🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.1

Radius: 11.1

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.62 AU - 0.76 AU

Year: 382 Days

Day: 7.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,069,551 km

• M1: 138,079 km (0.065 R)
• M2: 488,587 km (0.093 R)
• M3: 919,578 km (0.081 R)
• M4: 1,348,475 km (0.053 R)
• M5: 1,771,987 km (0.1 R)
• M6: 2,643,245 km (0.102 R)
• M7: 3,040,128 km (0.081 R)
• M8: 3,860,822 km (0.12 R)
• M9: 4,298,396 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.2

Radius: 12.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.95 AU - 1.21 AU

Year: 748 Days

Day: 9.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,069,551 km

• M1: 155,432 km (0.112 R)
• M2: 571,314 km (0.068 R)
• M3: 1,135,298 km (0.084 R)
• M4: 1,651,411 km (0.068 R)
• M5: 2,134,762 km (0.113 R)
• M6: 2,595,074 km (0.072 R)
• M7: 3,050,749 km (0.105 R)
• M8: 4,096,588 km (0.118 R)
• M9: 5,178,929 km (0.112 R)
• M10: 5,579,402 km (0.078 R)
• M11: 6,019,519 km (0.1 R)
• M12: 6,423,583 km (0.097 R)

Asteroid Belt

Center: 1.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.2

Radius: 10.5

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.53 AU - 2.41 AU

Year: 1844 Days

Day: 6.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,069,551 km

• M1: 130,599 km (0.096 R)
• M2: 470,934 km (0.056 R)
• M3: 869,762 km (0.111 R)
• M4: 1,237,174 km (0.038 R)
• M5: 1,719,328 km (0.092 R)
• M6: 2,372,921 km (0.059 R)
• M7: 2,812,440 km (0.077 R)
• M8: 3,229,818 km (0.103 R)
• M9: 3,557,737 km (0.072 R)
• M10: 3,925,299 km (0.117 R)
• M11: 4,659,076 km (0.091 R)
• M12: 5,100,240 km (0.087 R)
• M13: 5,525,397 km (0.097 R)
• M14: 6,136,804 km (0.059 R)
• M15: 6,843,205 km (0.1 R)
• M16: 9,383,826 km (0.066 R)
• M17: 9,796,566 km (0.105 R)
• M18: 10,421,736 km (0.112 R)
• M19: 11,534,744 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 8.7

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.78 AU - 2.24 AU

Year: 1900 Days

Day: 13.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 158.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,069,551 km

• M1: 108,309 km (0.091 R)
• M2: 392,246 km (0.082 R)
• M3: 962,662 km (0.076 R)
• M4: 1,234,182 km (0.119 R)
• M5: 1,725,462 km (0.053 R)
• M6: 2,063,254 km (0.095 R)
• M7: 2,367,536 km (0.092 R)
• M8: 2,646,386 km (0.097 R)
• M9: 4,667,154 km (0.05 R)
• M10: 5,395,846 km (0.094 R)
• M11: 6,173,605 km (0.094 R)
• M12: 6,628,382 km (0.085 R)
• M13: 7,132,527 km (0.109 R)
• M14: 10,045,198 km (0.075 R)
• M15: 10,639,101 km (0.095 R)
• M16: 11,820,476 km (0.094 R)
• M17: 12,883,518 km (0.086 R)
• M18: 14,008,793 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.5

Radius: 12.6

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.87 AU - 2.39 AU

Year: 2073 Days

Day: 13 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,069,551 km

• M1: 156,928 km (0.087 R)
• M2: 664,813 km (0.114 R)
• M3: 1,397,244 km (0.103 R)
• M4: 1,961,826 km (0.118 R)
• M5: 3,238,794 km (0.102 R)
• M6: 4,884,969 km (0.076 R)
• M7: 5,372,359 km (0.094 R)
• M8: 6,128,277 km (0.114 R)
• M9: 7,245,324 km (0.12 R)
• M10: 8,110,748 km (0.11 R)
• M11: 9,264,147 km (0.099 R)
• M12: 10,593,474 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.7

Radius: 12.1

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.78 AU - 4.28 AU

Year: 4423 Days

Day: 8.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,069,551 km

• M1: 151,543 km (0.109 R)
• M2: 536,608 km (0.109 R)
• M3: 960,568 km (0.118 R)
• M4: 1,453,493 km (0.106 R)
• M5: 1,956,441 km (0.078 R)
• M6: 2,376,362 km (0.091 R)
• M7: 3,219,346 km (0.044 R)
• M8: 3,969,131 km (0.078 R)
• M9: 8,799,347 km (0.113 R)
• M10: 9,243,204 km (0.04 R)
• M11: 10,530,045 km (0.025 R)
• M12: 13,351,610 km (0.057 R)
• M13: 15,221,733 km (0.042 R)
• M14: 16,460,703 km (0.056 R)
• M15: 17,323,284 km (0.03 R)
• M16: 17,702,066 km (0.107 R)
• M17: 19,340,462 km (0.093 R)
• M18: 20,300,880 km (0.088 R)
• M19: 20,722,147 km (0.074 R)
• M20: 23,450,214 km (0.093 R)
• M21: 26,659,687 km (0.086 R)
• M22: 28,456,806 km (0.077 R)
• M23: 29,519,400 km (0.087 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 10,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit