🌌 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: 80.4

Radius: 10

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.49 AU - 0.63 AU

Year: 284 Days

Day: 6.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 82,530,634 km

• M1: 124,316 km (0.106 R)
• M2: 528,679 km (0.094 R)
• M3: 871,557 km (0.086 R)
• M4: 1,533,977 km (0.068 R)
• M5: 1,971,102 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139

Radius: 12.6

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.66 AU - 0.8 AU

Year: 423 Days

Day: 7.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,530,634 km

• M1: 157,078 km (0.093 R)
• M2: 576,999 km (0.067 R)
• M3: 1,061,098 km (0.053 R)
• M4: 1,478,925 km (0.111 R)
• M5: 1,910,215 km (0.03 R)
• M6: 2,441,587 km (0.098 R)
• M7: 2,910,427 km (0.092 R)
• M8: 3,380,762 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115

Radius: 11.2

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.68 AU - 0.94 AU

Year: 494 Days

Day: 10.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 82,530,634 km

• M1: 139,425 km (0.055 R)
• M2: 499,208 km (0.079 R)
• M3: 1,015,770 km (0.034 R)
• M4: 1,406,220 km (0.106 R)
• M5: 2,075,371 km (0.076 R)
• M6: 2,901,451 km (0.12 R)
• M7: 3,341,268 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513

Radius: 9.5

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.99 AU - 1.51 AU

Year: 948 Days

Day: 5.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,530,634 km

• M1: 118,182 km (0.062 R)
• M2: 501,003 km (0.068 R)
• M3: 993,180 km (0.086 R)
• M4: 1,612,216 km (0.104 R)
• M5: 2,604,948 km (0.118 R)
• M6: 2,988,816 km (0.063 R)
• M7: 3,465,584 km (0.061 R)
• M8: 3,825,966 km (0.082 R)
• M9: 4,488,235 km (0.103 R)
• M10: 5,918,541 km (0.078 R)
• M11: 7,512,506 km (0.117 R)
• M12: 8,143,958 km (0.026 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 9.5

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.26 AU - 5.08 AU

Year: 5776 Days

Day: 8.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,530,634 km

• M1: 118,182 km (0.116 R)
• M2: 428,448 km (0.113 R)
• M3: 1,292,226 km (0.062 R)
• M4: 1,745,508 km (0.085 R)
• M5: 2,109,180 km (0.077 R)
• M6: 3,042,821 km (0.069 R)
• M7: 3,421,602 km (0.044 R)
• M8: 3,831,650 km (0.068 R)
• M9: 4,362,274 km (0.103 R)
• M10: 4,680,469 km (0.031 R)
• M11: 6,570,039 km (0.116 R)
• M12: 7,237,096 km (0.042 R)
• M13: 9,585,783 km (0.119 R)
• M14: 10,047,591 km (0.089 R)
• M15: 11,224,927 km (0.066 R)
• M16: 11,565,411 km (0.112 R)
• M17: 12,765,486 km (0.075 R)
• M18: 13,754,776 km (0.096 R)
• M19: 14,947,221 km (0.108 R)
• M20: 17,141,373 km (0.058 R)
• M21: 17,479,614 km (0.081 R)
• M22: 20,790,813 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.8

Radius: 5.1

Gravity: 27.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.53 AU - 11.97 AU

Year: 22258 Days

Day: 22.1 Hours

Environment

Temp: -245 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,530,634 km

• M1: 63,579 km (0.104 R)
• M2: 320,139 km (0.063 R)
• M3: 568,771 km (0.083 R)
• M4: 784,342 km (0.073 R)
• M5: 1,291,179 km (0.041 R)
• M6: 1,686,566 km (0.038 R)
• M7: 1,873,713 km (0.075 R)
• M8: 2,137,754 km (0.113 R)
• M9: 2,334,924 km (0.079 R)
• M10: 3,879,073 km (0.118 R)
• M11: 4,240,651 km (0.06 R)
• M12: 4,769,479 km (0.098 R)
• M13: 6,620,155 km (0.075 R)
• M14: 7,184,587 km (0.094 R)
• M15: 8,790,371 km (0.082 R)
• M16: 8,957,472 km (0.072 R)
• M17: 9,240,810 km (0.104 R)
• M18: 10,248,651 km (0.088 R)
• M19: 11,525,618 km (0.106 R)
• M20: 14,161,533 km (0.08 R)
• M21: 16,573,499 km (0.097 R)
• M22: 16,828,863 km (0.091 R)
• M23: 21,479,711 km (0.094 R)
• M24: 22,606,632 km (0.105 R)
• M25: 23,664,887 km (0.099 R)
• M26: 26,802,852 km (0.118 R)
• M27: 28,471,018 km (0.108 R)
• M28: 28,714,862 km (0.059 R)
• M29: 29,330,607 km (0.117 R)
• M30: 39,349,177 km (0.088 R)
• M31: 42,128,556 km (0.082 R)
• M32: 42,763,449 km (0.117 R)
• M33: 59,782,151 km (0.087 R)
• M34: 62,824,972 km (0.086 R)
• M35: 64,279,662 km (0.089 R)
• M36: 64,489,248 km (0.106 R)
• M37: 72,343,286 km (0.115 R)
• M38: 74,864,459 km (0.066 R)
• M39: 75,096,486 km (0.093 R)
• M40: 77,443,527 km (0.05 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: 289 - 10,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit