🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.4

Radius: 10.1

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.65 AU - 1.03 AU

Year: 505 Days

Day: 11.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 78,360,100 km

• M1: 125,961 km (0.053 R)
• M2: 567,874 km (0.092 R)
• M3: 1,056,909 km (0.032 R)
• M4: 1,550,432 km (0.096 R)
• M5: 2,261,022 km (0.035 R)
• M6: 3,664,101 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.6

Radius: 12.4

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.77 AU - 1.13 AU

Year: 607 Days

Day: 12.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,360,100 km

• M1: 154,235 km (0.046 R)
• M2: 543,190 km (0.025 R)
• M3: 998,715 km (0.103 R)
• M4: 1,477,578 km (0.085 R)
• M5: 2,046,349 km (0.094 R)
• M6: 2,814,235 km (0.109 R)
• M7: 3,241,038 km (0.085 R)
• M8: 3,656,770 km (0.03 R)
• M9: 4,393,689 km (0.034 R)
• M10: 5,022,150 km (0.101 R)
• M11: 6,105,687 km (0.063 R)
• M12: 6,519,924 km (0.053 R)
• M13: 7,339,122 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.7

Radius: 11.9

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.55 AU - 1.75 AU

Year: 1390 Days

Day: 13.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,360,100 km

• M1: 147,952 km (0.11 R)
• M2: 558,748 km (0.108 R)
• M3: 1,005,746 km (0.03 R)
• M4: 1,376,300 km (0.034 R)
• M5: 2,556,328 km (0.096 R)
• M6: 3,638,819 km (0.073 R)
• M7: 4,248,580 km (0.032 R)
• M8: 6,028,944 km (0.09 R)
• M9: 8,066,616 km (0.079 R)
• M10: 10,264,658 km (0.079 R)
• M11: 11,309,150 km (0.07 R)
• M12: 12,019,890 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.7

Radius: 14.8

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.73 AU - 3.15 AU

Year: 3307 Days

Day: 12.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,360,100 km

• M1: 184,005 km (0.074 R)
• M2: 1,497,026 km (0.098 R)
• M3: 2,007,903 km (0.09 R)
• M4: 2,771,301 km (0.089 R)
• M5: 3,394,974 km (0.062 R)
• M6: 3,933,377 km (0.088 R)
• M7: 5,043,094 km (0.038 R)
• M8: 5,697,285 km (0.035 R)
• M9: 11,442,592 km (0.085 R)
• M10: 13,829,276 km (0.091 R)
• M11: 15,661,251 km (0.11 R)
• M12: 19,510,255 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.2

Radius: 6.1

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.24 AU - 6.62 AU

Year: 10696 Days

Day: 16.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,360,100 km

• M1: 77,043 km (0.101 R)
• M2: 325,525 km (0.062 R)
• M3: 904,918 km (0.069 R)
• M4: 1,246,449 km (0.095 R)
• M5: 2,137,604 km (0.064 R)
• M6: 3,840,028 km (0.074 R)
• M7: 4,761,999 km (0.097 R)
• M8: 5,474,235 km (0.118 R)
• M9: 5,855,859 km (0.114 R)
• M10: 6,187,368 km (0.073 R)
• M11: 7,408,685 km (0.119 R)
• M12: 11,200,542 km (0.077 R)
• M13: 29,799,896 km (0.06 R)
• M14: 32,803,522 km (0.108 R)
• M15: 33,427,644 km (0.117 R)
• M16: 37,339,030 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.4

Radius: 5.9

Gravity: 18.77 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 8.24 AU - 12.18 AU

Year: 21402 Days

Day: 24.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,360,100 km

• M1: 73,602 km (0.081 R)
• M2: 425,008 km (0.091 R)
• M3: 965,056 km (0.093 R)
• M4: 1,614,311 km (0.04 R)
• M5: 1,828,984 km (0.118 R)
• M6: 2,451,012 km (0.099 R)
• M7: 3,911,536 km (0.057 R)
• M8: 4,335,346 km (0.117 R)
• M9: 6,341,304 km (0.096 R)
• M10: 8,785,434 km (0.094 R)
• M11: 11,531,602 km (0.118 R)
• M12: 13,529,332 km (0.096 R)
• M13: 14,495,286 km (0.099 R)
• M14: 18,106,429 km (0.065 R)
• M15: 28,330,546 km (0.047 R)
• M16: 29,660,471 km (0.036 R)
• M17: 31,925,831 km (0.085 R)
• M18: 41,064,765 km (0.103 R)
• M19: 41,524,180 km (0.095 R)
• M20: 46,973,133 km (0.079 R)
• M21: 47,475,632 km (0.034 R)
• M22: 53,241,882 km (0.09 R)
• M23: 54,891,797 km (0.102 R)
• M24: 60,045,743 km (0.099 R)
• M25: 61,233,251 km (0.071 R)
• M26: 66,560,581 km (0.038 R)
• M27: 68,474,237 km (0.114 R)
• M28: 70,424,394 km (0.09 R)
• M29: 71,744,745 km (0.079 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 13,185 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit