Matter and energy are the two. Major Components of the Universe. Universe Infographics Elements Template Infographic Solar System Planets Planet For Kids An enormous challenge for scientists is that most of the matter in the Universe is. . 111 STARS Starsarespherical objects in space that radiate energy from their hot cores like a thermonuclear reactor. Components of the Universe The phototaken by a satellite in 2003shows the most distant part of the universe that has been observed from Earth. A system of millions or billions of stars together with gas and dustheld together by gravitational attraction. Components of the Universe Chapter 11. An enormous challenge for scientists is that most of the matter in the Universe is invisible and the. Our universe is a large and unimaginable expanse of dust gas stars clouds galaxies and life. Science Teaching Junkie Inc. What makes up most of the universe. No symmetr