🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.1

Radius: 14.1

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.86 AU - 1 AU

Year: 579 Days

Day: 6.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,730,625 km

• M1: 175,329 km (0.039 R)
• M2: 626,965 km (0.079 R)
• M3: 1,141,881 km (0.089 R)
• M4: 1,652,907 km (0.038 R)
• M5: 2,173,956 km (0.112 R)
• M6: 2,896,215 km (0.114 R)
• M7: 3,398,265 km (0.066 R)
• M8: 3,901,363 km (0.091 R)
• M9: 4,612,402 km (0.065 R)
• M10: 5,355,305 km (0.078 R)
• M11: 5,925,572 km (0.053 R)
• M12: 6,721,283 km (0.116 R)
• M13: 7,232,159 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.3

Radius: 13.3

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.05 AU - 1.49 AU

Year: 924 Days

Day: 10.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,730,625 km

• M1: 168,447 km (0.096 R)
• M2: 1,191,547 km (0.115 R)
• M3: 1,714,092 km (0.102 R)
• M4: 2,349,285 km (0.089 R)
• M5: 3,101,164 km (0.103 R)
• M6: 3,615,182 km (0.115 R)
• M7: 4,493,471 km (0.115 R)
• M8: 6,014,283 km (0.093 R)
• M9: 7,379,813 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.2

Radius: 10.9

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.48 AU - 2.74 AU

Year: 2723 Days

Day: 6.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 29,730,625 km

• M1: 135,536 km (0.062 R)
• M2: 519,404 km (0.078 R)
• M3: 1,137,542 km (0.078 R)
• M4: 1,501,963 km (0.101 R)
• M5: 1,859,651 km (0.066 R)
• M6: 2,373,969 km (0.117 R)
• M7: 2,931,221 km (0.058 R)
• M8: 3,423,547 km (0.113 R)
• M9: 3,909,142 km (0.11 R)
• M10: 4,287,026 km (0.101 R)
• M11: 4,971,287 km (0.086 R)
• M12: 5,466,905 km (0.112 R)
• M13: 6,243,916 km (0.037 R)
• M14: 6,644,689 km (0.068 R)
• M15: 7,951,276 km (0.056 R)
• M16: 9,496,323 km (0.079 R)
• M17: 10,658,699 km (0.036 R)
• M18: 11,358,218 km (0.084 R)
• M19: 11,740,740 km (0.108 R)
• M20: 13,032,368 km (0.064 R)
• M21: 15,426,532 km (0.101 R)
• M22: 15,790,953 km (0.099 R)
• M23: 18,099,996 km (0.041 R)
• M24: 18,564,049 km (0.057 R)
• M25: 19,881,407 km (0.101 R)
• M26: 21,582,036 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.3

Radius: 9.2

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.25 AU - 3.21 AU

Year: 2912 Days

Day: 5.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,730,625 km

• M1: 114,891 km (0.113 R)
• M2: 422,913 km (0.083 R)
• M3: 1,039,256 km (0.036 R)
• M4: 2,202,081 km (0.056 R)
• M5: 2,743,775 km (0.09 R)
• M6: 3,103,258 km (0.046 R)
• M7: 3,529,612 km (0.051 R)
• M8: 4,375,139 km (0.113 R)
• M9: 5,688,609 km (0.041 R)
• M10: 6,409,222 km (0.118 R)
• M11: 7,815,142 km (0.059 R)
• M12: 10,838,216 km (0.119 R)
• M13: 14,424,825 km (0.075 R)
• M14: 14,893,066 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607

Radius: 9.1

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.94 AU - 2.96 AU

Year: 3272 Days

Day: 14.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,730,625 km

• M1: 113,246 km (0.113 R)
• M2: 406,308 km (0.093 R)
• M3: 700,268 km (0.027 R)
• M4: 1,344,436 km (0.042 R)
• M5: 1,927,868 km (0.077 R)
• M6: 2,687,227 km (0.11 R)
• M7: 3,556,390 km (0.09 R)
• M8: 4,077,140 km (0.062 R)
• M9: 4,511,573 km (0.1 R)
• M10: 4,952,587 km (0.104 R)
• M11: 5,948,311 km (0.12 R)
• M12: 6,508,255 km (0.086 R)
• M13: 7,133,425 km (0.08 R)
• M14: 7,765,476 km (0.107 R)
• M15: 9,659,086 km (0.028 R)
• M16: 10,552,335 km (0.081 R)
• M17: 12,235,311 km (0.081 R)
• M18: 13,896,595 km (0.105 R)
• M19: 14,781,317 km (0.075 R)
• M20: 15,755,498 km (0.096 R)
• M21: 16,991,326 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.4

Radius: 14

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.92 AU - 4.26 AU

Year: 4392 Days

Day: 7 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,730,625 km

• M1: 174,880 km (0.095 R)
• M2: 614,099 km (0.095 R)
• M3: 1,160,879 km (0.077 R)
• M4: 1,671,307 km (0.117 R)
• M5: 2,363,946 km (0.036 R)
• M6: 3,184,340 km (0.081 R)
• M7: 4,234,817 km (0.102 R)
• M8: 4,932,391 km (0.107 R)
• M9: 5,590,323 km (0.112 R)
• M10: 7,286,613 km (0.114 R)
• M11: 13,046,580 km (0.1 R)
• M12: 13,667,561 km (0.118 R)
• M13: 14,969,062 km (0.071 R)
• M14: 16,470,576 km (0.05 R)
• M15: 16,952,281 km (0.107 R)
• M16: 19,570,094 km (0.114 R)
• M17: 20,384,804 km (0.113 R)
• M18: 20,940,411 km (0.092 R)
• M19: 23,718,742 km (0.07 R)
• M20: 24,801,681 km (0.114 R)
• M21: 27,822,511 km (0.112 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 17,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit