🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.8

Radius: 13.3

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.58 AU - 0.78 AU

Year: 368 Days

Day: 9.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,883,642 km

• M1: 165,455 km (0.1 R)
• M2: 619,634 km (0.056 R)
• M3: 1,162,824 km (0.118 R)
• M4: 1,723,068 km (0.08 R)
• M5: 2,205,372 km (0.103 R)
• M6: 2,689,171 km (0.112 R)
• M7: 3,426,090 km (0.112 R)
• M8: 3,849,303 km (0.075 R)
• M9: 4,817,201 km (0.086 R)
• M10: 5,303,843 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.5

Radius: 11.4

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.8 AU - 0.8 AU

Year: 469 Days

Day: 13.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,883,642 km

• M1: 141,968 km (0.101 R)
• M2: 591,510 km (0.097 R)
• M3: 946,207 km (0.1 R)
• M4: 1,423,723 km (0.092 R)
• M5: 1,903,184 km (0.036 R)
• M6: 2,497,536 km (0.1 R)
• M7: 3,540,832 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 15

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.19 AU - 1.35 AU

Year: 939 Days

Day: 10.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,883,642 km

• M1: 186,698 km (0.086 R)
• M2: 664,813 km (0.102 R)
• M3: 1,322,744 km (0.086 R)
• M4: 1,929,065 km (0.118 R)
• M5: 2,475,246 km (0.102 R)
• M6: 3,046,112 km (0.071 R)
• M7: 3,615,631 km (0.094 R)
• M8: 4,683,161 km (0.086 R)
• M9: 5,368,619 km (0.119 R)
• M10: 6,644,988 km (0.098 R)
• M11: 7,710,125 km (0.049 R)
• M12: 8,535,007 km (0.074 R)
• M13: 9,647,866 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.8

Radius: 14

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.89 AU - 3.05 AU

Year: 2547 Days

Day: 9.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,883,642 km

• M1: 174,132 km (0.107 R)
• M2: 663,018 km (0.112 R)
• M3: 1,104,331 km (0.071 R)
• M4: 2,348,387 km (0.086 R)
• M5: 3,599,923 km (0.102 R)
• M6: 4,046,174 km (0.113 R)
• M7: 4,807,627 km (0.115 R)
• M8: 5,351,415 km (0.035 R)
• M9: 6,140,245 km (0.104 R)
• M10: 7,263,126 km (0.116 R)
• M11: 7,767,121 km (0.105 R)
• M12: 9,807,188 km (0.06 R)
• M13: 11,028,505 km (0.119 R)
• M14: 14,224,514 km (0.112 R)
• M15: 14,733,445 km (0.092 R)
• M16: 15,350,537 km (0.109 R)
• M17: 16,434,074 km (0.106 R)
• M18: 17,098,139 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.4

Radius: 15

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.45 AU - 2.73 AU

Year: 2734 Days

Day: 10.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,883,642 km

• M1: 241,002 km (0.059 R)
• M2: 1,055,862 km (0.089 R)
• M3: 1,533,977 km (0.089 R)
• M4: 2,309,492 km (0.114 R)
• M5: 2,811,094 km (0.035 R)
• M6: 3,658,715 km (0.116 R)
• M7: 5,484,707 km (0.098 R)
• M8: 7,030,053 km (0.112 R)
• M9: 8,689,692 km (0.099 R)
• M10: 9,208,946 km (0.118 R)
• M11: 10,167,419 km (0.073 R)
• M12: 10,781,369 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.6

Radius: 5.1

Gravity: 29.17 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.46 AU - 7.9 AU

Year: 11326 Days

Day: 18.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 53,883,642 km

• M1: 63,729 km (0.102 R)
• M2: 267,780 km (0.116 R)
• M3: 426,803 km (0.094 R)
• M4: 605,871 km (0.091 R)
• M5: 1,031,328 km (0.093 R)
• M6: 1,219,821 km (0.113 R)
• M7: 1,777,821 km (0.084 R)
• M8: 1,980,077 km (0.095 R)
• M9: 2,351,230 km (0.065 R)
• M10: 2,659,102 km (0.038 R)
• M11: 2,879,011 km (0.107 R)
• M12: 3,158,759 km (0.072 R)
• M13: 3,431,027 km (0.118 R)
• M14: 4,108,107 km (0.088 R)
• M15: 4,902,621 km (0.06 R)
• M16: 5,370,713 km (0.111 R)
• M17: 5,904,628 km (0.116 R)
• M18: 6,279,670 km (0.073 R)
• M19: 6,912,768 km (0.089 R)
• M20: 7,244,875 km (0.12 R)
• M21: 8,727,839 km (0.087 R)
• M22: 11,515,146 km (0.113 R)
• M23: 12,400,168 km (0.052 R)
• M24: 15,256,888 km (0.117 R)
• M25: 17,667,060 km (0.08 R)
• M26: 21,086,568 km (0.06 R)
• M27: 21,520,850 km (0.051 R)
• M28: 21,784,442 km (0.055 R)
• M29: 23,410,571 km (0.112 R)
• M30: 27,619,357 km (0.111 R)
• M31: 28,139,359 km (0.109 R)
• M32: 34,415,589 km (0.108 R)
• M33: 37,749,826 km (0.108 R)
• M34: 39,429,361 km (0.118 R)
• M35: 41,293,051 km (0.077 R)
• M36: 43,075,360 km (0.095 R)
• M37: 43,493,935 km (0.058 R)
• M38: 51,969,253 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 17,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit