🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.5

Radius: 9.4

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.35 AU - 5.65 AU

Year: 4711 Days

Day: 5.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,625,691 km

• M1: 117,434 km (0.082 R)
• M2: 613,351 km (0.072 R)
• M3: 1,304,643 km (0.079 R)
• M4: 1,633,310 km (0.092 R)
• M5: 2,040,216 km (0.05 R)
• M6: 3,120,312 km (0.04 R)
• M7: 3,532,155 km (0.043 R)
• M8: 4,331,158 km (0.108 R)
• M9: 5,830,128 km (0.093 R)
• M10: 11,239,288 km (0.096 R)
• M11: 12,019,291 km (0.088 R)
• M12: 13,853,511 km (0.095 R)

Planet 2 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.3

Radius: 6.6

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 14.48 AU - 15.4 AU

Year: 21092 Days

Day: 24.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,625,691 km

• M1: 82,129 km (0.097 R)
• M2: 330,761 km (0.108 R)
• M3: 833,709 km (0.106 R)
• M4: 1,211,444 km (0.075 R)
• M5: 1,869,525 km (0.099 R)
• M6: 2,090,331 km (0.094 R)
• M7: 3,030,105 km (0.103 R)
• M8: 4,318,891 km (0.102 R)
• M9: 5,592,716 km (0.119 R)
• M10: 6,418,048 km (0.06 R)
• M11: 7,011,802 km (0.067 R)
• M12: 8,065,569 km (0.052 R)
• M13: 8,655,434 km (0.026 R)
• M14: 9,116,494 km (0.117 R)
• M15: 12,170,086 km (0.063 R)
• M16: 16,224,936 km (0.103 R)
• M17: 16,689,737 km (0.076 R)
• M18: 17,323,433 km (0.102 R)
• M19: 17,565,034 km (0.101 R)
• M20: 18,303,748 km (0.069 R)
• M21: 26,224,507 km (0.082 R)
• M22: 26,650,113 km (0.102 R)
• M23: 29,990,633 km (0.111 R)
• M24: 32,610,690 km (0.108 R)
• M25: 34,864,831 km (0.104 R)
• M26: 39,402,134 km (0.118 R)
• M27: 41,523,283 km (0.1 R)
• M28: 42,246,887 km (0.081 R)
• M29: 42,831,815 km (0.071 R)
• M30: 43,719,379 km (0.037 R)
• M31: 47,707,210 km (0.118 R)
• M32: 53,449,225 km (0.101 R)
• M33: 60,371,118 km (0.029 R)
• M34: 63,185,054 km (0.071 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.7

Radius: 6.9

Gravity: 15.41 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 14.34 AU - 16 AU

Year: 21581 Days

Day: 18.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,625,691 km

• M1: 86,168 km (0.117 R)
• M2: 325,076 km (0.105 R)
• M3: 832,662 km (0.062 R)
• M4: 1,395,150 km (0.092 R)
• M5: 1,940,135 km (0.068 R)
• M6: 2,384,291 km (0.073 R)
• M7: 3,358,622 km (0.047 R)
• M8: 4,976,373 km (0.109 R)
• M9: 6,636,162 km (0.115 R)
• M10: 7,393,127 km (0.087 R)
• M11: 8,206,191 km (0.078 R)
• M12: 8,743,846 km (0.084 R)
• M13: 11,002,624 km (0.075 R)
• M14: 11,523,374 km (0.118 R)
• M15: 16,214,614 km (0.083 R)
• M16: 16,718,609 km (0.063 R)
• M17: 19,024,062 km (0.115 R)
• M18: 21,533,118 km (0.109 R)
• M19: 21,937,780 km (0.116 R)
• M20: 25,247,782 km (0.099 R)
• M21: 27,432,958 km (0.109 R)
• M22: 29,368,306 km (0.093 R)
• M23: 31,522,515 km (0.092 R)
• M24: 34,601,539 km (0.07 R)
• M25: 39,210,799 km (0.084 R)
• M26: 48,404,934 km (0.1 R)
• M27: 49,800,383 km (0.12 R)
• M28: 51,943,522 km (0.095 R)
• M29: 59,134,542 km (0.101 R)
• M30: 59,530,378 km (0.045 R)
• M31: 61,942,794 km (0.037 R)
• M32: 68,692,799 km (0.11 R)
• M33: 69,130,223 km (0.09 R)
• M34: 76,618,943 km (0.076 R)
• M35: 79,953,031 km (0.065 R)
• M36: 80,679,777 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.6

Radius: 5.4

Gravity: 23.75 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 15.74 AU - 15.84 AU

Year: 22917 Days

Day: 23.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 79.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,625,691 km

• M1: 68,366 km (0.091 R)
• M2: 277,354 km (0.115 R)
• M3: 554,410 km (0.119 R)
• M4: 981,362 km (0.112 R)
• M5: 1,881,792 km (0.068 R)
• M6: 2,300,815 km (0.118 R)
• M7: 2,678,849 km (0.076 R)
• M8: 2,909,230 km (0.107 R)
• M9: 3,351,291 km (0.059 R)
• M10: 4,544,484 km (0.107 R)
• M11: 5,335,109 km (0.079 R)
• M12: 8,253,614 km (0.088 R)
• M13: 10,079,456 km (0.096 R)
• M14: 15,058,073 km (0.096 R)
• M15: 17,403,468 km (0.109 R)
• M16: 19,126,836 km (0.092 R)
• M17: 24,199,251 km (0.116 R)
• M18: 25,086,067 km (0.045 R)
• M19: 28,727,728 km (0.058 R)
• M20: 34,757,420 km (0.104 R)
• M21: 36,028,104 km (0.11 R)
• M22: 42,688,949 km (0.118 R)
• M23: 50,125,160 km (0.069 R)
• M24: 50,841,136 km (0.089 R)
• M25: 52,476,839 km (0.1 R)
• M26: 53,400,606 km (0.099 R)
• M27: 60,981,328 km (0.115 R)
• M28: 63,868,417 km (0.116 R)
• M29: 66,199,751 km (0.081 R)
• M30: 78,952,819 km (0.114 R)
• M31: 81,143,979 km (0.116 R)
• M32: 82,130,577 km (0.113 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 14,282 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit