🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.54 AU - 0.88 AU

Year: 223 Days

Day: 12.3 Hours

Environment

Temp: 108 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,023,658 km

• M1: 42,336 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.65 AU - 2.39 AU

Year: 1070 Days

Day: 45.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.14 AU - 2.22 AU

Year: 1200 Days

Day: 34.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,023,658 km

• M1: 562,039 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.43 AU - 5.21 AU

Year: 3347 Days

Day: 34.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.4

Radius: 14.2

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.07 AU - 7.09 AU

Year: 5589 Days

Day: 13.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,023,658 km

• M1: 176,675 km (0.093 R)
• M2: 717,920 km (0.101 R)
• M3: 1,238,371 km (0.105 R)
• M4: 1,846,935 km (0.115 R)
• M5: 3,241,786 km (0.105 R)
• M6: 4,122,020 km (0.114 R)
• M7: 4,709,640 km (0.109 R)
• M8: 5,709,253 km (0.104 R)
• M9: 6,757,934 km (0.066 R)
• M10: 7,705,487 km (0.096 R)
• M11: 8,809,669 km (0.105 R)
• M12: 10,247,903 km (0.105 R)
• M13: 13,727,549 km (0.059 R)
• M14: 15,501,481 km (0.055 R)
• M15: 17,202,858 km (0.119 R)
• M16: 17,871,859 km (0.053 R)
• M17: 20,166,990 km (0.114 R)
• M18: 21,036,901 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.1

Radius: 10.8

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.21 AU - 10.55 AU

Year: 10709 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,023,658 km

• M1: 134,339 km (0.101 R)
• M2: 620,382 km (0.095 R)
• M3: 1,022,801 km (0.107 R)
• M4: 1,693,597 km (0.068 R)
• M5: 2,373,520 km (0.086 R)
• M6: 3,143,500 km (0.057 R)
• M7: 4,861,332 km (0.083 R)
• M8: 6,500,626 km (0.093 R)
• M9: 6,847,095 km (0.079 R)
• M10: 9,720,122 km (0.087 R)
• M11: 10,834,027 km (0.112 R)
• M12: 12,134,631 km (0.085 R)
• M13: 14,745,713 km (0.113 R)
• M14: 16,087,905 km (0.11 R)
• M15: 18,047,338 km (0.046 R)
• M16: 19,014,189 km (0.115 R)
• M17: 19,510,405 km (0.082 R)
• M18: 20,234,309 km (0.074 R)
• M19: 21,658,780 km (0.077 R)
• M20: 22,044,443 km (0.104 R)
• M21: 22,750,395 km (0.096 R)
• M22: 24,539,287 km (0.099 R)
• M23: 26,595,809 km (0.107 R)
• M24: 27,127,479 km (0.046 R)
• M25: 29,137,327 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.4

Radius: 11.3

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.43 AU - 10.89 AU

Year: 12974 Days

Day: 6.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,023,658 km

• M1: 140,622 km (0.094 R)
• M2: 531,372 km (0.095 R)
• M3: 1,011,880 km (0.036 R)
• M4: 1,417,440 km (0.032 R)
• M5: 2,677,951 km (0.115 R)
• M6: 3,446,735 km (0.076 R)
• M7: 4,737,017 km (0.098 R)
• M8: 5,898,943 km (0.094 R)
• M9: 6,690,316 km (0.101 R)
• M10: 7,417,511 km (0.114 R)
• M11: 9,492,583 km (0.031 R)
• M12: 14,825,598 km (0.094 R)
• M13: 15,986,328 km (0.091 R)
• M14: 16,665,352 km (0.092 R)
• M15: 22,432,650 km (0.108 R)
• M16: 23,092,825 km (0.083 R)
• M17: 26,485,555 km (0.059 R)
• M18: 31,118,451 km (0.025 R)
• M19: 33,259,496 km (0.051 R)
• M20: 36,652,825 km (0.062 R)
• M21: 42,379,431 km (0.118 R)
• M22: 43,533,878 km (0.063 R)
• M23: 45,304,818 km (0.041 R)
• M24: 47,277,116 km (0.09 R)
• M25: 49,782,132 km (0.094 R)
• M26: 51,229,492 km (0.111 R)
• M27: 53,036,335 km (0.072 R)
• M28: 53,871,540 km (0.083 R)
• M29: 54,885,215 km (0.112 R)
• M30: 57,650,831 km (0.113 R)
• M31: 59,605,177 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.2

Radius: 5.3

Gravity: 15.49 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 10.87 AU - 13.29 AU

Year: 15651 Days

Day: 18.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,023,658 km

• M1: 66,421 km (0.091 R)
• M2: 400,324 km (0.108 R)
• M3: 1,018,761 km (0.105 R)
• M4: 1,257,968 km (0.093 R)
• M5: 1,640,041 km (0.067 R)
• M6: 2,246,511 km (0.078 R)
• M7: 3,281,728 km (0.101 R)
• M8: 3,643,456 km (0.03 R)
• M9: 4,922,219 km (0.072 R)
• M10: 5,155,442 km (0.108 R)
• M11: 5,572,670 km (0.085 R)
• M12: 5,900,140 km (0.109 R)
• M13: 7,644,302 km (0.107 R)
• M14: 8,186,444 km (0.093 R)
• M15: 8,802,339 km (0.117 R)
• M16: 9,096,897 km (0.101 R)
• M17: 9,653,700 km (0.037 R)
• M18: 10,891,174 km (0.068 R)
• M19: 14,406,724 km (0.062 R)
• M20: 15,514,646 km (0.092 R)
• M21: 16,162,255 km (0.057 R)
• M22: 16,382,164 km (0.089 R)
• M23: 16,902,764 km (0.051 R)
• M24: 17,434,435 km (0.074 R)
• M25: 17,820,996 km (0.091 R)
• M26: 18,371,666 km (0.103 R)
• M27: 20,602,469 km (0.118 R)
• M28: 21,649,505 km (0.108 R)
• M29: 22,639,843 km (0.103 R)
• M30: 25,792,169 km (0.093 R)
• M31: 27,838,369 km (0.077 R)
• M32: 34,138,982 km (0.089 R)
• M33: 36,475,252 km (0.092 R)
• M34: 41,326,861 km (0.099 R)
• M35: 42,013,664 km (0.099 R)
• M36: 49,614,732 km (0.106 R)
• M37: 51,332,116 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.5

Radius: 3.9

Gravity: 11.41 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 11.17 AU - 17.21 AU

Year: 19926 Days

Day: 20.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,023,658 km

• M1: 48,470 km (0.096 R)
• M2: 305,628 km (0.104 R)
• M3: 771,476 km (0.055 R)
• M4: 1,218,624 km (0.092 R)
• M5: 3,836,288 km (0.097 R)
• M6: 5,762,061 km (0.081 R)
• M7: 7,231,411 km (0.114 R)
• M8: 7,394,922 km (0.108 R)
• M9: 9,457,577 km (0.118 R)
• M10: 11,371,981 km (0.117 R)
• M11: 12,332,400 km (0.06 R)
• M12: 13,042,092 km (0.054 R)
• M13: 16,503,936 km (0.098 R)
• M14: 30,563,443 km (0.111 R)
• M15: 32,519,884 km (0.087 R)
• M16: 36,201,189 km (0.099 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 16,277 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit