GJ 1148 - System
Simulates GJ 1148, a cool M-dwarf of 0.34 solar masses, and GJ 1148 b, a 0.30-Jupiter-mass companion, with an orbital period of 41.4 days, at 0.166 AU from its star, on an eccentric orbit (e ≈ 0.38).
All Scenarios
Browse every interactive 3D gravity simulation — from NASA exoplanet systems and JPL Horizons Solar System models to n-body choreographies, spacecraft trajectories, and hypothetical what-if experiments. All run on Newtonian n-body physics.
GJ 1151 - System
Simulates GJ 1151, a cool M-dwarf of 0.16 solar masses, and GJ 1151 c, a 10.6-Earth-mass planet, with an orbital period of 1.07 years, at 0.571 AU from its star.
GJ 1214 - System
Simulates GJ 1214 b, the archetype sub-Neptune. This nearby mini-Neptune has a famously flat transmission spectrum, hiding water, haze, or both. The red-dwarf host is only about 48 light-years away.
GJ 1252 - System
Simulates GJ 1252, a cool M-dwarf of 0.38 solar masses, and GJ 1252 b, a 1.3-Earth-mass planet, with an orbital period of 12.4 hours.
GJ 1265 - System
Simulates GJ 1265, a cool M-dwarf of 0.18 solar masses, and GJ 1265 b, a 7.4-Earth-mass planet, with an orbital period of 3.7 days, at 0.026 AU from its star.
GJ 1289 - System
Simulates GJ 1289, a cool M-dwarf of 0.21 solar masses, and GJ 1289 b, a 6.3-Earth-mass planet, with an orbital period of 112 days, at 0.270 AU from its star, and an equilibrium temperature near 150 K.
GJ 143 - System
Simulates GJ 143, an orange K-type dwarf of 0.73 solar masses, and HD 21749 c, a 3.7-Earth-mass planet, with an orbital period of 7.8 days, at 0.070 AU from its star, and an equilibrium temperature near 701 K.
GJ 15 A - System
Simulates GJ 15 A, a cool M-dwarf of 0.38 solar masses, and GJ 15 A b, a 3.0-Earth-mass planet, with an orbital period of 11.4 days, at 0.072 AU from its star, on an eccentric orbit (e ≈ 0.09).
GJ 160.2 - System
Simulates GJ 160.2, a cool M-dwarf of 0.69 solar masses, and GJ 160.2 b, a 10.2-Earth-mass planet, with an orbital period of 5.2 days, at 0.053 AU from its star, on an eccentric orbit (e ≈ 0.06).
GJ 163 - System
Simulates GJ 163, a cool M-dwarf of 0.40 solar masses, and GJ 163 b, a 10.6-Earth-mass planet, with an orbital period of 8.6 days, at 0.061 AU from its star, on an eccentric orbit (e ≈ 0.07).
GJ 179 - System
Simulates GJ 179, a cool M-dwarf of 0.36 solar masses, and GJ 179 b, a 0.82-Jupiter-mass companion, with an orbital period of 6.26 years, at 2.410 AU from its star, on an eccentric orbit (e ≈ 0.21).
GJ 180 - System
Simulates GJ 180, a cool M-dwarf of 0.43 solar masses, and GJ 180 b, a 6.5-Earth-mass planet, with an orbital period of 17.1 days, at 0.092 AU from its star, on an eccentric orbit (e ≈ 0.07).
GJ 2030 - System
Simulates GJ 2030, a Sun-like G-type star of 0.96 solar masses, and GJ 2030 b, a 4.8-Earth-mass planet, with an orbital period of 2.4 days, at 0.034 AU from its star, on an eccentric orbit (e ≈ 0.24).
GJ 2056 - System
Simulates GJ 2056, an orange K-type dwarf of 0.62 solar masses, and GJ 2056 b, a 0.05-Jupiter-mass companion, with an orbital period of 70.0 days, at 0.283 AU from its star, on an eccentric orbit (e ≈ 0.72).
GJ 2126 - System
Simulates GJ 2126, a cool M-dwarf of 0.65 solar masses, and GJ 2126 b, a 1.30-Jupiter-mass companion, with an orbital period of 273 days, at 0.710 AU from its star, on an eccentric orbit (e ≈ 0.85).
GJ 229 - System
Simulates GJ 229, a cool M-dwarf of 0.51 solar masses, and GJ 229 A c, a 8.6-Earth-mass planet, with an orbital period of 122 days, at 0.384 AU from its star, on an eccentric orbit (e ≈ 0.37).
GJ 238 - System
Simulates GJ 238, a cool M-dwarf of 0.42 solar masses, and GJ 238 b, a planet with 0.6 Earth radii, with an orbital period of 1.7 days, at 0.021 AU from its star, and an equilibrium temperature near 758 K.
GJ 251 - System
Simulates GJ 251, a cool M-dwarf of 0.35 solar masses, and GJ 251 b, a 3.9-Earth-mass planet, with an orbital period of 14.2 days, at 0.081 AU from its star, and an equilibrium temperature near 336 K.