🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.63 AU - 0.91 AU

Year: 244 Days

Day: 44.4 Hours

Environment

Temp: 113 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,610,983 km

• M1: 67,319 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.73 AU - 0.93 AU

Year: 273 Days

Day: 26.9 Hours

Environment

Temp: 161 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,610,983 km

• M1: 441,463 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.98 AU - 1.4 AU

Year: 469 Days

Day: 47.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 47.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 88,610,983 km

• M1: 288,125 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.86 AU - 2.78 AU

Year: 1278 Days

Day: 14.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,610,983 km

• M1: 318,943 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.17 AU - 3.77 AU

Year: 2338 Days

Day: 26.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996

Radius: 9.5

Gravity: 11.04 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.96 AU - 5.66 AU

Year: 4425 Days

Day: 12.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,610,983 km

• M1: 118,332 km (0.094 R)
• M2: 500,405 km (0.102 R)
• M3: 884,273 km (0.087 R)
• M4: 1,196,633 km (0.088 R)
• M5: 1,645,876 km (0.069 R)
• M6: 1,981,723 km (0.108 R)
• M7: 2,942,889 km (0.107 R)
• M8: 3,379,865 km (0.055 R)
• M9: 3,791,558 km (0.09 R)
• M10: 4,285,530 km (0.08 R)
• M11: 5,231,737 km (0.066 R)
• M12: 5,844,789 km (0.105 R)
• M13: 7,497,247 km (0.078 R)
• M14: 8,353,545 km (0.039 R)
• M15: 9,232,433 km (0.068 R)
• M16: 9,779,961 km (0.094 R)
• M17: 10,986,318 km (0.052 R)
• M18: 12,090,051 km (0.057 R)
• M19: 13,265,890 km (0.107 R)
• M20: 14,182,925 km (0.118 R)
• M21: 15,607,396 km (0.098 R)
• M22: 17,124,917 km (0.082 R)
• M23: 18,211,446 km (0.115 R)
• M24: 22,190,750 km (0.113 R)
• M25: 24,661,059 km (0.085 R)
• M26: 26,883,485 km (0.044 R)
• M27: 27,309,241 km (0.046 R)
• M28: 29,867,813 km (0.089 R)
• M29: 31,439,788 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.6

Radius: 11.5

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.83 AU - 9.61 AU

Year: 7757 Days

Day: 7.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 92 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,610,983 km

• M1: 148,401 km (0.115 R)
• M2: 557,551 km (0.072 R)
• M3: 940,372 km (0.045 R)
• M4: 2,324,601 km (0.071 R)
• M5: 3,001,083 km (0.056 R)
• M6: 4,173,631 km (0.116 R)
• M7: 7,541,528 km (0.079 R)
• M8: 11,523,225 km (0.07 R)
• M9: 13,907,516 km (0.049 R)
• M10: 17,406,909 km (0.12 R)
• M11: 19,494,697 km (0.106 R)
• M12: 23,235,242 km (0.119 R)
• M13: 24,713,867 km (0.106 R)
• M14: 26,088,971 km (0.047 R)
• M15: 26,586,384 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.4

Radius: 9.7

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.33 AU - 9.85 AU

Year: 9911 Days

Day: 14.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,610,983 km

• M1: 120,576 km (0.036 R)
• M2: 525,238 km (0.088 R)
• M3: 2,651,622 km (0.096 R)
• M4: 4,960,516 km (0.085 R)
• M5: 5,414,845 km (0.028 R)
• M6: 6,063,800 km (0.102 R)
• M7: 11,505,871 km (0.12 R)
• M8: 14,856,864 km (0.109 R)
• M9: 16,257,399 km (0.117 R)
• M10: 24,775,651 km (0.083 R)
• M11: 30,373,903 km (0.1 R)
• M12: 32,936,365 km (0.105 R)
• M13: 36,988,373 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.7

Radius: 13.4

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.78 AU - 12.08 AU

Year: 13975 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,610,983 km

• M1: 172,187 km (0.026 R)
• M2: 778,507 km (0.077 R)
• M3: 1,565,991 km (0.098 R)
• M4: 3,740,545 km (0.102 R)
• M5: 6,022,960 km (0.106 R)
• M6: 10,943,982 km (0.097 R)
• M7: 13,206,051 km (0.099 R)
• M8: 16,764,835 km (0.094 R)
• M9: 17,643,872 km (0.119 R)
• M10: 21,193,082 km (0.045 R)
• M11: 25,399,923 km (0.076 R)
• M12: 27,315,674 km (0.097 R)
• M13: 33,639,325 km (0.104 R)
• M14: 42,029,073 km (0.096 R)
• M15: 48,123,989 km (0.029 R)
• M16: 52,386,930 km (0.089 R)
• M17: 53,919,411 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.4

Radius: 4.1

Gravity: 44.46 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.97 AU - 18.87 AU

Year: 24063 Days

Day: 21.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,610,983 km

• M1: 51,761 km (0.049 R)
• M2: 228,137 km (0.084 R)
• M3: 368,160 km (0.092 R)
• M4: 542,143 km (0.114 R)
• M5: 687,701 km (0.087 R)
• M6: 1,128,566 km (0.117 R)
• M7: 1,260,063 km (0.114 R)
• M8: 1,912,908 km (0.111 R)
• M9: 2,058,168 km (0.11 R)
• M10: 2,210,907 km (0.106 R)
• M11: 3,880,569 km (0.056 R)
• M12: 4,080,432 km (0.082 R)
• M13: 4,428,546 km (0.072 R)
• M14: 4,910,401 km (0.069 R)
• M15: 5,385,523 km (0.109 R)
• M16: 5,804,248 km (0.119 R)
• M17: 9,012,823 km (0.118 R)
• M18: 13,612,209 km (0.114 R)
• M19: 13,995,928 km (0.096 R)
• M20: 17,509,533 km (0.079 R)
• M21: 20,251,513 km (0.08 R)
• M22: 22,726,609 km (0.047 R)
• M23: 25,627,611 km (0.12 R)
• M24: 27,408,574 km (0.114 R)
• M25: 28,640,662 km (0.075 R)
• M26: 39,854,668 km (0.074 R)
• M27: 40,956,007 km (0.095 R)
• M28: 45,393,679 km (0.094 R)
• M29: 50,871,654 km (0.076 R)
• M30: 51,980,473 km (0.088 R)
• M31: 55,988,050 km (0.055 R)
• M32: 57,368,240 km (0.082 R)
• M33: 64,396,199 km (0.071 R)
• M34: 66,348,152 km (0.113 R)
• M35: 74,787,566 km (0.053 R)
• M36: 77,427,819 km (0.113 R)
• M37: 83,147,993 km (0.106 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 15,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit