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a bright cloud band similar to the south polar streak may be seen
by the Wide Field Camera 3
like these thick pillars of gas and dust
The concentration of mass is determined by analyzing the effect of so-called gravitational lensing
visible and infrared light (spanning wavelengths from 338 to 930 nanometers) were combined to create the individual frames
Dark Matter of Bullet Cluster Medium:Fine Art a bright cloud band similarDark matter is the most mysterious substance in the Universe. All our current knowledge suggests that has to exist because we observe its gravitational interaction with the surrounding matter but we can not find any particle responsible for it. It only shows how much is still to discover about the universe. This composite image shows the galaxy cluster 1E 0657 556 commonly known as the "bullet cluster." This cluster was formed after the collision of