🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.41 AU - 0.63 AU

Year: 132 Days

Day: 19.6 Hours

Environment

Temp: 216 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.19 AU - 1.57 AU

Year: 572 Days

Day: 45.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.1

Radius: 11.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.33 AU - 7.09 AU

Year: 4818 Days

Day: 7.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,946,041 km

• M1: 144,212 km (0.116 R)
• M2: 974,780 km (0.081 R)
• M3: 1,349,074 km (0.102 R)
• M4: 2,018,973 km (0.099 R)
• M5: 3,291,153 km (0.069 R)
• M6: 3,810,707 km (0.073 R)
• M7: 4,902,173 km (0.085 R)
• M8: 9,675,392 km (0.066 R)
• M9: 10,555,775 km (0.089 R)
• M10: 13,077,397 km (0.088 R)
• M11: 14,618,704 km (0.1 R)
• M12: 15,142,446 km (0.077 R)
• M13: 16,996,412 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.8

Radius: 8.9

Gravity: 12.43 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 8.52 AU - 13.3 AU

Year: 12724 Days

Day: 10 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,946,041 km

• M1: 110,702 km (0.089 R)
• M2: 499,358 km (0.108 R)
• M3: 1,009,486 km (0.1 R)
• M4: 1,805,796 km (0.086 R)
• M5: 3,375,227 km (0.03 R)
• M6: 3,786,173 km (0.073 R)
• M7: 4,078,487 km (0.044 R)
• M8: 5,330,471 km (0.109 R)
• M9: 8,671,889 km (0.083 R)
• M10: 9,392,203 km (0.072 R)
• M11: 10,263,461 km (0.053 R)
• M12: 18,176,740 km (0.095 R)
• M13: 23,878,663 km (0.116 R)
• M14: 25,085,169 km (0.078 R)
• M15: 26,121,434 km (0.117 R)
• M16: 29,287,523 km (0.116 R)
• M17: 32,335,729 km (0.038 R)
• M18: 37,029,213 km (0.098 R)
• M19: 41,438,610 km (0.119 R)
• M20: 41,869,003 km (0.113 R)
• M21: 45,878,825 km (0.075 R)
• M22: 51,448,054 km (0.097 R)
• M23: 54,652,141 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.9

Radius: 14.4

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 11.9 AU - 12.68 AU

Year: 15213 Days

Day: 7 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,946,041 km

• M1: 183,257 km (0.084 R)
• M2: 663,167 km (0.075 R)
• M3: 1,493,286 km (0.119 R)
• M4: 3,526,022 km (0.067 R)
• M5: 4,504,392 km (0.069 R)
• M6: 8,639,127 km (0.095 R)
• M7: 9,086,874 km (0.114 R)
• M8: 10,863,797 km (0.056 R)
• M9: 11,623,904 km (0.064 R)
• M10: 12,232,468 km (0.068 R)
• M11: 15,528,109 km (0.061 R)
• M12: 16,043,025 km (0.088 R)
• M13: 23,431,814 km (0.056 R)
• M14: 25,202,155 km (0.118 R)
• M15: 28,130,832 km (0.08 R)
• M16: 30,357,148 km (0.101 R)
• M17: 33,302,281 km (0.064 R)
• M18: 34,656,591 km (0.106 R)
• M19: 41,559,934 km (0.112 R)
• M20: 46,538,102 km (0.092 R)
• M21: 47,148,761 km (0.12 R)
• M22: 52,887,634 km (0.084 R)
• M23: 59,076,050 km (0.118 R)
• M24: 60,152,257 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.1

Radius: 3.4

Gravity: 78.04 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 11.42 AU - 18.2 AU

Year: 20125 Days

Day: 17.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,946,041 km

• M1: 42,336 km (0.086 R)
• M2: 439,219 km (0.111 R)
• M3: 711,936 km (0.064 R)
• M4: 945,758 km (0.106 R)
• M5: 1,258,268 km (0.071 R)
• M6: 1,919,490 km (0.12 R)
• M7: 2,995,997 km (0.12 R)
• M8: 3,850,799 km (0.118 R)
• M9: 4,491,826 km (0.106 R)
• M10: 6,243,916 km (0.08 R)
• M11: 6,790,846 km (0.065 R)
• M12: 7,468,374 km (0.119 R)
• M13: 13,077,098 km (0.057 R)
• M14: 15,300,571 km (0.1 R)
• M15: 15,462,586 km (0.055 R)
• M16: 16,886,458 km (0.026 R)
• M17: 18,213,242 km (0.05 R)
• M18: 18,578,560 km (0.118 R)
• M19: 19,895,320 km (0.118 R)
• M20: 21,072,506 km (0.027 R)
• M21: 27,183,279 km (0.065 R)
• M22: 30,382,879 km (0.1 R)
• M23: 47,559,108 km (0.042 R)
• M24: 51,448,204 km (0.101 R)
• M25: 58,655,380 km (0.03 R)
• M26: 59,251,528 km (0.107 R)
• M27: 71,583,180 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259

Radius: 3.8

Gravity: 17.94 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 17.04 AU - 23.14 AU

Year: 31796 Days

Day: 16.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,946,041 km

• M1: 48,021 km (0.039 R)
• M2: 193,580 km (0.083 R)
• M3: 750,832 km (0.066 R)
• M4: 1,057,059 km (0.115 R)
• M5: 1,505,104 km (0.113 R)
• M6: 2,029,295 km (0.086 R)
• M7: 2,524,614 km (0.076 R)
• M8: 2,666,133 km (0.083 R)
• M9: 2,939,449 km (0.026 R)
• M10: 3,570,901 km (0.118 R)
• M11: 4,124,712 km (0.112 R)
• M12: 7,626,649 km (0.116 R)
• M13: 8,074,246 km (0.118 R)
• M14: 9,522,353 km (0.033 R)
• M15: 11,775,746 km (0.111 R)
• M16: 14,736,587 km (0.079 R)
• M17: 15,196,451 km (0.099 R)
• M18: 17,811,571 km (0.058 R)
• M19: 17,984,207 km (0.074 R)
• M20: 20,711,376 km (0.093 R)
• M21: 20,998,455 km (0.083 R)
• M22: 21,288,076 km (0.105 R)
• M23: 21,875,397 km (0.1 R)
• M24: 31,267,451 km (0.044 R)
• M25: 32,409,631 km (0.04 R)
• M26: 39,264,804 km (0.088 R)
• M27: 45,077,279 km (0.109 R)
• M28: 46,207,042 km (0.092 R)
• M29: 47,521,110 km (0.117 R)
• M30: 51,088,720 km (0.105 R)
• M31: 52,493,444 km (0.076 R)
• M32: 61,663,195 km (0.061 R)
• M33: 68,194,189 km (0.114 R)
• M34: 72,721,470 km (0.098 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 13,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit