🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.3

Radius: 10.1

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.94 AU - 1.1 AU

Year: 676 Days

Day: 9.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,279,783 km

• M1: 125,961 km (0.071 R)
• M2: 446,550 km (0.089 R)
• M3: 784,342 km (0.105 R)
• M4: 1,215,333 km (0.09 R)
• M5: 1,810,882 km (0.119 R)
• M6: 2,221,229 km (0.047 R)
• M7: 2,833,234 km (0.104 R)
• M8: 3,376,723 km (0.058 R)
• M9: 4,033,757 km (0.096 R)
• M10: 4,756,763 km (0.072 R)
• M11: 5,620,841 km (0.066 R)
• M12: 6,030,290 km (0.1 R)
• M13: 6,671,317 km (0.12 R)
• M14: 7,425,889 km (0.086 R)
• M15: 7,992,117 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.2

Radius: 11.8

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.31 AU - 1.71 AU

Year: 1217 Days

Day: 12.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,279,783 km

• M1: 146,756 km (0.066 R)
• M2: 522,845 km (0.117 R)
• M3: 1,023,249 km (0.041 R)
• M4: 1,448,855 km (0.097 R)
• M5: 2,012,241 km (0.072 R)
• M6: 2,859,115 km (0.107 R)
• M7: 3,870,695 km (0.082 R)
• M8: 4,948,099 km (0.086 R)
• M9: 6,174,802 km (0.061 R)
• M10: 7,002,377 km (0.041 R)
• M11: 7,570,999 km (0.116 R)
• M12: 8,368,355 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.9

Radius: 14.8

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.54 AU - 2.04 AU

Year: 1571 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 84,279,783 km

• M1: 184,005 km (0.094 R)
• M2: 1,025,493 km (0.069 R)
• M3: 5,273,026 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.4

Radius: 12.5

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.61 AU - 2.61 AU

Year: 2011 Days

Day: 12.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,279,783 km

• M1: 155,432 km (0.087 R)
• M2: 888,911 km (0.08 R)
• M3: 1,775,428 km (0.085 R)
• M4: 2,185,625 km (0.093 R)
• M5: 2,602,105 km (0.104 R)
• M6: 3,120,462 km (0.119 R)
• M7: 3,545,170 km (0.051 R)
• M8: 4,285,381 km (0.06 R)
• M9: 5,454,039 km (0.042 R)
• M10: 5,946,515 km (0.105 R)
• M11: 7,665,694 km (0.051 R)
• M12: 10,607,237 km (0.1 R)
• M13: 12,942,909 km (0.079 R)
• M14: 15,216,048 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.5

Radius: 11.3

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.93 AU - 2.47 AU

Year: 2141 Days

Day: 7.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,279,783 km

• M1: 144,063 km (0.096 R)
• M2: 507,436 km (0.117 R)
• M3: 942,766 km (0.108 R)
• M4: 1,681,779 km (0.106 R)
• M5: 2,667,480 km (0.091 R)
• M6: 3,167,286 km (0.031 R)
• M7: 3,670,085 km (0.064 R)
• M8: 4,177,221 km (0.097 R)
• M9: 5,071,218 km (0.099 R)
• M10: 5,486,053 km (0.042 R)
• M11: 6,172,109 km (0.091 R)
• M12: 7,028,258 km (0.095 R)
• M13: 8,576,596 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202

Radius: 5.9

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.53 AU - 10.25 AU

Year: 18876 Days

Day: 22.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,279,783 km

• M1: 73,303 km (0.039 R)
• M2: 261,647 km (0.034 R)
• M3: 754,422 km (0.108 R)
• M4: 1,551,180 km (0.086 R)
• M5: 1,806,095 km (0.112 R)
• M6: 2,019,721 km (0.092 R)
• M7: 2,420,045 km (0.111 R)
• M8: 4,536,855 km (0.058 R)
• M9: 6,339,659 km (0.044 R)
• M10: 7,440,848 km (0.114 R)
• M11: 9,036,759 km (0.104 R)
• M12: 11,838,577 km (0.087 R)
• M13: 17,709,695 km (0.062 R)
• M14: 18,158,638 km (0.109 R)
• M15: 20,273,503 km (0.103 R)
• M16: 22,200,025 km (0.063 R)
• M17: 23,790,549 km (0.097 R)
• M18: 26,413,000 km (0.113 R)
• M19: 29,015,255 km (0.096 R)
• M20: 31,346,439 km (0.112 R)
• M21: 34,606,176 km (0.083 R)
• M22: 36,497,991 km (0.118 R)
• M23: 40,100,756 km (0.117 R)
• M24: 41,265,226 km (0.031 R)
• M25: 42,053,906 km (0.063 R)
• M26: 48,729,562 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.4

Radius: 3.4

Gravity: 73.74 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.68 AU - 11.42 AU

Year: 20901 Days

Day: 16.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,279,783 km

• M1: 57,146 km (0.091 R)
• M2: 240,404 km (0.104 R)
• M3: 407,056 km (0.08 R)
• M4: 575,653 km (0.112 R)
• M5: 789,428 km (0.049 R)
• M6: 1,281,156 km (0.117 R)
• M7: 1,681,929 km (0.08 R)
• M8: 1,911,412 km (0.1 R)
• M9: 2,625,293 km (0.113 R)
• M10: 3,209,174 km (0.083 R)
• M11: 4,071,605 km (0.034 R)
• M12: 5,273,325 km (0.11 R)
• M13: 5,679,782 km (0.034 R)
• M14: 6,327,990 km (0.056 R)
• M15: 9,300,200 km (0.115 R)
• M16: 10,074,519 km (0.089 R)
• M17: 16,906,803 km (0.078 R)
• M18: 21,105,567 km (0.113 R)
• M19: 25,491,477 km (0.098 R)
• M20: 26,296,164 km (0.078 R)
• M21: 27,355,616 km (0.104 R)
• M22: 28,077,576 km (0.113 R)
• M23: 30,447,355 km (0.106 R)
• M24: 31,746,463 km (0.036 R)
• M25: 33,490,027 km (0.119 R)
• M26: 41,574,595 km (0.098 R)
• M27: 43,822,003 km (0.085 R)
• M28: 51,410,355 km (0.105 R)
• M29: 57,447,826 km (0.102 R)
• M30: 57,643,650 km (0.093 R)
• M31: 68,457,182 km (0.075 R)
• M32: 70,232,161 km (0.072 R)
• M33: 79,325,917 km (0.095 R)
• M34: 79,812,409 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 10,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit