🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.3

Radius: 12.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.61 AU - 0.75 AU

Year: 394 Days

Day: 5.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,799,539 km

• M1: 155,582 km (0.107 R)
• M2: 579,841 km (0.066 R)
• M3: 1,203,365 km (0.112 R)
• M4: 1,603,540 km (0.111 R)
• M5: 2,368,284 km (0.106 R)
• M6: 3,001,083 km (0.061 R)
• M7: 3,505,826 km (0.114 R)
• M8: 3,945,345 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.3

Radius: 14.3

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.13 AU - 4.09 AU

Year: 4821 Days

Day: 7.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,799,539 km

• M1: 177,872 km (0.085 R)
• M2: 722,408 km (0.106 R)
• M3: 1,247,347 km (0.116 R)
• M4: 1,887,028 km (0.052 R)
• M5: 4,274,759 km (0.114 R)
• M6: 7,635,176 km (0.096 R)
• M7: 8,481,002 km (0.065 R)
• M8: 11,018,631 km (0.072 R)
• M9: 12,099,326 km (0.097 R)
• M10: 16,346,111 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 9.3

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.78 AU - 4.44 AU

Year: 5857 Days

Day: 13.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,799,539 km

• M1: 115,639 km (0.039 R)
• M2: 633,248 km (0.114 R)
• M3: 1,061,696 km (0.081 R)
• M4: 1,704,817 km (0.105 R)
• M5: 2,121,896 km (0.061 R)
• M6: 3,308,507 km (0.049 R)
• M7: 4,332,055 km (0.085 R)
• M8: 4,645,014 km (0.108 R)
• M9: 5,955,641 km (0.076 R)
• M10: 7,721,494 km (0.104 R)
• M11: 8,222,348 km (0.08 R)
• M12: 9,035,113 km (0.109 R)
• M13: 12,670,042 km (0.038 R)
• M14: 13,204,256 km (0.072 R)
• M15: 14,605,390 km (0.074 R)
• M16: 15,252,401 km (0.1 R)
• M17: 17,113,996 km (0.114 R)
• M18: 17,700,869 km (0.087 R)
• M19: 18,368,674 km (0.09 R)
• M20: 18,845,891 km (0.079 R)
• M21: 20,255,402 km (0.114 R)
• M22: 23,601,458 km (0.085 R)
• M23: 27,210,955 km (0.085 R)
• M24: 29,100,675 km (0.073 R)
• M25: 30,598,000 km (0.041 R)
• M26: 32,640,311 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.1

Radius: 11.4

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.79 AU - 4.89 AU

Year: 7485 Days

Day: 5.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,799,539 km

• M1: 143,614 km (0.088 R)
• M2: 1,342,192 km (0.083 R)
• M3: 1,824,196 km (0.064 R)
• M4: 2,934,512 km (0.1 R)
• M5: 3,556,241 km (0.045 R)
• M6: 6,513,790 km (0.046 R)
• M7: 12,344,517 km (0.102 R)
• M8: 15,037,428 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.1

Radius: 8

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.91 AU - 7.23 AU

Year: 13214 Days

Day: 18.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,799,539 km

• M1: 99,632 km (0.05 R)
• M2: 411,095 km (0.097 R)
• M3: 736,770 km (0.115 R)
• M4: 1,991,447 km (0.111 R)
• M5: 2,335,223 km (0.054 R)
• M6: 3,166,239 km (0.098 R)
• M7: 4,124,563 km (0.097 R)
• M8: 4,748,087 km (0.118 R)
• M9: 5,536,019 km (0.116 R)
• M10: 6,107,782 km (0.081 R)
• M11: 6,718,291 km (0.119 R)
• M12: 7,202,389 km (0.115 R)
• M13: 7,580,722 km (0.102 R)
• M14: 10,663,635 km (0.11 R)
• M15: 12,421,111 km (0.095 R)
• M16: 14,101,993 km (0.091 R)
• M17: 18,839,009 km (0.034 R)
• M18: 21,049,617 km (0.084 R)
• M19: 22,261,360 km (0.067 R)
• M20: 23,154,758 km (0.039 R)
• M21: 26,669,261 km (0.088 R)
• M22: 29,875,144 km (0.099 R)
• M23: 30,415,192 km (0.059 R)
• M24: 32,640,610 km (0.057 R)
• M25: 35,814,179 km (0.117 R)
• M26: 36,301,270 km (0.057 R)
• M27: 38,675,089 km (0.049 R)
• M28: 39,704,920 km (0.072 R)
• M29: 41,550,809 km (0.08 R)
• M30: 45,271,008 km (0.12 R)
• M31: 49,809,359 km (0.071 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 14,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit