🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.86 AU - 1.12 AU

Year: 355 Days

Day: 37.1 Hours

Environment

Temp: 64 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.96 AU - 1.52 AU

Year: 497 Days

Day: 44.3 Hours

Environment

Temp: 16 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.22 AU - 1.3 AU

Year: 509 Days

Day: 25 Hours

Environment

Temp: 21 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.2

Radius: 12.1

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.63 AU - 8.69 AU

Year: 8389 Days

Day: 9.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,182,677 km

• M1: 150,495 km (0.069 R)
• M2: 581,188 km (0.059 R)
• M3: 1,460,225 km (0.074 R)
• M4: 4,815,406 km (0.116 R)
• M5: 5,912,706 km (0.113 R)
• M6: 7,949,032 km (0.119 R)
• M7: 13,009,629 km (0.075 R)
• M8: 16,063,221 km (0.108 R)
• M9: 18,552,829 km (0.114 R)
• M10: 19,630,083 km (0.11 R)
• M11: 20,282,928 km (0.053 R)
• M12: 21,017,902 km (0.086 R)

Asteroid Belt

Center: 9.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106

Radius: 14.2

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 8.23 AU - 12.77 AU

Year: 12245 Days

Day: 10.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,182,677 km

• M1: 179,218 km (0.063 R)
• M2: 1,940,135 km (0.11 R)
• M3: 2,773,993 km (0.12 R)
• M4: 3,354,134 km (0.054 R)
• M5: 5,485,156 km (0.113 R)
• M6: 6,312,731 km (0.077 R)
• M7: 7,427,833 km (0.097 R)
• M8: 9,752,734 km (0.095 R)
• M9: 13,490,586 km (0.083 R)
• M10: 15,279,328 km (0.12 R)
• M11: 18,411,459 km (0.115 R)
• M12: 21,307,075 km (0.041 R)
• M13: 21,877,492 km (0.108 R)
• M14: 26,079,247 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.9

Radius: 3

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 11.89 AU - 15.23 AU

Year: 17971 Days

Day: 15.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 90,182,677 km

• M1: 37,399 km (0.042 R)
• M2: 1,844,991 km (0.103 R)
• M3: 3,142,004 km (0.119 R)
• M4: 4,521,147 km (0.112 R)
• M5: 9,786,244 km (0.104 R)
• M6: 15,306,854 km (0.087 R)
• M7: 17,608,118 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.7

Radius: 6.8

Gravity: 18.81 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13 AU - 14.32 AU

Year: 18170 Days

Day: 23.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,182,677 km

• M1: 84,523 km (0.091 R)
• M2: 406,757 km (0.118 R)
• M3: 1,073,664 km (0.097 R)
• M4: 1,349,672 km (0.107 R)
• M5: 1,871,619 km (0.028 R)
• M6: 2,189,814 km (0.116 R)
• M7: 2,406,731 km (0.094 R)
• M8: 2,661,945 km (0.111 R)
• M9: 3,145,744 km (0.094 R)
• M10: 3,626,701 km (0.084 R)
• M11: 4,699,318 km (0.099 R)
• M12: 5,062,542 km (0.103 R)
• M13: 5,483,510 km (0.111 R)
• M14: 6,482,973 km (0.068 R)
• M15: 9,909,213 km (0.107 R)
• M16: 10,145,578 km (0.117 R)
• M17: 14,760,971 km (0.084 R)
• M18: 16,182,899 km (0.095 R)
• M19: 17,867,222 km (0.103 R)
• M20: 18,572,576 km (0.107 R)
• M21: 20,512,411 km (0.118 R)
• M22: 21,679,424 km (0.098 R)
• M23: 25,335,297 km (0.069 R)
• M24: 29,870,356 km (0.045 R)
• M25: 31,877,810 km (0.107 R)
• M26: 34,646,717 km (0.097 R)
• M27: 40,206,672 km (0.108 R)
• M28: 48,675,856 km (0.108 R)
• M29: 49,876,379 km (0.096 R)
• M30: 50,571,111 km (0.103 R)
• M31: 51,096,350 km (0.077 R)
• M32: 64,205,461 km (0.116 R)
• M33: 65,234,096 km (0.115 R)
• M34: 70,325,061 km (0.083 R)
• M35: 75,446,395 km (0.069 R)
• M36: 76,361,635 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.1

Radius: 3.2

Gravity: 97.37 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 14.41 AU - 15.55 AU

Year: 20866 Days

Day: 17.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 90,182,677 km

• M1: 39,793 km (0.084 R)
• M2: 445,353 km (0.056 R)
• M3: 574,306 km (0.069 R)
• M4: 1,708,557 km (0.085 R)
• M5: 2,269,998 km (0.101 R)
• M6: 3,776,449 km (0.079 R)
• M7: 6,017,425 km (0.063 R)
• M8: 6,798,176 km (0.101 R)
• M9: 11,390,980 km (0.104 R)
• M10: 13,016,960 km (0.078 R)
• M11: 13,389,757 km (0.085 R)
• M12: 14,156,895 km (0.069 R)
• M13: 16,807,919 km (0.086 R)
• M14: 23,610,882 km (0.102 R)
• M15: 24,389,090 km (0.108 R)
• M16: 28,538,187 km (0.063 R)
• M17: 35,245,258 km (0.104 R)
• M18: 36,554,389 km (0.061 R)
• M19: 41,953,825 km (0.06 R)
• M20: 43,754,684 km (0.085 R)
• M21: 50,371,099 km (0.115 R)
• M22: 56,632,069 km (0.059 R)
• M23: 66,195,861 km (0.081 R)
• M24: 69,081,454 km (0.063 R)
• M25: 70,898,171 km (0.065 R)
• M26: 72,979,825 km (0.108 R)
• M27: 74,626,898 km (0.112 R)
• M28: 81,211,598 km (0.071 R)
• M29: 82,725,678 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.7

Radius: 6.2

Gravity: 22.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 15.17 AU - 16.87 AU

Year: 23076 Days

Day: 15.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,182,677 km

• M1: 77,193 km (0.093 R)
• M2: 293,960 km (0.068 R)
• M3: 576,700 km (0.106 R)
• M4: 819,796 km (0.096 R)
• M5: 2,207,167 km (0.105 R)
• M6: 2,608,538 km (0.102 R)
• M7: 3,085,456 km (0.118 R)
• M8: 3,525,723 km (0.062 R)
• M9: 4,211,330 km (0.04 R)
• M10: 4,604,323 km (0.091 R)
• M11: 4,943,761 km (0.062 R)
• M12: 11,612,834 km (0.051 R)
• M13: 12,313,102 km (0.088 R)
• M14: 16,589,057 km (0.118 R)
• M15: 17,748,890 km (0.098 R)
• M16: 19,057,422 km (0.118 R)
• M17: 19,345,997 km (0.115 R)
• M18: 21,344,624 km (0.033 R)
• M19: 22,822,950 km (0.045 R)
• M20: 26,935,545 km (0.104 R)
• M21: 34,131,053 km (0.078 R)
• M22: 41,213,316 km (0.081 R)
• M23: 47,256,920 km (0.11 R)
• M24: 56,395,405 km (0.099 R)
• M25: 56,990,356 km (0.113 R)
• M26: 84,624,374 km (0.03 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 14,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit