🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.1

Radius: 11.3

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.11 AU - 1.29 AU

Year: 877 Days

Day: 10.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,183,542 km

• M1: 140,772 km (0.101 R)
• M2: 554,709 km (0.073 R)
• M3: 1,018,462 km (0.059 R)
• M4: 1,429,108 km (0.101 R)
• M5: 2,108,283 km (0.084 R)
• M6: 2,586,547 km (0.087 R)
• M7: 3,083,511 km (0.085 R)
• M8: 3,555,493 km (0.1 R)
• M9: 4,123,516 km (0.109 R)
• M10: 4,523,840 km (0.077 R)
• M11: 5,248,940 km (0.109 R)
• M12: 5,966,262 km (0.07 R)
• M13: 6,348,934 km (0.09 R)
• M14: 8,567,769 km (0.039 R)
• M15: 9,028,381 km (0.085 R)
• M16: 9,476,876 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130

Radius: 11.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.58 AU - 1.78 AU

Year: 1452 Days

Day: 5.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,183,542 km

• M1: 138,228 km (0.095 R)
• M2: 483,800 km (0.1 R)
• M3: 879,635 km (0.081 R)
• M4: 1,387,969 km (0.096 R)
• M5: 2,315,625 km (0.108 R)
• M6: 2,678,999 km (0.067 R)
• M7: 3,092,786 km (0.106 R)
• M8: 3,457,057 km (0.1 R)
• M9: 3,920,811 km (0.076 R)
• M10: 4,288,073 km (0.073 R)
• M11: 5,880,692 km (0.111 R)
• M12: 6,225,964 km (0.026 R)
• M13: 7,148,983 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.7

Radius: 15

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.72 AU - 4.22 AU

Year: 4310 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,183,542 km

• M1: 186,549 km (0.08 R)
• M2: 684,709 km (0.101 R)
• M3: 1,336,507 km (0.084 R)
• M4: 2,046,349 km (0.112 R)
• M5: 2,950,818 km (0.096 R)
• M6: 4,609,858 km (0.084 R)
• M7: 5,400,034 km (0.034 R)
• M8: 5,921,981 km (0.069 R)
• M9: 6,977,095 km (0.101 R)
• M10: 8,187,791 km (0.117 R)
• M11: 9,989,099 km (0.04 R)
• M12: 11,024,316 km (0.113 R)
• M13: 14,711,455 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.5

Radius: 8.6

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.35 AU - 4.47 AU

Year: 5156 Days

Day: 8.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,183,542 km

• M1: 107,112 km (0.106 R)
• M2: 432,188 km (0.097 R)
• M3: 740,809 km (0.053 R)
• M4: 1,431,801 km (0.078 R)
• M5: 1,714,092 km (0.116 R)
• M6: 2,527,306 km (0.117 R)
• M7: 2,974,754 km (0.087 R)
• M8: 3,576,885 km (0.069 R)
• M9: 4,161,214 km (0.107 R)
• M10: 4,807,776 km (0.106 R)
• M11: 6,453,951 km (0.079 R)
• M12: 7,634,279 km (0.092 R)
• M13: 8,383,614 km (0.101 R)
• M14: 9,854,461 km (0.087 R)
• M15: 10,168,167 km (0.063 R)
• M16: 10,488,456 km (0.095 R)
• M17: 11,413,719 km (0.067 R)
• M18: 12,392,388 km (0.09 R)
• M19: 13,596,651 km (0.119 R)

Asteroid Belt

Center: 6.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.4

Radius: 6.6

Gravity: 15.34 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.35 AU - 9.31 AU

Year: 17497 Days

Day: 20.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,183,542 km

• M1: 116,088 km (0.117 R)
• M2: 899,382 km (0.096 R)
• M3: 1,409,362 km (0.116 R)
• M4: 1,729,202 km (0.031 R)
• M5: 2,000,124 km (0.07 R)
• M6: 3,806,219 km (0.112 R)
• M7: 4,140,869 km (0.118 R)
• M8: 4,462,056 km (0.098 R)
• M9: 4,799,548 km (0.101 R)
• M10: 5,154,245 km (0.088 R)
• M11: 5,412,601 km (0.087 R)
• M12: 5,679,782 km (0.086 R)
• M13: 6,491,800 km (0.12 R)
• M14: 6,749,856 km (0.071 R)
• M15: 8,495,813 km (0.08 R)
• M16: 8,752,822 km (0.066 R)
• M17: 12,452,527 km (0.117 R)
• M18: 13,957,332 km (0.111 R)
• M19: 15,809,952 km (0.055 R)
• M20: 16,199,205 km (0.115 R)
• M21: 16,435,869 km (0.12 R)
• M22: 21,193,830 km (0.063 R)
• M23: 24,037,984 km (0.065 R)
• M24: 26,795,372 km (0.07 R)
• M25: 28,939,110 km (0.107 R)
• M26: 31,194,298 km (0.109 R)
• M27: 34,078,096 km (0.11 R)
• M28: 36,590,293 km (0.035 R)
• M29: 38,099,885 km (0.118 R)
• M30: 38,940,625 km (0.102 R)
• M31: 42,427,153 km (0.094 R)
• M32: 53,599,122 km (0.051 R)
• M33: 58,086,609 km (0.078 R)
• M34: 59,761,507 km (0.118 R)
• M35: 60,705,769 km (0.054 R)
• M36: 62,624,062 km (0.113 R)
• M37: 64,582,448 km (0.074 R)
• M38: 66,178,358 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.8

Radius: 5.6

Gravity: 24.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.41 AU - 10.21 AU

Year: 20490 Days

Day: 18.4 Hours

Environment

Temp: -242 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,183,542 km

• M1: 74,350 km (0.056 R)
• M2: 627,862 km (0.11 R)
• M3: 1,177,186 km (0.044 R)
• M4: 3,027,861 km (0.11 R)
• M5: 4,932,391 km (0.067 R)
• M6: 7,418,858 km (0.116 R)
• M7: 10,204,520 km (0.098 R)
• M8: 11,862,214 km (0.116 R)
• M9: 12,132,238 km (0.069 R)
• M10: 13,471,438 km (0.118 R)
• M11: 14,442,627 km (0.083 R)
• M12: 20,389,442 km (0.086 R)
• M13: 21,169,595 km (0.109 R)
• M14: 24,818,137 km (0.08 R)
• M15: 27,313,878 km (0.091 R)
• M16: 27,784,962 km (0.098 R)
• M17: 32,140,504 km (0.105 R)
• M18: 33,463,697 km (0.095 R)
• M19: 52,100,600 km (0.117 R)
• M20: 59,451,540 km (0.114 R)
• M21: 67,250,077 km (0.117 R)
• M22: 67,678,525 km (0.117 R)
• M23: 70,728,078 km (0.111 R)
• M24: 73,187,467 km (0.076 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: 297 - 10,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit