🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.1

Radius: 14.3

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.59 AU - 0.91 AU

Year: 441 Days

Day: 10 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,194,391 km

• M1: 177,872 km (0.039 R)
• M2: 643,420 km (0.065 R)
• M3: 1,139,188 km (0.093 R)
• M4: 1,837,660 km (0.093 R)
• M5: 2,399,251 km (0.1 R)
• M6: 3,007,815 km (0.12 R)
• M7: 3,540,084 km (0.096 R)
• M8: 4,052,158 km (0.062 R)
• M9: 4,643,967 km (0.1 R)
• M10: 5,859,150 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.3

Radius: 12.3

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.73 AU - 0.77 AU

Year: 441 Days

Day: 6.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,194,391 km

• M1: 153,188 km (0.114 R)
• M2: 615,146 km (0.115 R)
• M3: 1,069,026 km (0.059 R)
• M4: 1,645,726 km (0.118 R)
• M5: 2,742,428 km (0.058 R)
• M6: 3,179,852 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.7

Radius: 8.8

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.71 AU - 0.87 AU

Year: 476 Days

Day: 6.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,194,391 km

• M1: 109,506 km (0.08 R)
• M2: 383,719 km (0.11 R)
• M3: 858,991 km (0.117 R)
• M4: 1,286,093 km (0.11 R)
• M5: 1,761,814 km (0.084 R)
• M6: 2,469,711 km (0.042 R)
• M7: 2,773,245 km (0.085 R)
• M8: 3,392,880 km (0.099 R)
• M9: 3,974,965 km (0.092 R)
• M10: 5,020,056 km (0.119 R)
• M11: 5,775,974 km (0.035 R)
• M12: 6,764,965 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.4

Radius: 10

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.92 AU - 3 AU

Year: 3454 Days

Day: 12 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,194,391 km

• M1: 126,261 km (0.074 R)
• M2: 473,776 km (0.116 R)
• M3: 1,412,503 km (0.043 R)
• M4: 1,973,346 km (0.11 R)
• M5: 2,575,327 km (0.077 R)
• M6: 4,204,598 km (0.079 R)
• M7: 4,663,863 km (0.096 R)
• M8: 6,088,185 km (0.103 R)
• M9: 8,772,718 km (0.09 R)
• M10: 10,923,038 km (0.033 R)
• M11: 14,679,889 km (0.056 R)
• M12: 15,640,457 km (0.025 R)
• M13: 17,900,133 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.3

Radius: 11.6

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.72 AU - 4.18 AU

Year: 5325 Days

Day: 10.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,194,391 km

• M1: 144,362 km (0.05 R)
• M2: 761,603 km (0.11 R)
• M3: 1,184,815 km (0.092 R)
• M4: 1,624,334 km (0.082 R)
• M5: 2,500,229 km (0.075 R)
• M6: 2,937,504 km (0.081 R)
• M7: 4,310,214 km (0.068 R)
• M8: 5,282,600 km (0.043 R)
• M9: 5,698,183 km (0.104 R)
• M10: 6,362,846 km (0.107 R)
• M11: 7,999,297 km (0.118 R)
• M12: 9,040,050 km (0.108 R)
• M13: 10,580,758 km (0.111 R)
• M14: 12,444,448 km (0.082 R)
• M15: 13,673,545 km (0.084 R)
• M16: 16,310,057 km (0.075 R)
• M17: 17,912,550 km (0.081 R)
• M18: 18,446,913 km (0.109 R)
• M19: 23,348,637 km (0.093 R)
• M20: 24,309,804 km (0.093 R)
• M21: 24,882,614 km (0.112 R)
• M22: 25,716,323 km (0.032 R)
• M23: 32,083,208 km (0.092 R)
• M24: 32,871,739 km (0.059 R)
• M25: 33,977,117 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.4

Radius: 4.4

Gravity: 46.87 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.08 AU - 7.3 AU

Year: 10445 Days

Day: 18.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 54,194,391 km

• M1: 55,351 km (0.096 R)
• M2: 349,909 km (0.087 R)
• M3: 487,839 km (0.113 R)
• M4: 647,011 km (0.056 R)
• M5: 995,275 km (0.029 R)
• M6: 1,243,158 km (0.091 R)
• M7: 1,667,567 km (0.095 R)
• M8: 1,947,764 km (0.038 R)
• M9: 2,752,900 km (0.095 R)
• M10: 3,025,467 km (0.045 R)
• M11: 3,758,796 km (0.046 R)
• M12: 4,094,494 km (0.035 R)
• M13: 4,604,024 km (0.107 R)
• M14: 4,922,668 km (0.095 R)
• M15: 6,424,181 km (0.083 R)
• M16: 7,755,303 km (0.091 R)
• M17: 8,532,464 km (0.079 R)
• M18: 8,867,115 km (0.116 R)
• M19: 9,260,108 km (0.048 R)
• M20: 9,410,454 km (0.032 R)
• M21: 9,819,455 km (0.04 R)
• M22: 12,222,894 km (0.101 R)
• M23: 12,957,719 km (0.112 R)
• M24: 13,982,614 km (0.107 R)
• M25: 17,456,276 km (0.096 R)
• M26: 18,545,199 km (0.048 R)
• M27: 20,431,180 km (0.085 R)
• M28: 20,600,973 km (0.106 R)
• M29: 33,893,492 km (0.084 R)
• M30: 34,490,537 km (0.033 R)
• M31: 34,852,265 km (0.078 R)
• M32: 37,075,289 km (0.105 R)
• M33: 37,327,960 km (0.116 R)
• M34: 41,122,360 km (0.079 R)
• M35: 49,161,451 km (0.118 R)
• M36: 52,110,324 km (0.105 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 20,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit