to detect these objects and develop ways to protect our planet if one heads toward us.

Study of Unidentified Aerial Phenomena

NASA began studying unidentified aerial phenomena (UAP) in 2022 to apply scientific methods to understand these sightings. This research aims to provide clarity on phenomena observed by military and civilian sources.

Collaboration

NASA works with many different organizations around the world to explore space and understand our planet. One important partner is the National Oceanic and Atmospheric Administration (NOAA). Together, they build and operate satellites that help us watch the weather and understand our atmosphere. These satellites give us important information about storms and climate.

NASA also works closely with the United States Space Force, which helps launch rockets and supports space missions. Another key partner is the US Geological Survey (USGS), with whom NASA works on the Landsat program. Landsat satellites take pictures of Earth from space, helping scientists study forests, water, and changes to our planet. NASA designs and builds these satellites, while USGS operates them once they are in orbit.

NASA collaborates with many international agencies, such as the European Space Agency (ESA), the Indian Space Research Organisation (ISRO), and the Japan Aerospace Exploration Agency (JAXA). These partnerships allow NASA to share technology, share costs, and work on big projects like the Artemis program, which aims to return humans to the Moon. Together, these agencies help advance our knowledge of space and Earth.

Management

NASA's main office is at NASA Headquarters in Washington, DC. The administrator of NASA is chosen by the U.S. president and approved by the Senate.

NASA has four main goals: learning new things about science, exploring the Moon and Mars, helping the economy grow, and improving its abilities for future missions. The agency’s money is divided among different projects, with the most going to science and exploring new places in space. NASA has ten main centers across the United States, each led by a director.

Sustainability

NASA works on many projects to help protect the environment and support science learning. Rocket launches can affect the air around us, but NASA tries to use safer fuels and cleaner methods. For example, they use special coatings to make jet engines safer and more efficient.

NASA also studies how Earth’s climate is changing. They share important information with the world to help everyone understand and protect our planet. NASA encourages students to learn about science and engineering through fun competitions, like building tiny satellites to fly in space.

Main article: STEM

Media presence

NASA TV

For almost 40 years, the NASA TV channel has shared important space events with the world. It shows live missions, landings of rovers on Mars, and many launches. The channel started by recording events for NASA experts but grew to reach millions of viewers. Famous moments include the Apollo 8 Christmas Eve broadcast from the Moon and the Apollo 11 Moon landing, which earned a special award.

NASAcast

NASAcast is the official audio and video podcast from NASA. Starting in 2005, it shares the latest news, features, and educational content from NASA, including updates from NASA TV.

NASA EDGE

NASA EDGE is a video podcast that looks at NASA’s missions and technologies. It began in 2007 and has explored many projects through interviews and on-site reports. The show is available for download on the NASA website and iTunes.

Astronomy Picture of the Day

NASA+

In July 2023, NASA introduced NASA+, a new free streaming service. It launched on November 8, 2023, and offers live launches, documentaries, and original shows. NASA+ is available on the NASA app for iOS, Android, Amazon Fire TV, Roku, and Apple TV, as well as on the web.