GJ 724 - System
Simulates GJ 724, a cool M-dwarf of 0.53 solar masses, and GJ 724 b, a 10.8-Earth-mass planet, with an orbital period of 5.1 days, at 0.047 AU from its star, and an equilibrium temperature near 611 K, on an eccentric.
Scenarios
Exoplanets
Confirmed exoplanet systems from the NASA Exoplanet Archive, built from published orbital elements. Browse from single-planet hosts to compact multi-planet systems such as TRAPPIST-1, and watch how real architectures hold together under Newtonian gravity.
GJ 740 - System
Simulates GJ 740, a cool M-dwarf of 0.58 solar masses, and GJ 740 b, a 3.0-Earth-mass planet, with an orbital period of 2.4 days, at 0.029 AU from its star, and an equilibrium temperature near 829 K, on an eccentric.
GJ 806 - System
Simulates GJ 806, a cool M-dwarf of 0.41 solar masses, and GJ 806 b, a 1.9-Earth-mass planet, with an orbital period of 22.2 hours, at 0.014 AU from its star, and an equilibrium temperature near 940 K.
GJ 832 - System
Simulates GJ 832, a cool M-dwarf of 0.45 solar masses, and GJ 832 b, a 0.99-Jupiter-mass companion, with an orbital period of 10.5 years, at 3.700 AU from its star.
GJ 849 - System
Simulates GJ 849, a cool M-dwarf of 0.45 solar masses, and GJ 849 b, a 0.89-Jupiter-mass companion, with an orbital period of 5.27 years, at 2.320 AU from its star.
GJ 86 - System
Simulates GJ 86, an orange K-type dwarf of 0.93 solar masses, and GJ 86 b, a 4.42-Jupiter-mass companion, with an orbital period of 15.8 days, at 0.110 AU from its star.
GJ 876 - System
Simulates GJ 876, the first planet found around a red dwarf. Its giants are locked in a Laplace resonance, so their orbits keep a repeating gravitational rhythm.
GJ 887 - System
Simulates GJ 887, a cool M-dwarf of 0.49 solar masses, and GJ 887 e, a 1.5-Earth-mass planet, with an orbital period of 4.4 days, at 0.042 AU from its star, and an equilibrium temperature near 544 K.
GJ 896 A - System
Simulates GJ 896 A, a cool M-dwarf of 0.44 solar masses, and GJ 896 A b, a 2.26-Jupiter-mass companion, with an orbital period of 284 days, at 0.640 AU from its star, on an eccentric orbit (e ≈ 0.35).
GJ 900 A - System
Simulates GJ 900 A, an orange K-type dwarf of 1.08 solar masses, and GJ 900 b, a 11.0-Jupiter-mass companion, at 12,000 AU from its star.
GJ 9066 - System
Simulates GJ 9066, a cool M-dwarf of 0.15 solar masses, and GJ 9066 c, a 0.21-Jupiter-mass companion, with an orbital period of 2.11 years, at 0.880 AU from its star, on an eccentric orbit (e ≈ 0.46).
GJ 9404 - System
Simulates GJ 9404, an orange K-type dwarf of 0.62 solar masses, and GJ 9404 b, a 11.9-Earth-mass planet, with an orbital period of 13.5 days, at 0.094 AU from its star, on an eccentric orbit (e ≈ 0.49).
GJ 96 - System
Simulates GJ 96, a cool M-dwarf of 0.60 solar masses, and GJ 96 b, a 0.06-Jupiter-mass companion, with an orbital period of 73.9 days, at 0.291 AU from its star, on an eccentric orbit (e ≈ 0.44).
GJ 9689 - System
Simulates GJ 9689, a cool M-dwarf of 0.59 solar masses, and GJ 9689 b, a 9.7-Earth-mass planet, with an orbital period of 18.3 days, at 0.114 AU from its star, and an equilibrium temperature near 453 K, on an eccentric.
GJ 9714 - System
Simulates GJ 9714, an orange K-type dwarf of 0.67 solar masses, and GJ 9714 b, a 9.40-Jupiter-mass companion, with an orbital period of 52.7 years, at 12.3 AU from its star, on an eccentric orbit (e ≈ 0.15).
GJ 9773 - System
Simulates GJ 9773, a cool M-dwarf of 0.36 solar masses, and GJ 9773 b, a 0.54-Jupiter-mass companion, with an orbital period of 8.12 years, at 2.921 AU from its star, on an eccentric orbit (e ≈ 0.22).
GJ 9827 - System
Simulates GJ 9827, three planets straddling the radius valley. Neighbors on either side of the rocky-to-gaseous divide orbit the same star. The three planets were found by K2 photometry.
GPX-1 - System
Simulates GPX-1, a Sun-like F-type star of 1.68 solar masses, and GPX-1 b, a 19.7-Jupiter-mass companion, with an orbital period of 1.7 days, at 0.034 AU from its star, and an equilibrium temperature near 2,300 K.