Elliptical galaxy As the name suggests, elliptical galaxies are galaxies that are elliptical, or oval, in shape. They do not show the distinctive features of spiral galaxies, and don't contain much gas and dust, implying that not many stars have formed inside them.

EnchantedLearning.com is a user-supported site. As a bonus, site members have access to a banner-ad-free version of the site, with print-friendly pages. Click here to learn more. ... Click on an underlined word for more information on that subject.

If your pet/blog/etc. has something to do with space, then it's obviously a good idea to use concepts or words to do with space. If you don't find what you're looking for in the list below, or if there's some sort of bug and it's not displaying space related words, please send me feedback using this page. Thanks for using the site - I hope it is useful to you! 🕸 ... starting with a starting with b starting with c starting with d starting with e starting with f starting with g starting with h starting with i starting with j starting with k starting with l starting with m starting with n starting with o starting with p starting with q starting with r starting with s starting with t starting with u starting with v starting with w starting with x starting with y starting with z

The IAU OAE glosary contains definitions of astronomical terms that will often appear in educational contexts. Definitions are written by astronomers and reviewed by astronomers and teachers to ensure they are correct and easily understandable.

A comprehensive glossary and lexicon of terms and definitions for astronomy, cosmology, astrostatistics, particle physics, galaxies, galactic and extragalactic astronomy

January 31, 2024 - Sentences: NASA uses solar power to make electricity on the space station. During the thunderstorm, the electricity went out and we couldn’t watch TV. ... All the wavelengths of visible and invisible light. Visible light is near the center of the spectrum. This diagram shows the types of wavelengths going from longest to shortest. Sentences: Some NASA telescopes can see parts of the electromagnetic spectrum that we cannot see with our eyes.

For your enjoyment and delight, we proudly present a list of space words and their definitions. And for extra convenience, they're even in alphabetical order!

Things in space with E - Eclipse, Energy, Electrons, Emptiness, elements, Ether, Extraterrestrials, Europa, Electricity, Exoplanets, Exoplanet, Extra terrestrials + (62)

Twinkl's Teaching Wiki gives explanations of common terms and key vocabulary used in teaching, and shows related Twinkl resources for each term.

Astronomy also includes the study of energy (light) from objects in space and from the formation of the universe. ... The smallest particle of any element that still looks and acts like that element. ... Colorful curtains of moving light in the night sky caused by charged particles from the Sun interacting with Earth's atmosphere near the North and South Poles. ... The imaginary line through the middle of a rotating object around which the object spins. ... The name scientists give to the events that started the universe.

December 23, 2023 - Dust – Minute particles floating in space. Dwarf galaxy – Small galaxy that contain a few million stars, it is the most common kind of galaxy in the universe. Dwarf star – A Smaller star. Any star of average to low brightness, mass, and size. ... Eccentric – Deviation from a circle, applied when describing the shape of an orbit. Eclipse – the total or partial blocking of one celestial body by another. Eclipsing binary – binary star with an orbital plane oriented so that one star passes in front of the other, thus completely or partially blocking the light from the other star during each orbital period.

September 28, 2009 - There's ecology, entomology, and endocrinology for a few. I think 'experiment' is good. Ummm... i think he was looking for the word empirical i know I was. that's how i found this page. good site.

Astronomical unit (AU) The astronomical unit is a unit of length used by astronomers, usually to describe distances within planetary systems such as our Solar system. One AU is equal to 149,597,871 km, and corresponds to the average distance from the Earth to the Sun. Atmosphere An atmosphere is a layer of gas that is retained around an astronomical body by its gravitational attraction. The term is most commonly used in relation to planets. The Earth has an atmosphere that separates us from outer space, as do several other solar system bodies, for example Jupiter, Venus and Saturn's large moon Titan.

The use of mythological and ancient names to name all the objects that are in space has also always given astronomy an air of mystery and wonder that attracts all kinds of people and incentivizes them to look at the sky every night. There are so many space-related words and terms that it is hard to keep up. This is why below, we have compiled a list of space words that start with E so you can learn more about the study of the universe.

April 4, 2024 - It comes from the Greek word syzygía, meaning “union” or “pair.” In addition to syzygy, other cool words that astronomers use to refer to space observations include azimuth, parsec, ephemeris, and albedo.

July 22, 2025 - A small rocky object larger than a meteoroid and smaller than a planet, that orbits a star. Most asteroids in our solar system orbit the Sun between Mars and Jupiter. The largest known asteroid, Ceres, is a dwarf planet with a diameter of 926 kilometers (579 miles). A unit of length approximating the distance from Earth to the Sun, defined as 149,597,870.7 km (92,955,807.3 miles). The scientific study of matter in outer space, especially the positions, dimensions, distribution, motion, composition, energy, and evolution of celestial bodies and phenomena.

4 days ago - List of solar system objects: By orbit—By mass—By radius—By name This is a list of named solar system objects, including planets, moons, dwarf planets, and trans-Neptunian objects, ordered alphabetically. For asteroids and other minor planets not listed here, see List of named asteroids.

April 16, 2014 - C is for Comet, with tails, ice, and dust, a trip near the Sun makes skywatching a must! ... Image credit: ©2014 DEUS consortium, via http://www.deus-consortium.org/. D is for Dark Matter, the great cosmic glue that holds clusters together, but not me and you! ... Image credit: Miloslav Druckmuller (Brno U. of Tech.), Peter Aniol, and Vojtech Rusin. E is for Eclipse, where the Moon, Earth and Sun cast light-blocking shadows that can’t be outrun.

August 18, 2009 - Explore the stars with this alphabetical Astronomy Word List (from a-z)!