🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.43 AU - 1.81 AU

Year: 777 Days

Day: 45.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.17 AU - 4.13 AU

Year: 2627 Days

Day: 40.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.2

Radius: 8.8

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.22 AU - 7.2 AU

Year: 6548 Days

Day: 6 Hours

Environment

Temp: -160 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,474,442 km

• M1: 109,506 km (0.056 R)
• M2: 912,846 km (0.091 R)
• M3: 1,921,734 km (0.067 R)
• M4: 3,221,441 km (0.084 R)
• M5: 4,469,835 km (0.098 R)
• M6: 4,872,103 km (0.104 R)
• M7: 5,189,550 km (0.112 R)
• M8: 6,411,017 km (0.093 R)
• M9: 10,201,378 km (0.116 R)
• M10: 10,590,632 km (0.083 R)
• M11: 13,859,495 km (0.086 R)
• M12: 15,551,447 km (0.071 R)
• M13: 17,994,829 km (0.071 R)
• M14: 18,372,713 km (0.101 R)
• M15: 18,755,833 km (0.092 R)
• M16: 20,138,865 km (0.085 R)
• M17: 21,237,363 km (0.096 R)
• M18: 21,944,063 km (0.062 R)
• M19: 24,157,812 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.5

Radius: 4.3

Gravity: 43.4 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 10.9 AU - 13.3 AU

Year: 15856 Days

Day: 15.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,474,442 km

• M1: 54,005 km (0.104 R)
• M2: 319,242 km (0.117 R)
• M3: 524,341 km (0.101 R)
• M4: 662,419 km (0.112 R)
• M5: 1,113,457 km (0.079 R)
• M6: 1,710,652 km (0.08 R)
• M7: 2,498,434 km (0.073 R)
• M8: 3,419,508 km (0.085 R)
• M9: 4,252,768 km (0.047 R)
• M10: 4,614,346 km (0.071 R)
• M11: 5,588,677 km (0.116 R)
• M12: 5,862,142 km (0.096 R)
• M13: 7,046,060 km (0.085 R)
• M14: 7,837,732 km (0.12 R)
• M15: 8,130,943 km (0.119 R)
• M16: 9,160,925 km (0.071 R)
• M17: 9,707,107 km (0.11 R)
• M18: 11,352,085 km (0.103 R)
• M19: 13,449,297 km (0.086 R)
• M20: 13,869,219 km (0.119 R)
• M21: 15,484,427 km (0.074 R)
• M22: 17,632,951 km (0.115 R)
• M23: 18,051,377 km (0.063 R)
• M24: 29,134,036 km (0.104 R)
• M25: 31,397,601 km (0.025 R)
• M26: 41,920,315 km (0.087 R)
• M27: 42,965,705 km (0.048 R)
• M28: 49,605,457 km (0.1 R)
• M29: 50,271,317 km (0.074 R)
• M30: 51,111,908 km (0.12 R)
• M31: 56,896,857 km (0.1 R)
• M32: 58,918,074 km (0.117 R)
• M33: 60,986,564 km (0.059 R)
• M34: 65,069,090 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.3

Radius: 7.9

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 15.95 AU - 19.45 AU

Year: 28053 Days

Day: 20.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,474,442 km

• M1: 100,380 km (0.116 R)
• M2: 347,965 km (0.057 R)
• M3: 738,265 km (0.055 R)
• M4: 1,291,478 km (0.095 R)
• M5: 2,379,205 km (0.103 R)
• M6: 2,993,453 km (0.05 R)
• M7: 5,786,745 km (0.115 R)
• M8: 10,098,455 km (0.101 R)
• M9: 10,431,759 km (0.041 R)
• M10: 20,386,300 km (0.105 R)
• M11: 21,243,496 km (0.116 R)
• M12: 21,902,026 km (0.111 R)
• M13: 22,915,103 km (0.104 R)
• M14: 23,491,204 km (0.11 R)
• M15: 24,195,361 km (0.098 R)
• M16: 27,281,116 km (0.113 R)
• M17: 28,718,453 km (0.086 R)
• M18: 31,885,440 km (0.119 R)
• M19: 32,171,471 km (0.082 R)
• M20: 33,479,405 km (0.096 R)
• M21: 34,221,111 km (0.043 R)
• M22: 38,417,182 km (0.096 R)
• M23: 39,723,471 km (0.032 R)
• M24: 43,292,726 km (0.091 R)
• M25: 44,885,944 km (0.081 R)
• M26: 45,425,543 km (0.061 R)
• M27: 50,478,211 km (0.072 R)
• M28: 63,472,133 km (0.082 R)
• M29: 65,757,090 km (0.071 R)
• M30: 68,570,578 km (0.116 R)
• M31: 73,187,916 km (0.085 R)
• M32: 75,953,681 km (0.093 R)
• M33: 89,690,356 km (0.086 R)
• M34: 97,591,218 km (0.069 R)
• M35: 102,485,312 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.7

Radius: 5.5

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 16.49 AU - 22.03 AU

Year: 31843 Days

Day: 17.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,474,442 km

• M1: 68,965 km (0.085 R)
• M2: 379,530 km (0.106 R)
• M3: 602,730 km (0.112 R)
• M4: 1,008,888 km (0.082 R)
• M5: 1,370,466 km (0.114 R)
• M6: 1,871,619 km (0.115 R)
• M7: 2,605,546 km (0.079 R)
• M8: 2,803,165 km (0.047 R)
• M9: 3,145,744 km (0.104 R)
• M10: 3,341,568 km (0.079 R)
• M11: 5,856,906 km (0.087 R)
• M12: 6,197,391 km (0.04 R)
• M13: 6,595,920 km (0.116 R)
• M14: 7,153,920 km (0.09 R)
• M15: 7,592,541 km (0.111 R)
• M16: 8,960,613 km (0.108 R)
• M17: 9,184,860 km (0.12 R)
• M18: 11,505,123 km (0.107 R)
• M19: 12,175,023 km (0.118 R)
• M20: 13,446,006 km (0.099 R)
• M21: 14,493,790 km (0.06 R)
• M22: 15,037,578 km (0.114 R)
• M23: 15,594,830 km (0.101 R)
• M24: 16,331,450 km (0.083 R)
• M25: 21,845,627 km (0.106 R)
• M26: 22,767,001 km (0.094 R)
• M27: 25,239,255 km (0.116 R)
• M28: 25,912,446 km (0.053 R)
• M29: 27,177,595 km (0.078 R)
• M30: 30,836,310 km (0.119 R)
• M31: 31,994,796 km (0.097 R)
• M32: 42,013,066 km (0.09 R)
• M33: 44,401,695 km (0.089 R)
• M34: 50,324,275 km (0.08 R)
• M35: 60,659,992 km (0.085 R)
• M36: 61,261,226 km (0.091 R)
• M37: 61,664,392 km (0.074 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 14,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit