🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.58 AU - 0.7 AU

Year: 326 Days

Day: 42 Hours

Environment

Temp: -137 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.5

Radius: 14.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.9 AU - 3.11 AU

Year: 2513 Days

Day: 12.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,302,688 km

• M1: 184,305 km (0.066 R)
• M2: 708,645 km (0.09 R)
• M3: 1,325,288 km (0.119 R)
• M4: 1,894,208 km (0.065 R)
• M5: 3,240,439 km (0.053 R)
• M6: 3,844,964 km (0.116 R)
• M7: 4,408,799 km (0.074 R)
• M8: 5,027,835 km (0.101 R)
• M9: 5,546,491 km (0.046 R)
• M10: 7,187,430 km (0.04 R)
• M11: 8,883,870 km (0.105 R)
• M12: 10,042,655 km (0.097 R)
• M13: 11,778,888 km (0.112 R)
• M14: 12,699,064 km (0.076 R)
• M15: 13,420,126 km (0.043 R)
• M16: 14,126,228 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.5

Radius: 13

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.22 AU - 6.32 AU

Year: 8812 Days

Day: 9.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 159.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,302,688 km

• M1: 164,408 km (0.079 R)
• M2: 609,312 km (0.095 R)
• M3: 1,148,313 km (0.113 R)
• M4: 1,622,389 km (0.063 R)
• M5: 2,071,931 km (0.095 R)
• M6: 2,487,663 km (0.027 R)
• M7: 3,115,226 km (0.082 R)
• M8: 3,590,648 km (0.08 R)
• M9: 4,338,338 km (0.1 R)
• M10: 4,780,250 km (0.104 R)
• M11: 5,284,844 km (0.034 R)
• M12: 6,072,626 km (0.092 R)
• M13: 7,925,396 km (0.108 R)
• M14: 8,911,545 km (0.054 R)
• M15: 12,422,009 km (0.119 R)
• M16: 13,940,128 km (0.099 R)
• M17: 14,974,747 km (0.084 R)
• M18: 15,921,402 km (0.08 R)
• M19: 16,621,819 km (0.102 R)
• M20: 17,269,578 km (0.072 R)
• M21: 18,846,639 km (0.12 R)
• M22: 20,192,122 km (0.085 R)
• M23: 21,431,541 km (0.1 R)
• M24: 23,251,249 km (0.09 R)
• M25: 23,789,652 km (0.051 R)
• M26: 26,122,780 km (0.081 R)
• M27: 28,096,275 km (0.112 R)
• M28: 29,640,275 km (0.063 R)
• M29: 33,234,962 km (0.065 R)
• M30: 37,600,078 km (0.092 R)
• M31: 38,591,763 km (0.115 R)
• M32: 44,360,406 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278

Radius: 7.7

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.8 AU - 7.84 AU

Year: 10102 Days

Day: 24.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,302,688 km

• M1: 95,743 km (0.118 R)
• M2: 368,160 km (0.067 R)
• M3: 666,010 km (0.111 R)
• M4: 1,209,499 km (0.079 R)
• M5: 1,496,278 km (0.099 R)
• M6: 2,193,254 km (0.025 R)
• M7: 2,551,691 km (0.094 R)
• M8: 2,988,517 km (0.101 R)
• M9: 3,235,802 km (0.101 R)
• M10: 3,701,650 km (0.078 R)
• M11: 5,164,118 km (0.108 R)
• M12: 6,556,875 km (0.119 R)
• M13: 7,831,149 km (0.071 R)
• M14: 8,588,264 km (0.061 R)
• M15: 9,393,101 km (0.107 R)
• M16: 12,213,619 km (0.116 R)
• M17: 12,903,415 km (0.073 R)
• M18: 15,492,355 km (0.098 R)
• M19: 16,427,043 km (0.117 R)
• M20: 17,932,746 km (0.12 R)
• M21: 20,104,458 km (0.096 R)
• M22: 20,766,578 km (0.079 R)
• M23: 22,445,814 km (0.071 R)
• M24: 27,572,533 km (0.104 R)
• M25: 30,167,159 km (0.103 R)
• M26: 34,775,820 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.1

Radius: 3.9

Gravity: 37.42 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.39 AU - 8.69 AU

Year: 15868 Days

Day: 19.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,302,688 km

• M1: 49,068 km (0.065 R)
• M2: 189,391 km (0.074 R)
• M3: 328,667 km (0.091 R)
• M4: 538,552 km (0.099 R)
• M5: 674,387 km (0.103 R)
• M6: 1,017,116 km (0.12 R)
• M7: 1,150,108 km (0.076 R)
• M8: 2,520,275 km (0.11 R)
• M9: 3,383,156 km (0.084 R)
• M10: 3,598,876 km (0.083 R)
• M11: 4,363,620 km (0.062 R)
• M12: 5,337,802 km (0.072 R)
• M13: 6,128,127 km (0.025 R)
• M14: 6,287,150 km (0.113 R)
• M15: 6,654,712 km (0.109 R)
• M16: 7,568,306 km (0.102 R)
• M17: 8,811,315 km (0.059 R)
• M18: 11,096,422 km (0.058 R)
• M19: 19,564,858 km (0.1 R)
• M20: 20,879,076 km (0.048 R)
• M21: 21,329,964 km (0.036 R)
• M22: 22,816,368 km (0.069 R)
• M23: 24,569,505 km (0.118 R)
• M24: 24,769,667 km (0.1 R)
• M25: 25,376,736 km (0.046 R)
• M26: 28,013,099 km (0.027 R)
• M27: 30,479,220 km (0.064 R)
• M28: 35,199,631 km (0.09 R)
• M29: 36,354,078 km (0.102 R)
• M30: 43,522,509 km (0.046 R)
• M31: 44,851,835 km (0.092 R)
• M32: 45,451,124 km (0.05 R)
• M33: 49,477,850 km (0.082 R)
• M34: 53,399,858 km (0.112 R)
• M35: 55,093,455 km (0.108 R)
• M36: 56,126,578 km (0.108 R)
• M37: 60,025,398 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 17,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit