Have we observed sufficient extra-solar planetary systems to establish a planetary distribution pattern?
105621
Are the known exoplanets representative of the population of exoplanets?
130146
Smolin on Cosmological selection and neutron stars
85007
The "Satellite Paradox": Twin paradox in orbiting satellites
13221
How would normal matter behave under conditions found in the core of the sun?
64734
Distribution of Dark Matter around galaxies
135755
Many-worlds: how often is the split how many are the universes? (And how do you model this mathematically.)
61243
What system is the planet at the end of Force Awakens in?
21662
What was the density of the universe when it was only the size of our solar system?
16647
Is the world $C^\infty$?
63936
Would order 1AU metric expansion of space begin if the solar system were not inside a galaxy?
53096
Is sun revolving around certain mass in space with reference to some other galaxy?
103756
Does Earth experience any significant, measurable time dilation at perihelion?
71201
How to distribute objects in a circular pattern on a surface (Radial Array, Polar Array)
85456
Are there any other planets besides Arda in Ea?
139610
How did planets have an elliptical orbit in the first place?
155856
Plotting the Layers of Earth
13452
Can low-gravity planets sustain a breathable atmosphere?