🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.2

Radius: 8.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.44 AU - 0.68 AU

Year: 289 Days

Day: 12.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,229,968 km

• M1: 103,223 km (0.096 R)
• M2: 361,428 km (0.111 R)
• M3: 669,450 km (0.119 R)
• M4: 1,031,627 km (0.098 R)
• M5: 1,351,916 km (0.041 R)
• M6: 2,081,355 km (0.099 R)
• M7: 2,701,738 km (0.066 R)
• M8: 3,088,149 km (0.118 R)
• M9: 3,480,544 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.9

Radius: 10.6

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.52 AU - 0.8 AU

Year: 370 Days

Day: 14.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 125 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 72,229,968 km

• M1: 131,945 km (0.068 R)
• M2: 522,545 km (0.083 R)
• M3: 1,140,983 km (0.091 R)
• M4: 1,648,718 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.7

Radius: 11.5

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.7 AU - 0.84 AU

Year: 466 Days

Day: 6.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,229,968 km

• M1: 143,016 km (0.098 R)
• M2: 631,004 km (0.118 R)
• M3: 1,238,521 km (0.116 R)
• M4: 1,786,199 km (0.052 R)
• M5: 2,383,094 km (0.107 R)
• M6: 3,051,198 km (0.106 R)
• M7: 3,448,979 km (0.044 R)
• M8: 3,963,745 km (0.106 R)
• M9: 4,335,197 km (0.102 R)
• M10: 5,231,886 km (0.106 R)
• M11: 5,627,124 km (0.075 R)
• M12: 5,986,907 km (0.091 R)
• M13: 6,362,248 km (0.111 R)
• M14: 6,793,239 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.6

Radius: 11.1

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.53 AU - 3.47 AU

Year: 3587 Days

Day: 11.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,229,968 km

• M1: 138,079 km (0.09 R)
• M2: 496,216 km (0.106 R)
• M3: 893,249 km (0.072 R)
• M4: 1,831,527 km (0.084 R)
• M5: 3,140,059 km (0.109 R)
• M6: 3,890,741 km (0.047 R)
• M7: 4,440,065 km (0.097 R)
• M8: 6,489,855 km (0.077 R)
• M9: 7,771,011 km (0.086 R)
• M10: 8,749,381 km (0.072 R)
• M11: 10,348,582 km (0.064 R)
• M12: 11,114,075 km (0.1 R)
• M13: 13,123,623 km (0.113 R)
• M14: 15,416,061 km (0.056 R)
• M15: 15,988,871 km (0.12 R)
• M16: 17,567,428 km (0.089 R)
• M17: 18,598,157 km (0.085 R)
• M18: 19,068,941 km (0.103 R)
• M19: 20,466,933 km (0.086 R)
• M20: 21,737,019 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.5

Radius: 3.5

Gravity: 42.41 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.43 AU - 10.21 AU

Year: 21241 Days

Day: 17.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,229,968 km

• M1: 43,533 km (0.081 R)
• M2: 202,107 km (0.101 R)
• M3: 350,358 km (0.101 R)
• M4: 595,400 km (0.053 R)
• M5: 2,173,358 km (0.069 R)
• M6: 2,757,388 km (0.07 R)
• M7: 3,059,576 km (0.054 R)
• M8: 3,700,004 km (0.111 R)
• M9: 4,163,010 km (0.063 R)
• M10: 4,663,414 km (0.089 R)
• M11: 5,277,962 km (0.061 R)
• M12: 5,391,657 km (0.064 R)
• M13: 6,109,128 km (0.12 R)
• M14: 7,208,224 km (0.106 R)
• M15: 7,348,397 km (0.101 R)
• M16: 7,877,973 km (0.12 R)
• M17: 8,798,898 km (0.1 R)
• M18: 9,619,143 km (0.075 R)
• M19: 9,789,086 km (0.081 R)
• M20: 16,509,172 km (0.075 R)
• M21: 18,614,164 km (0.107 R)
• M22: 22,145,721 km (0.114 R)
• M23: 22,541,557 km (0.107 R)
• M24: 25,123,167 km (0.067 R)
• M25: 33,906,058 km (0.061 R)
• M26: 34,168,154 km (0.117 R)
• M27: 37,840,781 km (0.059 R)
• M28: 42,220,409 km (0.048 R)
• M29: 44,531,696 km (0.056 R)
• M30: 46,440,265 km (0.064 R)
• M31: 50,932,689 km (0.105 R)
• M32: 53,904,900 km (0.097 R)
• M33: 66,334,538 km (0.111 R)
• M34: 71,152,637 km (0.052 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 14,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit