🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.48 AU - 0.54 AU

Year: 140 Days

Day: 38.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.91 AU - 1.47 AU

Year: 500 Days

Day: 31.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,032,330 km

• M1: 203,453 km (0.1 R)
• M2: 728,242 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.73 AU - 2.29 AU

Year: 1097 Days

Day: 24.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.08 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.6

Radius: 12.1

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.72 AU - 4.58 AU

Year: 3255 Days

Day: 10 Hours

Environment

Temp: -132 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,032,330 km

• M1: 150,495 km (0.082 R)
• M2: 661,223 km (0.087 R)
• M3: 1,449,903 km (0.096 R)
• M4: 3,090,243 km (0.087 R)
• M5: 3,479,347 km (0.027 R)
• M6: 4,167,797 km (0.12 R)
• M7: 5,689,357 km (0.064 R)
• M8: 6,956,151 km (0.096 R)
• M9: 7,943,797 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.1

Radius: 11.2

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.66 AU - 9.76 AU

Year: 10761 Days

Day: 8.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,032,330 km

• M1: 139,575 km (0.119 R)
• M2: 520,900 km (0.12 R)
• M3: 1,057,956 km (0.116 R)
• M4: 1,522,458 km (0.084 R)
• M5: 2,017,626 km (0.1 R)
• M6: 3,168,782 km (0.118 R)
• M7: 3,768,071 km (0.101 R)
• M8: 4,471,331 km (0.104 R)
• M9: 5,600,495 km (0.12 R)
• M10: 6,712,008 km (0.094 R)
• M11: 7,876,777 km (0.109 R)
• M12: 11,542,373 km (0.094 R)
• M13: 15,579,571 km (0.109 R)
• M14: 17,837,452 km (0.103 R)
• M15: 19,566,803 km (0.103 R)
• M16: 20,139,763 km (0.116 R)
• M17: 21,577,997 km (0.036 R)
• M18: 22,544,250 km (0.081 R)
• M19: 23,815,682 km (0.065 R)
• M20: 29,275,406 km (0.118 R)
• M21: 33,152,983 km (0.06 R)
• M22: 37,110,594 km (0.102 R)
• M23: 40,179,295 km (0.062 R)
• M24: 40,839,321 km (0.104 R)
• M25: 42,589,167 km (0.033 R)
• M26: 43,413,452 km (0.113 R)
• M27: 44,248,208 km (0.096 R)
• M28: 45,235,703 km (0.086 R)
• M29: 45,950,033 km (0.106 R)
• M30: 47,401,133 km (0.043 R)
• M31: 48,583,853 km (0.106 R)
• M32: 51,008,236 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.9

Radius: 13.1

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.39 AU - 11.23 AU

Year: 10937 Days

Day: 10.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,032,330 km

• M1: 162,912 km (0.098 R)
• M2: 629,358 km (0.105 R)
• M3: 1,304,045 km (0.107 R)
• M4: 2,510,252 km (0.075 R)
• M5: 3,137,965 km (0.072 R)
• M6: 3,921,259 km (0.109 R)
• M7: 5,303,843 km (0.093 R)
• M8: 5,982,419 km (0.064 R)
• M9: 8,063,624 km (0.069 R)
• M10: 11,228,218 km (0.077 R)
• M11: 13,790,530 km (0.034 R)
• M12: 17,440,419 km (0.106 R)
• M13: 18,788,146 km (0.093 R)
• M14: 19,487,516 km (0.049 R)
• M15: 23,336,520 km (0.029 R)
• M16: 30,018,458 km (0.087 R)
• M17: 38,866,724 km (0.11 R)
• M18: 39,495,035 km (0.106 R)
• M19: 40,901,105 km (0.055 R)
• M20: 42,340,386 km (0.103 R)
• M21: 45,043,320 km (0.116 R)
• M22: 46,156,029 km (0.11 R)
• M23: 46,577,895 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.9

Radius: 4.2

Gravity: 14.45 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.28 AU - 13.9 AU

Year: 15191 Days

Day: 17.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,032,330 km

• M1: 55,800 km (0.077 R)
• M2: 283,787 km (0.088 R)
• M3: 673,490 km (0.092 R)
• M4: 928,255 km (0.089 R)
• M5: 1,515,726 km (0.117 R)
• M6: 4,807,328 km (0.102 R)
• M7: 9,069,969 km (0.071 R)
• M8: 9,881,987 km (0.088 R)
• M9: 11,269,656 km (0.1 R)
• M10: 11,982,041 km (0.088 R)
• M11: 12,207,037 km (0.103 R)
• M12: 14,488,105 km (0.06 R)
• M13: 17,538,406 km (0.089 R)
• M14: 25,052,407 km (0.05 R)
• M15: 31,918,351 km (0.115 R)
• M16: 35,604,742 km (0.063 R)
• M17: 35,836,768 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.9

Radius: 3.5

Gravity: 22.28 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 11.79 AU - 13.59 AU

Year: 17404 Days

Day: 22.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,032,330 km

• M1: 43,683 km (0.08 R)
• M2: 195,824 km (0.04 R)
• M3: 1,223,860 km (0.089 R)
• M4: 1,698,684 km (0.107 R)
• M5: 3,021,877 km (0.108 R)
• M6: 3,875,482 km (0.081 R)
• M7: 5,439,379 km (0.095 R)
• M8: 7,720,896 km (0.078 R)
• M9: 10,568,940 km (0.084 R)
• M10: 11,334,731 km (0.069 R)
• M11: 11,447,079 km (0.111 R)
• M12: 11,674,019 km (0.105 R)
• M13: 15,106,094 km (0.101 R)
• M14: 17,457,772 km (0.096 R)
• M15: 18,139,191 km (0.081 R)
• M16: 22,426,366 km (0.1 R)
• M17: 24,426,939 km (0.074 R)
• M18: 24,708,632 km (0.097 R)
• M19: 28,157,162 km (0.064 R)
• M20: 31,026,598 km (0.1 R)
• M21: 31,246,657 km (0.08 R)
• M22: 34,202,112 km (0.106 R)
• M23: 35,747,309 km (0.117 R)
• M24: 37,587,363 km (0.074 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 17,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit