🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355

Radius: 9.4

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.8 AU - 1.16 AU

Year: 626 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,443,300 km

• M1: 116,836 km (0.116 R)
• M2: 704,157 km (0.052 R)
• M3: 1,008,589 km (0.107 R)
• M4: 1,529,489 km (0.116 R)
• M5: 2,031,240 km (0.101 R)
• M6: 2,414,809 km (0.038 R)
• M7: 3,200,646 km (0.12 R)
• M8: 4,148,050 km (0.058 R)
• M9: 5,032,173 km (0.075 R)
• M10: 5,948,460 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.3

Radius: 12.8

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.47 AU - 3.69 AU

Year: 3490 Days

Day: 11.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,443,300 km

• M1: 160,369 km (0.114 R)
• M2: 645,216 km (0.095 R)
• M3: 1,208,302 km (0.102 R)
• M4: 1,622,539 km (0.071 R)
• M5: 2,849,241 km (0.081 R)
• M6: 3,680,257 km (0.067 R)
• M7: 5,768,494 km (0.108 R)
• M8: 7,317,131 km (0.113 R)
• M9: 8,103,417 km (0.078 R)
• M10: 8,658,276 km (0.106 R)
• M11: 9,728,649 km (0.068 R)
• M12: 10,885,339 km (0.111 R)
• M13: 11,390,083 km (0.107 R)
• M14: 12,265,978 km (0.109 R)
• M15: 13,139,181 km (0.11 R)
• M16: 13,760,162 km (0.108 R)
• M17: 14,201,625 km (0.07 R)
• M18: 14,958,141 km (0.026 R)
• M19: 15,529,905 km (0.083 R)
• M20: 21,812,118 km (0.087 R)
• M21: 22,480,371 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.6

Radius: 13.3

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.48 AU - 5.34 AU

Year: 5980 Days

Day: 12.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,443,300 km

• M1: 170,242 km (0.084 R)
• M2: 696,827 km (0.102 R)
• M3: 1,257,669 km (0.091 R)
• M4: 1,926,073 km (0.054 R)
• M5: 2,366,788 km (0.115 R)
• M6: 2,875,421 km (0.112 R)
• M7: 3,437,161 km (0.068 R)
• M8: 5,356,352 km (0.1 R)
• M9: 6,831,536 km (0.111 R)
• M10: 7,560,676 km (0.098 R)
• M11: 8,377,630 km (0.115 R)
• M12: 8,980,211 km (0.084 R)
• M13: 12,679,467 km (0.084 R)
• M14: 15,497,442 km (0.088 R)
• M15: 16,874,789 km (0.078 R)
• M16: 25,008,725 km (0.093 R)
• M17: 26,418,984 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.8

Radius: 8

Gravity: 13.23 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.89 AU - 6.37 AU

Year: 9800 Days

Day: 17.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 31,443,300 km

• M1: 99,632 km (0.039 R)
• M2: 588,967 km (0.051 R)
• M3: 919,728 km (0.104 R)
• M4: 1,176,138 km (0.118 R)
• M5: 1,713,045 km (0.112 R)
• M6: 2,003,863 km (0.094 R)
• M7: 3,667,841 km (0.08 R)
• M8: 4,155,081 km (0.092 R)
• M9: 5,225,454 km (0.108 R)
• M10: 7,058,776 km (0.087 R)
• M11: 7,769,515 km (0.11 R)
• M12: 8,712,281 km (0.098 R)
• M13: 9,480,316 km (0.107 R)
• M14: 10,033,978 km (0.066 R)
• M15: 10,292,633 km (0.085 R)
• M16: 10,931,715 km (0.042 R)
• M17: 12,171,732 km (0.118 R)
• M18: 13,946,261 km (0.035 R)
• M19: 14,728,658 km (0.084 R)
• M20: 15,402,746 km (0.046 R)
• M21: 17,473,929 km (0.104 R)
• M22: 25,840,339 km (0.102 R)
• M23: 28,958,408 km (0.112 R)
• M24: 29,483,646 km (0.111 R)
• M25: 30,337,401 km (0.065 R)
• M26: 31,982,379 km (0.113 R)
• M27: 33,340,578 km (0.105 R)
• M28: 35,688,816 km (0.052 R)
• M29: 39,930,364 km (0.053 R)
• M30: 40,450,516 km (0.119 R)
• M31: 43,529,091 km (0.114 R)
• M32: 44,357,265 km (0.032 R)
• M33: 46,187,295 km (0.07 R)
• M34: 48,951,864 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.6

Radius: 3.5

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.23 AU - 9.07 AU

Year: 13662 Days

Day: 24.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,443,300 km

• M1: 44,431 km (0.086 R)
• M2: 294,708 km (0.105 R)
• M3: 552,016 km (0.12 R)
• M4: 943,215 km (0.076 R)
• M5: 1,378,245 km (0.107 R)
• M6: 1,520,812 km (0.085 R)
• M7: 2,113,968 km (0.107 R)
• M8: 4,718,167 km (0.112 R)
• M9: 5,324,936 km (0.112 R)
• M10: 5,858,552 km (0.113 R)
• M11: 6,525,160 km (0.07 R)
• M12: 8,430,139 km (0.087 R)
• M13: 12,715,969 km (0.104 R)
• M14: 13,664,718 km (0.1 R)
• M15: 15,999,941 km (0.079 R)
• M16: 22,479,174 km (0.085 R)
• M17: 23,705,428 km (0.071 R)
• M18: 29,236,361 km (0.077 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 18,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit