🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.3

Radius: 14.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.54 AU - 0.62 AU

Year: 300 Days

Day: 5.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 20,800,245 km

• M1: 185,352 km (0.112 R)
• M2: 682,017 km (0.073 R)
• M3: 1,223,262 km (0.105 R)
• M4: 1,751,043 km (0.118 R)
• M5: 2,265,211 km (0.072 R)
• M6: 2,756,939 km (0.11 R)
• M7: 3,462,293 km (0.052 R)
• M8: 3,973,319 km (0.107 R)
• M9: 4,629,157 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.4

Radius: 14.3

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.59 AU - 0.95 AU

Year: 458 Days

Day: 11.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 20,800,245 km

• M1: 178,171 km (0.081 R)
• M2: 642,224 km (0.1 R)
• M3: 2,147,777 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591

Radius: 9.5

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.05 AU - 1.55 AU

Year: 1005 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 20,800,245 km

• M1: 118,182 km (0.116 R)
• M2: 478,115 km (0.045 R)
• M3: 914,941 km (0.113 R)
• M4: 1,411,157 km (0.069 R)
• M5: 1,830,031 km (0.095 R)
• M6: 2,223,623 km (0.119 R)
• M7: 2,661,496 km (0.028 R)
• M8: 4,279,995 km (0.078 R)
• M9: 5,473,038 km (0.055 R)
• M10: 5,916,297 km (0.086 R)
• M11: 6,339,958 km (0.062 R)
• M12: 6,897,808 km (0.106 R)
• M13: 7,391,332 km (0.058 R)
• M14: 8,959,716 km (0.064 R)
• M15: 9,490,639 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.3

Radius: 10.4

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.95 AU - 2.67 AU

Year: 2381 Days

Day: 14.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,800,245 km

• M1: 129,402 km (0.076 R)
• M2: 792,121 km (0.083 R)
• M3: 1,542,204 km (0.099 R)
• M4: 2,570,690 km (0.117 R)
• M5: 4,121,870 km (0.08 R)
• M6: 6,220,728 km (0.054 R)
• M7: 6,697,347 km (0.11 R)
• M8: 7,995,857 km (0.075 R)
• M9: 9,802,251 km (0.096 R)
• M10: 11,161,348 km (0.033 R)
• M11: 11,667,437 km (0.078 R)
• M12: 13,407,859 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.5

Radius: 12.8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.23 AU - 4.01 AU

Year: 4671 Days

Day: 10.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,800,245 km

• M1: 159,172 km (0.079 R)
• M2: 1,645,128 km (0.112 R)
• M3: 4,022,088 km (0.092 R)
• M4: 6,620,753 km (0.071 R)
• M5: 9,291,823 km (0.118 R)
• M6: 10,105,935 km (0.118 R)
• M7: 12,746,038 km (0.066 R)
• M8: 13,564,787 km (0.059 R)
• M9: 14,957,094 km (0.115 R)
• M10: 16,761,993 km (0.117 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: 297 - 19,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit