🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.8

Radius: 11.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.77 AU - 0.93 AU

Year: 523 Days

Day: 7.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 15,085,281 km

• M1: 147,354 km (0.104 R)
• M2: 517,309 km (0.051 R)
• M3: 925,412 km (0.103 R)
• M4: 1,657,096 km (0.11 R)
• M5: 3,129,438 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.1

Radius: 9.3

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.92 AU - 1.22 AU

Year: 738 Days

Day: 5 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,085,281 km

• M1: 115,639 km (0.048 R)
• M2: 430,094 km (0.053 R)
• M3: 768,185 km (0.092 R)
• M4: 1,209,050 km (0.119 R)
• M5: 1,975,440 km (0.116 R)
• M6: 2,380,401 km (0.093 R)
• M7: 2,840,415 km (0.098 R)
• M8: 3,136,469 km (0.104 R)
• M9: 3,535,746 km (0.085 R)
• M10: 3,953,872 km (0.086 R)
• M11: 4,906,810 km (0.093 R)
• M12: 5,298,906 km (0.092 R)
• M13: 6,645,137 km (0.093 R)
• M14: 7,148,385 km (0.069 R)
• M15: 8,429,840 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35

Radius: 8.6

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.93 AU - 1.47 AU

Year: 877 Days

Day: 8.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 63.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 15,085,281 km

• M1: 131,347 km (0.105 R)
• M2: 582,684 km (0.095 R)
• M3: 902,374 km (0.114 R)
• M4: 1,403,677 km (0.088 R)
• M5: 1,728,005 km (0.048 R)
• M6: 2,562,911 km (0.083 R)
• M7: 3,479,347 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.4

Radius: 10.3

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.87 AU - 2.19 AU

Year: 1929 Days

Day: 5.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 15,085,281 km

• M1: 128,355 km (0.098 R)
• M2: 521,049 km (0.11 R)
• M3: 880,084 km (0.096 R)
• M4: 1,707,959 km (0.052 R)
• M5: 2,343,151 km (0.075 R)
• M6: 3,949,234 km (0.12 R)
• M7: 4,792,966 km (0.092 R)
• M8: 5,257,767 km (0.079 R)
• M9: 7,425,590 km (0.102 R)
• M10: 8,022,635 km (0.082 R)
• M11: 9,342,088 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.7

Radius: 8.3

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.2 AU - 2.54 AU

Year: 2433 Days

Day: 8.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 15,085,281 km

• M1: 104,719 km (0.091 R)
• M2: 461,061 km (0.092 R)
• M3: 796,459 km (0.088 R)
• M4: 1,459,327 km (0.099 R)
• M5: 1,770,491 km (0.059 R)
• M6: 2,449,216 km (0.104 R)
• M7: 2,921,796 km (0.098 R)
• M8: 9,467,451 km (0.092 R)
• M9: 10,523,313 km (0.072 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 11,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit