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Chapter 1 A Modern View of the Universe

Puzzle Type: Educational
Horizontales
The distance that light can travel in 1 year
The spinning of an object around its axis.
A gigantic region of space in which many groups and clusters of galaxies are packed closely together.
The group of about 40 galaxies to which the Milky Way Galaxy belongs to.
Pluto is consider a______.
The orbital motion of one object around another due to gravity.
The portion of the entire universe that can be seen from Earth.
The Sun is called this
Our solar system belongs to the hug, disk-shaped collection of stars called____
The plane of Earth's orbit around the Sun.
The name given to the event thought to mark the birth of the universe
Verticales
The amount by which a planet's axis is tilted with respect to a line perpendicular to the ecliptic plane.
A collection of galaxies bound together by gravity.
The sun and all the materials orbits it
The average distance between the Earth and the Sun.
The process in which Two (or more) smaller nuclei slam together and make one large nucleus.
A great island of stars in space
The sum total of all matter and energy
A star or any planets or any other materials that orbits it.
A relatively small and rocky object that orbits the a star