🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.17 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.34 AU - 4.34 AU

Year: 3353 Days

Day: 43.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.1

Radius: 8.5

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.33 AU - 7.05 AU

Year: 5711 Days

Day: 10.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 138.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,848,060 km

• M1: 116,387 km (0.037 R)
• M2: 437,275 km (0.039 R)
• M3: 704,905 km (0.084 R)
• M4: 1,177,784 km (0.086 R)
• M5: 1,879,099 km (0.062 R)
• M6: 2,574,131 km (0.084 R)
• M7: 3,793,802 km (0.102 R)
• M8: 6,921,594 km (0.096 R)
• M9: 7,245,025 km (0.099 R)
• M10: 7,616,028 km (0.073 R)
• M11: 7,883,359 km (0.1 R)
• M12: 8,931,591 km (0.049 R)
• M13: 11,450,819 km (0.114 R)
• M14: 13,007,684 km (0.116 R)
• M15: 13,556,709 km (0.055 R)
• M16: 17,641,030 km (0.085 R)
• M17: 18,042,550 km (0.081 R)
• M18: 20,288,164 km (0.073 R)
• M19: 21,859,091 km (0.064 R)
• M20: 27,770,750 km (0.039 R)
• M21: 29,704,452 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.6

Radius: 14.6

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.93 AU - 8.01 AU

Year: 7572 Days

Day: 6.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,848,060 km

• M1: 268,229 km (0.113 R)
• M2: 725,550 km (0.08 R)
• M3: 1,210,247 km (0.088 R)
• M4: 3,242,085 km (0.058 R)
• M5: 4,458,765 km (0.058 R)
• M6: 6,082,649 km (0.117 R)
• M7: 6,714,401 km (0.084 R)
• M8: 10,117,154 km (0.118 R)
• M9: 12,737,810 km (0.094 R)
• M10: 15,149,926 km (0.09 R)
• M11: 16,979,658 km (0.049 R)
• M12: 18,755,384 km (0.101 R)
• M13: 22,525,101 km (0.067 R)
• M14: 23,502,873 km (0.09 R)
• M15: 26,112,308 km (0.075 R)
• M16: 27,191,507 km (0.08 R)
• M17: 29,350,205 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.1

Radius: 11.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 10.44 AU - 13.46 AU

Year: 15320 Days

Day: 11.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 153.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,848,060 km

• M1: 147,952 km (0.092 R)
• M2: 519,703 km (0.073 R)
• M3: 949,348 km (0.097 R)
• M4: 1,355,506 km (0.117 R)
• M5: 1,764,806 km (0.107 R)
• M6: 2,434,855 km (0.075 R)
• M7: 2,886,641 km (0.045 R)
• M8: 3,293,248 km (0.08 R)
• M9: 3,904,804 km (0.089 R)
• M10: 4,654,139 km (0.082 R)
• M11: 5,898,943 km (0.074 R)
• M12: 6,886,289 km (0.113 R)
• M13: 7,663,001 km (0.113 R)
• M14: 10,401,540 km (0.073 R)
• M15: 11,307,355 km (0.096 R)
• M16: 12,827,269 km (0.064 R)
• M17: 13,935,790 km (0.095 R)
• M18: 15,178,050 km (0.112 R)
• M19: 16,492,716 km (0.111 R)
• M20: 20,716,612 km (0.115 R)
• M21: 33,590,706 km (0.057 R)
• M22: 36,070,141 km (0.111 R)
• M23: 36,837,129 km (0.114 R)
• M24: 37,876,685 km (0.108 R)
• M25: 41,529,715 km (0.105 R)
• M26: 43,801,957 km (0.049 R)
• M27: 48,283,610 km (0.05 R)
• M28: 51,596,754 km (0.108 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 11,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit