The Stellar Parallax Problem
Mainstream astronomy determines stellar distances using parallax — measuring the apparent shift in a star's position against the background as Earth orbits the sun. The closer the star, the larger its parallax. For the nearest star (Proxima Centauri, 4.24 light-years), the parallax angle is 0.7687 arcseconds — a tiny but measurable shift. For stars beyond a few hundred light-years, the parallax is below the measurement threshold and distances are calculated by other indirect methods (spectral classification, Cepheid variables, etc.) that all depend on the initial parallax measurements for calibration.
The problem: all stellar parallax calculations assume a globe Earth orbiting the sun with a baseline of 2 AU (the diameter of Earth's orbit). On a flat Earth with a local sun, there is no such baseline. The stars are fixed, the flat Earth does not orbit anything, and every distance calculation built on heliocentric parallax is therefore built on an assumption — not a measurement. Stars could be far closer than claimed and embedded in the dome above without any of the existing observations requiring revision except the assumption of the orbital baseline.
Star Trail Photography
Long-exposure photography of the night sky from the Northern Hemisphere shows all stars completing circular arcs centred on Polaris. Short-exposure time-lapses show the full star field rotating as a single unit around this fixed central point. This is consistent with two models: (1) a spinning globe Earth whose north pole axis points at Polaris, or (2) a flat stationary Earth above which the firmament dome rotates, carrying the embedded stars around the central fixed point of Polaris directly above the North Pole.
Flat earth researchers argue that the dome-rotation model is simpler — it requires no Earth spin (which would create measurable effects absent in observations), no impossibly distant Polaris, and is consistent with the ancient cosmological model that described exactly this: a rotating sky dome above a fixed flat Earth.
The 12 zodiacal constellations are the same 12 groupings recognised independently by Babylonian, Greek, Egyptian, Chinese, and Indian astronomical traditions. These cultures had no established cross-communication for cosmological star mapping. They all identified the same star groupings because those groupings are real, fixed, visible features inscribed into the surface of the dome above them — not arbitrary patterns assembled from randomly positioned distant suns.
Stars Cannot Be Distant Suns
Twinkle is Not Atmospheric — It's Electrical
Stars twinkle. The mainstream explanation is atmospheric turbulence scattering light from a point source. But planets (which are also "distant objects" in mainstream astronomy) do not twinkle — they have stable discs. If twinkle were atmospheric, planets would twinkle too. The difference is that stars are electrical points on a dome interacting with atmospheric charge — not point sources at incomprehensible distances.
Consistent Apparent Size Across Centuries
If stars were moving through space independently as neighbouring suns, their proper motion (slight drift across the sky) would change their relative positions measurably over centuries. Pre-Copernican star catalogues (Hipparchus 127 BC, Ptolemy 150 AD) list the same constellations with virtually identical star positions visible today. "Proper motion" is claimed at imperceptibly small scales requiring the assumption of enormous distances.
Stars Visible During Solar Eclipses
During total solar eclipses, stars become visible around the blacked-out sun. The stars visible are always those that should be "behind" the sun on the globe model — visible only because the sun has temporarily been blocked. But flat earth researchers note that if stars are on the dome at constant distance, blocking the nearby local sun would simply allow the dimly visible dome stars to become perceptible — consistent with stars being embedded just above the sun's altitude.