LHS 1478 - System
Simulates LHS 1478, a cool M-dwarf of 0.24 solar masses, and LHS 1478 b, a 2.3-Earth-mass planet, with an orbital period of 1.9 days, at 0.018 AU from its star, and an equilibrium temperature near 595 K.
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.
LHS 1678 - System
Simulates LHS 1678, a cool M-dwarf of 0.34 solar masses, and LHS 1678 b, a planet with 0.7 Earth radii, with an orbital period of 20.6 hours, at 0.012 AU from its star.
LHS 1815 - System
Simulates LHS 1815, a cool M-dwarf of 0.50 solar masses, and LHS 1815 b, a 1.6-Earth-mass planet, with an orbital period of 3.8 days.
LHS 1903 - System
Simulates LHS 1903, a cool M-dwarf of 0.54 solar masses, and LHS 1903 b, a 3.3-Earth-mass planet, with an orbital period of 2.2 days, at 0.027 AU from its star, and an equilibrium temperature near 796 K.
LHS 3154 - System
Simulates LHS 3154, a cool M-dwarf of 0.11 solar masses, and LHS 3154 b, a 13.2-Earth-mass planet, with an orbital period of 3.7 days, at 0.023 AU from its star, on an eccentric orbit (e ≈ 0.08).
LHS 3844 - System
Simulates LHS 3844 b, a bare-rock planet with no detected atmosphere. Its dayside phase curve shows heat reradiated straight from the surface. The world orbits in only about 11 hours.
LHS 475 - System
Simulates LHS 475, a cool M-dwarf of 0.26 solar masses, and LHS 475 b, a planet with 1.0 Earth radii, with an orbital period of 2.0 days, and an equilibrium temperature near 586 K.
LP 261-75 A - System
Simulates LP 261-75 A, a cool M-dwarf of 0.22 solar masses, and LP 261-75 b, a 21.0-Jupiter-mass companion, at 450 AU from its star, and an equilibrium temperature near 1,500 K.
LP 714-47 - System
Simulates LP 714-47, a cool M-dwarf of 0.54 solar masses, and LP 714-47 b, a 0.09-Jupiter-mass companion, with an orbital period of 4.1 days, at 0.041 AU from its star, and an equilibrium temperature near 723 K.
LP 791-18 - System
Simulates LP 791-18, a cool M-dwarf of 0.14 solar masses, and LP 791-18 b, a planet with 1.2 Earth radii, with an orbital period of 22.8 hours, at 0.010 AU from its star, and an equilibrium temperature near 564 K.
LP 890-9 - System
Simulates LP 890-9, also SPECULOOS-2, an ultracool dwarf with two Earth-sized planets. The outer one transits in the habitable zone. The host is one of the coolest stars known to have planets.
LSPM J2116+0234 - System
Simulates LSPM J2116+0234, a cool M-dwarf of 0.43 solar masses, and LSPM J2116+0234 b, a 13.3-Earth-mass planet, with an orbital period of 14.4 days, at 0.088 AU from its star, on an eccentric orbit (e ≈ 0.18).
LTT 1445 A - System
Simulates LTT 1445 A, a cool M-dwarf of 0.26 solar masses, and LTT 1445 A c, a 1.5-Earth-mass planet, with an orbital period of 3.1 days, at 0.027 AU from its star, and an equilibrium temperature near 508 K.
LTT 3780 - System
Simulates LTT 3780, a cool M-dwarf of 0.38 solar masses, and LTT 3780 b, a 2.5-Earth-mass planet, with an orbital period of 18.4 hours, at 0.012 AU from its star, and an equilibrium temperature near 903 K.
LTT 9779 - System
Simulates LTT 9779, a Sun-like G-type star of 1.02 solar masses, and LTT 9779 b, a 0.09-Jupiter-mass companion, with an orbital period of 19.0 hours, at 0.017 AU from its star, and an equilibrium temperature near 1,978 K.
LkCa 15 - System
Simulates LkCa 15, an orange K-type dwarf of 1.00 solar masses, and LkCa 15 b, a confirmed exoplanet, at 14.7 AU from its star.
Luhman 16 A - System
Simulates Luhman 16 A, a Sun-like G-type star of 0.03 solar masses, and Luhman 16 b, a 29.4-Jupiter-mass companion, with an orbital period of 26.5 years, at 3.520 AU from its star, on an eccentric orbit (e ≈ 0.34).
Lupus-TR-3 - System
Simulates Lupus-TR-3, an orange K-type dwarf of 0.87 solar masses, and Lupus-TR-3 b, a 0.81-Jupiter-mass companion, with an orbital period of 3.9 days, at 0.046 AU from its star.