astronomical distance


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astronomical distance

[‚as·trə′näm·ə·kəl ′dis·təns]
(astronomy)
The distance of a celestial body expressed in units such as the light-year, astronomical unit, and parsec.
References in periodicals archive ?
There are astronomical distances to be covered before any final legal solution of the matter is achieved; if possible at all.
Their brightness is so consistently intense that supernovae have been used as "standard candles" or gauges, acting as yardsticks indicating astronomical distances.
All Type Ia supernovae have the same characteristic luminosity which makes them ideal for measuring astronomical distances.
After a foreward by popular author Timothy Ferris, the text begins with a general discussion of astronomical distances and astrophysical sources, and also touches on catalogs and coordinate systems.
Measuring astronomical distances depends on certain heavenly objects, believed to shine with consistent intensity wherever they exist.
Background information on massive stars and medium stars and activities with subjects such as star life, constellation shapes, nebula terminology, astronomical distances, and pulsars is included.
Celestron's Astronomy for Beginners SkyTour card uses the SkyScout to guide users through an interactive tour of the night sky with lessons that address an array of astronomical topics including: a detailed tutorial and tour of the planets, stars, galaxies, clusters, nebulae, constellations, and asterisms that are easily viewed in the night sky; a guide to astronomical distances between celestial objects; lessons in star-hopping and navigation; an in-depth look at the colors and types of stars; a study of celestial movement and the phases of the moon.
Washington, June 9 (ANI): Radio astronomers have directly measured the distance to a faraway galaxy, providing a valuable "yardstick" for calibrating large astronomical distances and demonstrating a vital method that could help determine the elusive nature of the mysterious Dark Energy that pervades the Universe.
You give astronomical distances beyond the solar system in light-years, but professional astronomy papers use parsecs.
It's an eclectic mix of culture and science that explores scale and design in many aspects, from astronomical distances and periods to patterns that repeat at surprisingly different levels.

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