🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.6

Radius: 10.8

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.74 AU - 0.8 AU

Year: 430 Days

Day: 8.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,816,829 km

• M1: 134,339 km (0.119 R)
• M2: 484,398 km (0.116 R)
• M3: 940,971 km (0.114 R)
• M4: 1,336,807 km (0.08 R)
• M5: 1,777,223 km (0.074 R)
• M6: 2,305,004 km (0.095 R)
• M7: 2,790,449 km (0.105 R)
• M8: 3,274,548 km (0.118 R)
• M9: 4,233,321 km (0.067 R)
• M10: 4,596,395 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924

Radius: 13.6

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.73 AU - 0.97 AU

Year: 498 Days

Day: 13.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,816,829 km

• M1: 169,195 km (0.101 R)
• M2: 737,667 km (0.036 R)
• M3: 1,247,347 km (0.119 R)
• M4: 1,903,334 km (0.092 R)
• M5: 2,717,894 km (0.061 R)
• M6: 3,316,286 km (0.053 R)
• M7: 4,379,029 km (0.078 R)
• M8: 6,003,662 km (0.105 R)
• M9: 6,481,178 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.2

Radius: 14.3

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.62 AU - 2.64 AU

Year: 2712 Days

Day: 11.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,816,829 km

• M1: 178,321 km (0.09 R)
• M2: 728,392 km (0.118 R)
• M3: 1,208,152 km (0.11 R)
• M4: 1,679,984 km (0.08 R)
• M5: 3,636,425 km (0.089 R)
• M6: 5,018,859 km (0.082 R)
• M7: 5,584,489 km (0.079 R)
• M8: 6,029,692 km (0.101 R)
• M9: 6,992,204 km (0.116 R)
• M10: 7,479,445 km (0.079 R)
• M11: 9,150,902 km (0.117 R)
• M12: 9,697,832 km (0.091 R)
• M13: 10,697,893 km (0.113 R)
• M14: 11,978,750 km (0.107 R)
• M15: 12,678,868 km (0.109 R)
• M16: 13,452,289 km (0.069 R)
• M17: 14,696,046 km (0.114 R)
• M18: 15,244,771 km (0.063 R)
• M19: 17,522,399 km (0.071 R)
• M20: 20,385,103 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.2

Radius: 4.1

Gravity: 40.88 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.29 AU - 9.65 AU

Year: 14306 Days

Day: 24 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,816,829 km

• M1: 51,013 km (0.107 R)
• M2: 371,601 km (0.073 R)
• M3: 1,060,350 km (0.092 R)
• M4: 1,613,712 km (0.09 R)
• M5: 1,812,229 km (0.109 R)
• M6: 2,027,051 km (0.1 R)
• M7: 2,238,583 km (0.107 R)
• M8: 2,443,532 km (0.088 R)
• M9: 3,209,922 km (0.107 R)
• M10: 3,524,675 km (0.11 R)
• M11: 3,917,669 km (0.079 R)
• M12: 8,269,022 km (0.089 R)
• M13: 9,424,666 km (0.102 R)
• M14: 10,178,490 km (0.115 R)
• M15: 10,683,831 km (0.113 R)
• M16: 12,051,006 km (0.053 R)
• M17: 13,867,723 km (0.038 R)
• M18: 14,558,416 km (0.088 R)
• M19: 14,699,188 km (0.114 R)
• M20: 15,710,768 km (0.111 R)
• M21: 18,688,813 km (0.119 R)
• M22: 21,929,851 km (0.081 R)
• M23: 22,301,153 km (0.119 R)
• M24: 22,771,189 km (0.092 R)
• M25: 24,024,221 km (0.102 R)
• M26: 25,731,133 km (0.114 R)
• M27: 34,231,284 km (0.057 R)
• M28: 35,616,859 km (0.109 R)
• M29: 39,447,911 km (0.082 R)
• M30: 52,902,744 km (0.118 R)
• M31: 55,951,249 km (0.032 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.9

Radius: 6

Gravity: 19.3 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.57 AU - 10.79 AU

Year: 19149 Days

Day: 19 Hours

Environment

Temp: -236 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,816,829 km

• M1: 74,649 km (0.031 R)
• M2: 345,571 km (0.109 R)
• M3: 575,503 km (0.11 R)
• M4: 875,447 km (0.052 R)
• M5: 1,378,694 km (0.058 R)
• M6: 1,685,968 km (0.109 R)
• M7: 1,884,185 km (0.119 R)
• M8: 2,097,961 km (0.117 R)
• M9: 2,668,826 km (0.118 R)
• M10: 2,990,761 km (0.091 R)
• M11: 4,475,819 km (0.074 R)
• M12: 5,932,603 km (0.117 R)
• M13: 6,308,991 km (0.078 R)
• M14: 6,790,547 km (0.116 R)
• M15: 8,964,802 km (0.056 R)
• M16: 11,120,507 km (0.056 R)
• M17: 12,085,114 km (0.066 R)
• M18: 13,174,336 km (0.078 R)
• M19: 18,101,642 km (0.095 R)
• M20: 18,715,142 km (0.078 R)
• M21: 21,893,648 km (0.092 R)
• M22: 27,767,609 km (0.095 R)
• M23: 30,507,195 km (0.11 R)
• M24: 31,878,857 km (0.082 R)
• M25: 33,683,606 km (0.096 R)
• M26: 40,239,284 km (0.079 R)
• M27: 40,983,085 km (0.097 R)
• M28: 41,584,618 km (0.116 R)
• M29: 44,049,991 km (0.07 R)
• M30: 52,203,374 km (0.115 R)
• M31: 52,555,976 km (0.11 R)
• M32: 57,098,665 km (0.109 R)
• M33: 64,089,673 km (0.116 R)
• M34: 69,054,228 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.5

Radius: 6.5

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.52 AU - 11.4 AU

Year: 19986 Days

Day: 24.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,816,829 km

• M1: 80,783 km (0.114 R)
• M2: 721,062 km (0.098 R)
• M3: 1,321,398 km (0.08 R)
• M4: 1,680,134 km (0.081 R)
• M5: 1,925,325 km (0.119 R)
• M6: 2,921,347 km (0.092 R)
• M7: 3,180,152 km (0.1 R)
• M8: 4,021,340 km (0.113 R)
• M9: 5,513,579 km (0.097 R)
• M10: 5,873,212 km (0.098 R)
• M11: 6,134,261 km (0.029 R)
• M12: 6,922,791 km (0.053 R)
• M13: 7,299,030 km (0.103 R)
• M14: 10,005,704 km (0.042 R)
• M15: 14,228,702 km (0.077 R)
• M16: 16,032,853 km (0.097 R)
• M17: 17,064,779 km (0.032 R)
• M18: 17,520,454 km (0.078 R)
• M19: 19,097,664 km (0.072 R)
• M20: 21,374,095 km (0.11 R)
• M21: 24,394,326 km (0.03 R)
• M22: 25,362,823 km (0.055 R)
• M23: 26,055,910 km (0.119 R)
• M24: 28,740,893 km (0.088 R)
• M25: 30,371,061 km (0.091 R)
• M26: 35,139,493 km (0.119 R)
• M27: 36,000,578 km (0.118 R)
• M28: 39,453,746 km (0.025 R)
• M29: 40,517,835 km (0.116 R)
• M30: 44,678,601 km (0.084 R)
• M31: 51,283,197 km (0.065 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 17,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit