Top network posts

• 65 Why the galaxies form 2D planes (or spiral-like) instead of 3D balls (or spherical-like)?
• 41 Might a planet perform figure-8 orbits around two stars?
• 29 As the universe ages, will we see more stars or less?
• 12 Distribution of star colours in a galaxy
• 12 Difference between Gunn Peterson trough and the Lyman Alpha Forest? Cosmological implications?
• 12 How can we distinguish between the metric expansion of space and the speed of light slowing over time?
• 10 Galaxy Spectra: Emission and Absorption Lines
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