WebHundreds of billions of stars lie in the Milky Way Galaxy, a system of stars and interstellar gas and dust. The Sun and its solar system , including Earth , lie well within this galaxy. In … WebThe Milky Way Galaxy is thought to have originated as a spherical mass of stars. It later collapsed into a disklike shape because of its gravity and rotation. Beyond the entire visible part of the galaxy extends a massive halo of “dark matter” of unknown origin. Scientists know it exists because of the effects it has on the galaxy’s rotation.
The Milky Way and Other Galaxies Lesson Plan - Legends of …
WebMar 25, 2015 · The Andromeda galaxy is about 2.5 million light years away, simply put light takes 2.5 million years to travel from Andromeda to earth. It is believed that Andromeda has about 400 billion stars. This makes it almost twice as big as our Milky Way. The Andromeda galaxy is spiral in shape, and like other spiral galaxies, it is a giant pinwheel of ... WebJan 19, 2024 · A galaxy is a huge collection of gas, dust, and billions of stars all held together by gravity. All galaxies are made up of these same things. However, they come in many different shapes and sizes. ... Our home galaxy, the Milky Way, is a very good example of one. Elliptical galaxies are shaped like stretched-out circles, or ellipses. Some ... megan rohrer original name
What Is The Milky Way Galaxy? Spiral Galaxy We Call Home
WebMar 31, 2024 · The Milky Way is an ancient galaxy that was born only a few hundred million years after the Big Bang. Credit: NASA/JPL Most galaxies are between 10 billion and 13.6 … WebApr 14, 2024 · For example, RX J2129-z95 is just 105.6 light-years across, which is tiny compared to the 100,000 light-year-diameter of our Milky Way galaxy or even modern … WebApr 11, 2024 · The Center of the Milky Way Galaxy, Long Exposure Photograph Canvas Print CW 4978 Our Wraps are digitally printed at a high resolution using faded resistant inks on … nancy a day with tropical sunglasses