🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.6

Radius: 12

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.44 AU - 0.7 AU

Year: 292 Days

Day: 6.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,430,441 km

• M1: 149,299 km (0.055 R)
• M2: 553,512 km (0.119 R)
• M3: 994,676 km (0.073 R)
• M4: 1,379,592 km (0.099 R)
• M5: 1,769,892 km (0.102 R)
• M6: 2,148,076 km (0.102 R)
• M7: 2,885,743 km (0.079 R)
• M8: 3,648,243 km (0.03 R)
• M9: 4,244,840 km (0.051 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.8

Radius: 4

Gravity: 34.93 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.88 AU - 6.2 AU

Year: 10068 Days

Day: 22.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,430,441 km

• M1: 49,816 km (0.064 R)
• M2: 237,262 km (0.113 R)
• M3: 367,861 km (0.092 R)
• M4: 632,949 km (0.081 R)
• M5: 794,963 km (0.112 R)
• M6: 1,004,849 km (0.097 R)
• M7: 1,168,659 km (0.116 R)
• M8: 1,536,221 km (0.071 R)
• M9: 2,009,847 km (0.108 R)
• M10: 2,777,584 km (0.086 R)
• M11: 3,079,622 km (0.053 R)
• M12: 3,427,138 km (0.096 R)
• M13: 4,745,394 km (0.087 R)
• M14: 5,336,904 km (0.096 R)
• M15: 5,701,025 km (0.11 R)
• M16: 6,515,735 km (0.067 R)
• M17: 6,740,431 km (0.077 R)
• M18: 7,284,668 km (0.072 R)
• M19: 8,593,350 km (0.114 R)
• M20: 8,909,301 km (0.106 R)
• M21: 9,373,803 km (0.105 R)
• M22: 10,657,053 km (0.11 R)
• M23: 11,611,188 km (0.107 R)
• M24: 14,368,427 km (0.076 R)
• M25: 15,931,425 km (0.105 R)
• M26: 16,823,777 km (0.101 R)
• M27: 23,406,232 km (0.112 R)
• M28: 25,193,029 km (0.03 R)
• M29: 26,781,460 km (0.07 R)
• M30: 29,338,237 km (0.099 R)
• M31: 34,139,431 km (0.07 R)
• M32: 37,020,536 km (0.083 R)
• M33: 43,920,439 km (0.101 R)
• M34: 44,990,363 km (0.119 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.4

Radius: 5.1

Gravity: 18.39 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.3 AU - 7.54 AU

Year: 12347 Days

Day: 18.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,430,441 km

• M1: 63,579 km (0.079 R)
• M2: 325,375 km (0.094 R)
• M3: 542,442 km (0.082 R)
• M4: 2,035,877 km (0.064 R)
• M5: 2,268,801 km (0.119 R)
• M6: 3,191,820 km (0.052 R)
• M7: 3,358,921 km (0.115 R)
• M8: 3,895,828 km (0.042 R)
• M9: 4,059,189 km (0.078 R)
• M10: 4,255,760 km (0.092 R)
• M11: 4,667,753 km (0.054 R)
• M12: 5,302,048 km (0.103 R)
• M13: 5,469,298 km (0.097 R)
• M14: 7,299,479 km (0.106 R)
• M15: 8,647,655 km (0.115 R)
• M16: 10,727,663 km (0.11 R)
• M17: 10,995,593 km (0.096 R)
• M18: 12,112,192 km (0.103 R)
• M19: 14,180,382 km (0.085 R)
• M20: 15,501,032 km (0.104 R)
• M21: 18,845,442 km (0.098 R)
• M22: 22,119,242 km (0.114 R)
• M23: 22,379,093 km (0.097 R)
• M24: 26,427,361 km (0.107 R)
• M25: 28,215,355 km (0.117 R)
• M26: 31,809,594 km (0.039 R)
• M27: 40,275,487 km (0.089 R)
• M28: 43,989,254 km (0.092 R)
• M29: 44,952,066 km (0.055 R)
• M30: 46,919,727 km (0.025 R)
• M31: 47,636,151 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.8

Radius: 5.9

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.17 AU - 8.01 AU

Year: 12804 Days

Day: 21.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,430,441 km

• M1: 73,602 km (0.072 R)
• M2: 290,070 km (0.071 R)
• M3: 511,924 km (0.101 R)
• M4: 822,190 km (0.117 R)
• M5: 1,047,484 km (0.086 R)
• M6: 1,759,869 km (0.077 R)
• M7: 1,967,810 km (0.12 R)
• M8: 3,127,044 km (0.105 R)
• M9: 3,864,861 km (0.101 R)
• M10: 4,593,253 km (0.112 R)
• M11: 6,732,203 km (0.098 R)
• M12: 7,365,900 km (0.098 R)
• M13: 8,345,616 km (0.108 R)
• M14: 8,614,743 km (0.118 R)
• M15: 9,313,365 km (0.09 R)
• M16: 9,700,973 km (0.117 R)
• M17: 11,414,617 km (0.11 R)
• M18: 12,256,404 km (0.098 R)
• M19: 13,320,344 km (0.12 R)
• M20: 13,564,937 km (0.091 R)
• M21: 15,095,772 km (0.099 R)
• M22: 15,698,352 km (0.095 R)
• M23: 16,177,963 km (0.119 R)
• M24: 17,675,736 km (0.062 R)
• M25: 23,069,338 km (0.11 R)
• M26: 25,147,701 km (0.101 R)
• M27: 25,709,740 km (0.045 R)
• M28: 32,235,948 km (0.105 R)
• M29: 33,010,565 km (0.053 R)
• M30: 33,458,611 km (0.052 R)
• M31: 39,407,370 km (0.114 R)
• M32: 41,062,072 km (0.112 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 13,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit