🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.9

Radius: 12.4

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.46 AU - 0.58 AU

Year: 259 Days

Day: 8.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,886,793 km

• M1: 154,235 km (0.098 R)
• M2: 573,857 km (0.105 R)
• M3: 1,067,530 km (0.097 R)
• M4: 1,495,380 km (0.046 R)
• M5: 1,983,069 km (0.044 R)
• M6: 2,884,097 km (0.087 R)
• M7: 3,792,156 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.2

Radius: 9.2

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.49 AU - 0.79 AU

Year: 353 Days

Day: 9.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,886,793 km

• M1: 114,442 km (0.107 R)
• M2: 562,937 km (0.082 R)
• M3: 1,095,206 km (0.084 R)
• M4: 1,743,713 km (0.059 R)
• M5: 2,047,995 km (0.112 R)
• M6: 2,387,881 km (0.067 R)
• M7: 3,011,106 km (0.083 R)
• M8: 3,989,027 km (0.1 R)
• M9: 4,551,366 km (0.101 R)
• M10: 4,881,079 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.7

Radius: 11.5

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.74 AU - 1.08 AU

Year: 599 Days

Day: 6.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,886,793 km

• M1: 143,464 km (0.069 R)
• M2: 514,916 km (0.089 R)
• M3: 1,098,198 km (0.072 R)
• M4: 1,619,397 km (0.111 R)
• M5: 2,174,555 km (0.118 R)
• M6: 2,854,028 km (0.091 R)
• M7: 3,218,748 km (0.074 R)
• M8: 4,586,820 km (0.116 R)
• M9: 5,266,743 km (0.101 R)
• M10: 6,330,234 km (0.029 R)
• M11: 6,743,124 km (0.119 R)
• M12: 7,554,393 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.6

Radius: 10.1

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.18 AU - 1.76 AU

Year: 1230 Days

Day: 10.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 119.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,886,793 km

• M1: 125,662 km (0.062 R)
• M2: 475,422 km (0.069 R)
• M3: 803,341 km (0.102 R)
• M4: 1,206,656 km (0.062 R)
• M5: 1,813,874 km (0.103 R)
• M6: 2,640,103 km (0.101 R)
• M7: 2,965,778 km (0.073 R)
• M8: 3,601,569 km (0.105 R)
• M9: 4,145,058 km (0.099 R)
• M10: 5,206,455 km (0.109 R)
• M11: 5,970,750 km (0.049 R)
• M12: 6,984,425 km (0.103 R)
• M13: 7,425,889 km (0.079 R)
• M14: 7,997,053 km (0.102 R)
• M15: 9,257,715 km (0.067 R)
• M16: 9,600,593 km (0.086 R)
• M17: 10,782,267 km (0.043 R)
• M18: 11,196,952 km (0.112 R)

Asteroid Belt

Center: 2.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.1

Radius: 10.4

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.34 AU - 4.76 AU

Year: 5626 Days

Day: 14.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,886,793 km

• M1: 256,261 km (0.073 R)
• M2: 620,532 km (0.051 R)
• M3: 1,150,856 km (0.092 R)
• M4: 3,411,280 km (0.064 R)
• M5: 4,220,754 km (0.077 R)
• M6: 6,282,662 km (0.116 R)
• M7: 6,656,208 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.7

Radius: 9.6

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.23 AU - 5.81 AU

Year: 7764 Days

Day: 5.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 27,886,793 km

• M1: 119,379 km (0.029 R)
• M2: 797,656 km (0.116 R)
• M3: 2,464,775 km (0.106 R)
• M4: 3,191,072 km (0.114 R)
• M5: 3,641,661 km (0.113 R)
• M6: 4,027,025 km (0.075 R)
• M7: 4,670,894 km (0.105 R)
• M8: 5,814,570 km (0.117 R)
• M9: 6,940,892 km (0.119 R)
• M10: 7,535,544 km (0.055 R)
• M11: 8,336,940 km (0.11 R)
• M12: 8,781,096 km (0.093 R)
• M13: 9,765,151 km (0.073 R)
• M14: 10,208,708 km (0.078 R)
• M15: 11,030,599 km (0.088 R)
• M16: 12,689,639 km (0.039 R)
• M17: 13,277,858 km (0.105 R)
• M18: 15,217,245 km (0.056 R)
• M19: 16,913,535 km (0.08 R)
• M20: 18,284,301 km (0.091 R)
• M21: 21,327,570 km (0.055 R)
• M22: 22,497,874 km (0.069 R)
• M23: 24,602,716 km (0.045 R)
• M24: 25,148,748 km (0.086 R)
• M25: 30,329,173 km (0.109 R)
• M26: 32,783,326 km (0.113 R)
• M27: 33,778,601 km (0.113 R)
• M28: 35,136,949 km (0.036 R)
• M29: 36,062,362 km (0.031 R)
• M30: 36,767,117 km (0.092 R)
• M31: 37,361,470 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106

Radius: 7.3

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.95 AU - 7.93 AU

Year: 11281 Days

Day: 15.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,886,793 km

• M1: 91,105 km (0.092 R)
• M2: 474,973 km (0.115 R)
• M3: 864,077 km (0.119 R)
• M4: 1,272,330 km (0.035 R)
• M5: 2,164,831 km (0.096 R)
• M6: 3,242,235 km (0.099 R)
• M7: 5,211,391 km (0.092 R)
• M8: 5,712,843 km (0.117 R)
• M9: 6,064,698 km (0.097 R)
• M10: 7,480,342 km (0.065 R)
• M11: 9,583,988 km (0.091 R)
• M12: 10,250,895 km (0.065 R)
• M13: 10,683,233 km (0.105 R)
• M14: 13,129,756 km (0.038 R)
• M15: 14,536,874 km (0.115 R)
• M16: 15,137,958 km (0.048 R)
• M17: 17,342,432 km (0.115 R)
• M18: 19,818,576 km (0.119 R)
• M19: 21,314,555 km (0.041 R)
• M20: 24,453,118 km (0.119 R)
• M21: 26,654,601 km (0.057 R)
• M22: 27,472,003 km (0.071 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 14,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit