Relativistic Doppler Shift Calculator computes wavelength/frequency shift for a moving source, with a spectral plot. Input Type: Wavelength (\\(\lambda_0\\))Frequency (\\(f_0\\))...
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Cosmological Horizon Calculator finds particle or event horizon distance in a flat universe, with a plot. Horizon Type: Particle HorizonEvent...
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Lense-Thirring Precession Calculator finds orbital precession rate due to frame-dragging, with a plot. Primary Body: CustomEarth (M = 5.972 ×...
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Roche Limit Calculator finds the minimum orbital distance for a satellite, with a plot of distance. Primary Body Mass \\(M\\)...
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Gravitational Wave Strain Calculator computes strain from a binary system, with a waveform plot. Mass 1 \\(m_1\\) (kg): Custom MassSun...
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Relativistic Energy-Momentum Calculator finds energy and momentum of a particle, with a plot vs. velocity. Rest Mass \\(m\\) (kg): Custom...
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Hubble’s Law Distance Calculator finds galaxy distance from recession velocity, with a plot of distance vs. velocity. Recession Velocity \\(v\\)...
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Keplerian Orbit Simulator models a planet’s elliptical orbit around a star, showing period and motion per Kepler’s laws. Central Body...
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Schwarzschild Radius Calculator finds a black hole’s event horizon from planet/star masses, with a plot. Mass \\(M\\) (kg): Custom MassMercury...
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Gravitational Redshift Calculator computes the redshift of light due to gravity, with a plot of redshift vs. distance. Mass \\(M\\)...
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