🌌 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: 331

Radius: 8.2

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.67 AU - 0.79 AU

Year: 416 Days

Day: 10.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,444,814 km

• M1: 102,175 km (0.07 R)
• M2: 365,767 km (0.109 R)
• M3: 647,011 km (0.087 R)
• M4: 919,279 km (0.108 R)
• M5: 1,237,324 km (0.107 R)
• M6: 1,635,254 km (0.114 R)
• M7: 2,643,694 km (0.066 R)
• M8: 3,297,885 km (0.117 R)
• M9: 3,674,872 km (0.105 R)
• M10: 4,319,639 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.6

Radius: 14.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.25 AU - 1.81 AU

Year: 1262 Days

Day: 10.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,444,814 km

• M1: 182,210 km (0.057 R)
• M2: 1,026,241 km (0.081 R)
• M3: 1,602,941 km (0.079 R)
• M4: 2,130,274 km (0.045 R)
• M5: 2,635,316 km (0.049 R)
• M6: 3,307,310 km (0.108 R)
• M7: 4,041,686 km (0.083 R)
• M8: 4,921,022 km (0.077 R)
• M9: 7,513,553 km (0.051 R)
• M10: 9,733,735 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.9

Radius: 12.5

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.08 AU - 2.3 AU

Year: 2161 Days

Day: 8.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 17,444,814 km

• M1: 155,432 km (0.12 R)
• M2: 555,756 km (0.102 R)
• M3: 1,063,790 km (0.03 R)
• M4: 1,501,663 km (0.114 R)
• M5: 2,566,651 km (0.11 R)
• M6: 3,410,233 km (0.101 R)
• M7: 4,023,584 km (0.116 R)
• M8: 4,536,406 km (0.082 R)
• M9: 5,069,573 km (0.056 R)
• M10: 5,694,144 km (0.065 R)
• M11: 6,288,945 km (0.099 R)
• M12: 7,880,666 km (0.086 R)
• M13: 8,488,632 km (0.061 R)
• M14: 8,956,425 km (0.091 R)
• M15: 9,762,458 km (0.098 R)
• M16: 11,358,518 km (0.06 R)
• M17: 11,927,289 km (0.092 R)
• M18: 12,729,732 km (0.08 R)
• M19: 13,343,681 km (0.058 R)
• M20: 14,023,304 km (0.095 R)
• M21: 15,898,813 km (0.093 R)
• M22: 16,508,275 km (0.117 R)
• M23: 17,027,828 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.6

Radius: 9.2

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.83 AU - 2.63 AU

Year: 2221 Days

Day: 8.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 17,444,814 km

• M1: 114,742 km (0.051 R)
• M2: 650,900 km (0.091 R)
• M3: 1,050,476 km (0.115 R)
• M4: 2,091,528 km (0.066 R)
• M5: 2,413,313 km (0.083 R)
• M6: 3,125,399 km (0.05 R)
• M7: 3,566,264 km (0.051 R)
• M8: 6,691,363 km (0.077 R)
• M9: 7,023,770 km (0.074 R)
• M10: 7,662,104 km (0.115 R)
• M11: 8,212,774 km (0.066 R)
• M12: 9,290,477 km (0.106 R)
• M13: 9,704,863 km (0.072 R)
• M14: 10,059,559 km (0.081 R)
• M15: 11,447,977 km (0.065 R)
• M16: 11,764,227 km (0.103 R)
• M17: 12,208,682 km (0.117 R)
• M18: 12,917,477 km (0.056 R)
• M19: 13,565,385 km (0.117 R)
• M20: 14,646,978 km (0.106 R)
• M21: 15,833,738 km (0.095 R)
• M22: 16,325,915 km (0.065 R)
• M23: 17,134,791 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 16,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit