Space Research
Elementary School
Definition
The scientific study and exploration of objects and phenomena beyond Earth. It uses tools such as telescopes, satellites, and probes to investigate planets, stars, and galaxies, and to test ideas about the origin and structure of the universe.
Worked examples
The Hubble Space Telescope orbits Earth and captures images of distant galaxies billions of light-years away.
Satellites like Hubble allow us to observe space without atmospheric interference.
The Voyager probes launched in 1977 have traveled beyond our solar system, sending data about interstellar space.
Probes explore regions too far for telescopes to study in detail, testing theories about the universe's edge.
Common mistakes
- Space research only studies planets in our solar system. → Space research investigates planets, stars, galaxies, and phenomena throughout the universe. The field extends far beyond our solar system to distant galaxies and cosmic structures.
- All space research requires sending astronauts into space. → Most space research uses telescopes, satellites, and unmanned probes. Remote instruments collect the vast majority of data; crewed missions are rare and specialized.
Where you'll use it next
You'll apply space research concepts when studying cosmology, astrobiology, and planetary science in advanced courses, and when learning about technologies like GPS and satellite communication that rely on space-based tools.
See also
Reviewed by Pat Cheng, M.Ed. — StudyPug Curriculum Lead · Last updated June 6, 2026