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what is the milky way galaxy?
a spiral galaxy containing our solar system and billions of other stars, dust, and gas
what is a galaxy?
a gigantic system / a vast collection of stars, gas, dust, and dark matter, held together by gravity
what are the celestial bodies? and examples
are objects in space such as the sun, moon, planets, and stars.
in which galaxy do we reside in the Pinwheel Galaxy--Whirlpool Galaxy--Milky Way Galaxy--Andromeda Galaxy
Milky Way Galaxy
Which galaxy is the Milky Way on course to collide with?
andromeda galaxy
whose space telescope captured images of the Arp 107 collision?
James Webb
what are black holes?
is a region of space
why do we float in the milky way galaxy?
is due to free fall. Objects in space, including us, are constantly free-falling toward the center of the galaxy, but because of the immense speed at which we are falling, we are also orbiting the galactic center.
types of galaxies
Spirals-Ellipticals-Irregulars
why do we float in the milky way galaxy?
is due to free fall. Objects in space, including us, are constantly free-falling toward the center of the galaxy, but because of the immense speed at which we are falling, we are also orbiting the galactic center.
why ar eblack holes called black holes
becouse gravity is so intense nothing not even light can scape
what is a galactic year?
is the time it takes for the Sun and our solar system to complete one orbit around the center of the Milky Way galaxy.
the local group
how are black holes formed
form when massive amounts of matter collapse into an incredibly small and dense point.
what is the milky way galaxy made of
the halo, the disk, the central bulge, and globular cluster, each with different types of stars and structures.
classification of celestial bodies
Stars (suns, dwarfs, giants, supernovae)
Planets (rocky, gaseous, dwarfs)
Natural satellites (moons)
Asteroids
Comets
Meteoroids, meteors, and meteorites
what type of galaxy is the milky way galaxy?
spiral galaxy
what is the mily way galaxy made of?
halo, disk, central bulb, and globular cluster, each with different types of stars and structures.
how much galaxies does the local group contain?
contains around three dozen galaxies or 36 galaxies
types of black holes