AstronomersObserve, research, and interpret celestial and astronomical phenomena to increase basic knowledge and apply such information to practical problems. Job Task- Studies celestial phenomena from ground or above atmosphere, using various optical devices, such as telescopes situated on ground or attached to satellites.
- Designs optical, mechanical and electronic instruments for astronomical research.
- Develops mathematical tables giving positions of sun, moon, planets, and stars at given times for use by air and sea navigators.
- Analyzes wave lengths of radiation from celestial bodies, as observed in all ranges of spectrum.
- Determines exact time by celestial observations and conducts research into relationships between time and space.
- Studies history, structure, extent, and evolution of stars, stellar systems, and universe.
- Computes positions of sun, moon, planets, stars, nebulae, and galaxies.
- Calculates orbits and determines sizes, shapes, brightness, and motions of different celestial bodies.
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