🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.1

Radius: 14.2

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.59 AU - 0.65 AU

Year: 331 Days

Day: 14.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,594,062 km

• M1: 176,525 km (0.092 R)
• M2: 648,806 km (0.062 R)
• M3: 1,378,245 km (0.064 R)
• M4: 1,950,756 km (0.039 R)
• M5: 2,595,523 km (0.106 R)
• M6: 3,170,278 km (0.039 R)
• M7: 3,719,601 km (0.098 R)
• M8: 4,495,865 km (0.109 R)
• M9: 5,116,846 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.5

Radius: 10.2

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.68 AU - 0.74 AU

Year: 406 Days

Day: 6.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,594,062 km

• M1: 126,859 km (0.103 R)
• M2: 533,466 km (0.094 R)
• M3: 874,699 km (0.068 R)
• M4: 1,205,011 km (0.091 R)
• M5: 1,786,947 km (0.119 R)
• M6: 2,242,771 km (0.065 R)
• M7: 2,794,339 km (0.112 R)
• M8: 3,510,912 km (0.068 R)
• M9: 3,984,838 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.4

Radius: 11.8

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.23 AU - 1.69 AU

Year: 1197 Days

Day: 10.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,594,062 km

• M1: 146,756 km (0.098 R)
• M2: 534,364 km (0.104 R)
• M3: 944,711 km (0.1 R)
• M4: 1,326,784 km (0.118 R)
• M5: 2,157,201 km (0.043 R)
• M6: 2,643,993 km (0.09 R)
• M7: 3,203,489 km (0.118 R)
• M8: 3,630,292 km (0.09 R)
• M9: 4,252,469 km (0.116 R)
• M10: 5,412,152 km (0.056 R)
• M11: 6,944,184 km (0.088 R)
• M12: 7,479,295 km (0.102 R)
• M13: 8,124,361 km (0.04 R)
• M14: 9,281,650 km (0.081 R)
• M15: 9,868,523 km (0.038 R)
• M16: 11,707,679 km (0.062 R)
• M17: 12,210,328 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.6

Radius: 9.6

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.85 AU - 2.03 AU

Year: 1833 Days

Day: 12.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 55.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,594,062 km

• M1: 122,221 km (0.1 R)
• M2: 720,763 km (0.103 R)
• M3: 1,653,505 km (0.109 R)
• M4: 1,959,583 km (0.101 R)
• M5: 2,794,488 km (0.072 R)
• M6: 4,178,119 km (0.115 R)
• M7: 4,970,240 km (0.092 R)
• M8: 8,032,807 km (0.1 R)
• M9: 8,834,053 km (0.113 R)
• M10: 10,628,630 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.9

Radius: 9.8

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.07 AU - 4.93 AU

Year: 6475 Days

Day: 7.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 171.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,594,062 km

• M1: 121,922 km (0.116 R)
• M2: 565,330 km (0.115 R)
• M3: 918,082 km (0.11 R)
• M4: 1,454,390 km (0.1 R)
• M5: 2,281,667 km (0.107 R)
• M6: 3,058,977 km (0.09 R)
• M7: 3,800,534 km (0.088 R)
• M8: 4,916,983 km (0.093 R)
• M9: 6,427,622 km (0.074 R)
• M10: 12,788,224 km (0.082 R)
• M11: 15,775,544 km (0.045 R)
• M12: 16,245,730 km (0.079 R)
• M13: 16,785,779 km (0.104 R)
• M14: 18,869,228 km (0.1 R)
• M15: 21,048,570 km (0.053 R)
• M16: 23,013,837 km (0.051 R)
• M17: 23,618,961 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.1

Radius: 9.4

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.06 AU - 6.44 AU

Year: 8159 Days

Day: 11.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,594,062 km

• M1: 309,219 km (0.109 R)
• M2: 1,336,208 km (0.095 R)
• M3: 3,785,873 km (0.094 R)
• M4: 4,493,022 km (0.107 R)
• M5: 6,466,966 km (0.029 R)
• M6: 7,337,776 km (0.117 R)
• M7: 9,440,972 km (0.093 R)
• M8: 11,427,931 km (0.049 R)
• M9: 13,553,567 km (0.029 R)
• M10: 14,273,881 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.1

Radius: 4

Gravity: 41.01 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.1 AU - 8.34 AU

Year: 15984 Days

Day: 23 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,594,062 km

• M1: 84,074 km (0.084 R)
• M2: 219,310 km (0.102 R)
• M3: 350,358 km (0.071 R)
• M4: 673,490 km (0.028 R)
• M5: 1,392,008 km (0.077 R)
• M6: 1,740,721 km (0.066 R)
• M7: 2,564,257 km (0.075 R)
• M8: 3,761,788 km (0.094 R)
• M9: 4,027,623 km (0.114 R)
• M10: 4,337,441 km (0.082 R)
• M11: 4,465,796 km (0.112 R)
• M12: 4,729,985 km (0.119 R)
• M13: 5,970,601 km (0.085 R)
• M14: 6,373,318 km (0.079 R)
• M15: 7,596,879 km (0.119 R)
• M16: 8,917,379 km (0.071 R)
• M17: 9,177,680 km (0.093 R)
• M18: 10,729,907 km (0.073 R)
• M19: 11,753,007 km (0.08 R)
• M20: 12,320,282 km (0.074 R)
• M21: 12,513,263 km (0.063 R)
• M22: 14,556,471 km (0.089 R)
• M23: 14,844,597 km (0.077 R)
• M24: 18,437,788 km (0.066 R)
• M25: 19,030,944 km (0.093 R)
• M26: 20,886,556 km (0.092 R)
• M27: 22,474,238 km (0.043 R)
• M28: 24,646,100 km (0.07 R)
• M29: 24,850,301 km (0.029 R)
• M30: 35,898,403 km (0.082 R)
• M31: 36,822,169 km (0.098 R)
• M32: 38,579,346 km (0.075 R)
• M33: 43,289,435 km (0.066 R)
• M34: 47,416,990 km (0.085 R)
• M35: 51,299,354 km (0.115 R)
• M36: 52,134,110 km (0.06 R)
• M37: 52,639,152 km (0.085 R)
• M38: 60,612,569 km (0.054 R)
• M39: 61,171,018 km (0.112 R)
• M40: 63,248,035 km (0.085 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 14,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit