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Stars and Galaxies background. Colorful.
Colorful space background, glowing galaxies and stars are passing by. Full HD, loopable. Images courtesy of: http://www.nasa.gov Animation created exclusively for iStockphoto.
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Astrophysics, black holes. Animation of a pair of black holes locked in a death spiral in the centre of a spiral galaxy. When they merge, a massive amount of energy is released in the form of jets. . Credit NASA.
Astrophysics, black holes. Animation of a pair of black holes locked in a death spiral in the centre of a spiral galaxy. When they merge, a massive amount of energy is released in the form of jets. . Credit NASA.
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A video zoom onto the grand-design spiral galaxy Messier 74
A video zoom onto the grand-design spiral galaxy Messier 74
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Starscape and Moonrise Moving Time-Lapse Over Idaho Lava Rocks
Starscape and Moonrise Moving Time-Lapse Over Idaho Lava Rocks
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Futuristic light tunnel. Abstract background
Futuristic light tunnel, time space tunnel loop animation
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Futuristic light tunnel. Abstract background
Futuristic light tunnel, time space tunnel loop animation
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Astrophysics. Animation of a Cepheid variable star varying in brightness in the arm of a spiral galaxy.
A Cepheid is a star that varies in light intensity over regular, measurable periods. The period of pulsation is directly related to a Cepheid's intrinsic brightness making observations of these stars useful for determining distance. ...
Crash Course
Crash Course Astronomy #38: Galaxies, Part 1
The Milky Way is our neighborhood in the universe. It's a galaxy and there are many others out there. Galaxies contain gas, dust, and billions of stars or more. They come in four main shapes: elliptical, spiral, peculiar, and irregular....