🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956

Radius: 12

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.67 AU - 0.79 AU

Year: 416 Days

Day: 5.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 14,318,259 km

• M1: 149,299 km (0.068 R)
• M2: 598,092 km (0.084 R)
• M3: 1,017,266 km (0.093 R)
• M4: 1,419,684 km (0.116 R)
• M5: 2,350,183 km (0.108 R)
• M6: 2,725,524 km (0.096 R)
• M7: 3,141,406 km (0.102 R)
• M8: 3,701,799 km (0.108 R)
• M9: 4,637,235 km (0.087 R)
• M10: 5,024,244 km (0.08 R)
• M11: 5,433,095 km (0.082 R)
• M12: 6,336,517 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.5

Radius: 8.4

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.76 AU - 0.88 AU

Year: 495 Days

Day: 8.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 14,318,259 km

• M1: 104,419 km (0.045 R)
• M2: 387,608 km (0.109 R)
• M3: 875,297 km (0.109 R)
• M4: 1,165,517 km (0.067 R)
• M5: 1,628,971 km (0.109 R)
• M6: 2,219,733 km (0.091 R)
• M7: 2,565,005 km (0.085 R)
• M8: 2,852,383 km (0.104 R)
• M9: 3,205,733 km (0.067 R)
• M10: 3,710,027 km (0.086 R)
• M11: 4,266,082 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.9

Radius: 14.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.96 AU - 3.7 AU

Year: 4052 Days

Day: 5.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 14,318,259 km

• M1: 177,872 km (0.108 R)
• M2: 1,159,533 km (0.105 R)
• M3: 1,752,838 km (0.097 R)
• M4: 2,659,701 km (0.087 R)
• M5: 3,258,541 km (0.08 R)
• M6: 3,946,990 km (0.088 R)
• M7: 4,585,324 km (0.058 R)
• M8: 6,457,093 km (0.075 R)
• M9: 7,547,811 km (0.066 R)
• M10: 9,214,930 km (0.08 R)
• M11: 10,135,256 km (0.028 R)
• M12: 11,248,563 km (0.091 R)
• M13: 12,489,477 km (0.103 R)
• M14: 13,616,997 km (0.106 R)
• M15: 17,527,485 km (0.111 R)
• M16: 18,010,387 km (0.118 R)
• M17: 25,742,353 km (0.108 R)
• M18: 26,288,385 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.6

Radius: 10.5

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.83 AU - 3.99 AU

Year: 5156 Days

Day: 6.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 14,318,259 km

• M1: 130,749 km (0.106 R)
• M2: 563,834 km (0.119 R)
• M3: 1,246,449 km (0.103 R)
• M4: 1,722,619 km (0.098 R)
• M5: 2,173,059 km (0.094 R)
• M6: 2,966,975 km (0.032 R)
• M7: 4,625,865 km (0.052 R)
• M8: 4,953,335 km (0.044 R)
• M9: 5,296,363 km (0.091 R)
• M10: 5,655,248 km (0.039 R)
• M11: 6,094,468 km (0.105 R)
• M12: 7,476,453 km (0.092 R)
• M13: 8,084,119 km (0.116 R)
• M14: 8,520,796 km (0.078 R)
• M15: 9,099,290 km (0.111 R)
• M16: 9,970,848 km (0.077 R)
• M17: 10,660,344 km (0.025 R)
• M18: 11,089,092 km (0.096 R)
• M19: 11,778,888 km (0.105 R)
• M20: 12,185,794 km (0.105 R)
• M21: 13,027,731 km (0.029 R)
• M22: 13,684,316 km (0.068 R)
• M23: 14,191,153 km (0.102 R)
• M24: 17,829,523 km (0.095 R)
• M25: 18,776,328 km (0.053 R)
• M26: 19,122,497 km (0.067 R)
• M27: 21,065,923 km (0.109 R)
• M28: 23,696,004 km (0.072 R)
• M29: 24,100,367 km (0.061 R)
• M30: 28,766,923 km (0.073 R)
• M31: 33,900,523 km (0.101 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.8

Radius: 13.5

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.56 AU - 5.42 AU

Year: 6345 Days

Day: 10 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 14,318,259 km

• M1: 167,849 km (0.06 R)
• M2: 629,059 km (0.105 R)
• M3: 1,303,147 km (0.063 R)
• M4: 2,124,140 km (0.117 R)
• M5: 2,643,993 km (0.104 R)
• M6: 3,172,971 km (0.06 R)
• M7: 3,709,130 km (0.056 R)
• M8: 5,720,174 km (0.116 R)
• M9: 6,865,794 km (0.112 R)
• M10: 8,825,377 km (0.116 R)
• M11: 9,811,376 km (0.07 R)
• M12: 11,134,270 km (0.089 R)
• M13: 12,428,591 km (0.109 R)
• M14: 13,615,949 km (0.119 R)
• M15: 14,395,653 km (0.1 R)
• M16: 14,931,812 km (0.096 R)
• M17: 18,875,362 km (0.076 R)
• M18: 20,175,517 km (0.076 R)
• M19: 23,760,480 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.8

Radius: 8.4

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.8 AU - 5.58 AU

Year: 6773 Days

Day: 11.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,318,259 km

• M1: 104,569 km (0.093 R)
• M2: 473,028 km (0.084 R)
• M3: 872,156 km (0.105 R)
• M4: 1,373,907 km (0.071 R)
• M5: 1,716,037 km (0.102 R)
• M6: 2,430,816 km (0.103 R)
• M7: 3,459,301 km (0.085 R)
• M8: 10,363,093 km (0.086 R)
• M9: 11,648,438 km (0.06 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: 311 - 17,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit