🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.55 AU - 0.87 AU

Year: 275 Days

Day: 22.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.75 AU - 1.05 AU

Year: 393 Days

Day: 31.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,052,631 km

• M1: 32,912 km (0.107 R)
• M2: 99,931 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.9 AU - 1.28 AU

Year: 524 Days

Day: 29.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.62 AU - 1.98 AU

Year: 1111 Days

Day: 28.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,052,631 km

• M1: 167,400 km (0.072 R)

Asteroid Belt

Center: 2.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408

Radius: 13.9

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3 AU - 3.24 AU

Year: 2536 Days

Day: 14.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,052,631 km

• M1: 172,935 km (0.103 R)
• M2: 835,055 km (0.074 R)
• M3: 1,340,397 km (0.079 R)
• M4: 2,053,530 km (0.086 R)
• M5: 2,566,202 km (0.075 R)
• M6: 3,180,152 km (0.1 R)
• M7: 4,189,040 km (0.064 R)
• M8: 4,706,199 km (0.085 R)
• M9: 5,265,995 km (0.117 R)
• M10: 6,139,347 km (0.086 R)
• M11: 6,729,511 km (0.12 R)
• M12: 7,301,423 km (0.103 R)
• M13: 9,247,093 km (0.08 R)
• M14: 10,269,595 km (0.1 R)
• M15: 12,021,386 km (0.052 R)
• M16: 12,701,757 km (0.109 R)
• M17: 13,662,923 km (0.06 R)
• M18: 14,095,710 km (0.087 R)
• M19: 14,852,675 km (0.115 R)
• M20: 15,730,366 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764

Radius: 8

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.36 AU - 5.28 AU

Year: 4132 Days

Day: 9.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,052,631 km

• M1: 99,632 km (0.036 R)
• M2: 357,539 km (0.073 R)
• M3: 628,311 km (0.056 R)
• M4: 1,227,750 km (0.118 R)
• M5: 2,193,853 km (0.085 R)
• M6: 3,896,426 km (0.055 R)
• M7: 4,721,010 km (0.072 R)
• M8: 5,600,346 km (0.065 R)
• M9: 6,034,479 km (0.06 R)
• M10: 12,113,538 km (0.099 R)
• M11: 14,432,903 km (0.08 R)
• M12: 17,273,019 km (0.099 R)
• M13: 18,823,900 km (0.053 R)
• M14: 19,339,265 km (0.09 R)
• M15: 19,600,463 km (0.105 R)
• M16: 20,129,889 km (0.104 R)
• M17: 21,845,927 km (0.115 R)
• M18: 24,106,350 km (0.104 R)
• M19: 25,960,167 km (0.115 R)
• M20: 27,084,395 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.5

Radius: 14.7

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.19 AU - 4.93 AU

Year: 4481 Days

Day: 10.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,052,631 km

• M1: 183,706 km (0.097 R)
• M2: 985,700 km (0.035 R)
• M3: 1,672,953 km (0.102 R)
• M4: 2,158,847 km (0.076 R)
• M5: 2,901,451 km (0.081 R)
• M6: 3,678,761 km (0.086 R)
• M7: 4,295,852 km (0.04 R)
• M8: 4,822,886 km (0.096 R)
• M9: 5,281,254 km (0.104 R)
• M10: 6,069,485 km (0.096 R)
• M11: 6,703,181 km (0.119 R)
• M12: 7,845,212 km (0.119 R)
• M13: 8,329,460 km (0.088 R)
• M14: 9,607,325 km (0.112 R)
• M15: 10,470,056 km (0.09 R)
• M16: 11,431,072 km (0.112 R)
• M17: 12,600,479 km (0.041 R)
• M18: 13,318,698 km (0.117 R)
• M19: 14,064,145 km (0.101 R)
• M20: 14,725,068 km (0.089 R)
• M21: 16,589,357 km (0.088 R)
• M22: 17,140,924 km (0.085 R)
• M23: 18,410,711 km (0.064 R)
• M24: 19,135,213 km (0.097 R)
• M25: 22,596,908 km (0.115 R)
• M26: 23,967,224 km (0.075 R)
• M27: 25,150,992 km (0.092 R)
• M28: 25,961,663 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.6

Radius: 10.7

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.96 AU - 6.34 AU

Year: 5378 Days

Day: 14.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,052,631 km

• M1: 133,142 km (0.1 R)
• M2: 524,041 km (0.076 R)
• M3: 1,023,399 km (0.114 R)
• M4: 1,621,641 km (0.035 R)
• M5: 2,258,180 km (0.106 R)
• M6: 2,702,037 km (0.082 R)
• M7: 4,418,672 km (0.101 R)
• M8: 5,144,072 km (0.07 R)
• M9: 5,802,901 km (0.047 R)
• M10: 6,302,857 km (0.092 R)
• M11: 7,123,103 km (0.07 R)
• M12: 8,671,291 km (0.118 R)
• M13: 10,179,537 km (0.11 R)
• M14: 11,040,173 km (0.06 R)
• M15: 11,488,368 km (0.082 R)
• M16: 12,183,400 km (0.088 R)
• M17: 12,662,263 km (0.083 R)
• M18: 13,203,358 km (0.115 R)
• M19: 14,703,975 km (0.095 R)
• M20: 15,082,757 km (0.095 R)
• M21: 19,624,548 km (0.116 R)
• M22: 25,389,003 km (0.086 R)
• M23: 26,567,834 km (0.065 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.1

Radius: 10.5

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.79 AU - 10.57 AU

Year: 11768 Days

Day: 7.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,052,631 km

• M1: 133,441 km (0.116 R)
• M2: 688,449 km (0.081 R)
• M3: 1,142,629 km (0.12 R)
• M4: 1,547,740 km (0.096 R)
• M5: 2,289,745 km (0.084 R)
• M6: 2,990,611 km (0.083 R)
• M7: 3,429,830 km (0.115 R)
• M8: 4,751,677 km (0.098 R)
• M9: 5,146,616 km (0.119 R)
• M10: 5,635,053 km (0.1 R)
• M11: 6,116,159 km (0.092 R)
• M12: 6,705,126 km (0.047 R)
• M13: 7,592,840 km (0.112 R)
• M14: 7,950,977 km (0.038 R)
• M15: 8,895,987 km (0.029 R)
• M16: 9,809,132 km (0.068 R)
• M17: 10,180,584 km (0.11 R)
• M18: 11,352,085 km (0.059 R)
• M19: 13,500,759 km (0.12 R)
• M20: 17,714,632 km (0.101 R)
• M21: 21,732,681 km (0.041 R)
• M22: 22,917,347 km (0.107 R)
• M23: 24,823,223 km (0.071 R)
• M24: 26,422,275 km (0.057 R)
• M25: 26,832,622 km (0.108 R)
• M26: 28,623,907 km (0.102 R)
• M27: 35,459,333 km (0.037 R)
• M28: 36,716,404 km (0.072 R)
• M29: 38,263,844 km (0.049 R)
• M30: 49,553,247 km (0.053 R)
• M31: 52,403,835 km (0.11 R)
• M32: 56,372,367 km (0.083 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: 480 - 17,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit