🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.8

Radius: 15

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.46 AU - 0.58 AU

Year: 250 Days

Day: 8.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,769,139 km

• M1: 186,549 km (0.103 R)
• M2: 687,851 km (0.103 R)
• M3: 1,174,792 km (0.062 R)
• M4: 1,884,933 km (0.106 R)
• M5: 2,740,334 km (0.099 R)
• M6: 3,210,071 km (0.039 R)
• M7: 3,854,389 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.6

Radius: 12.7

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.59 AU - 0.65 AU

Year: 326 Days

Day: 11.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,769,139 km

• M1: 159,920 km (0.093 R)
• M2: 558,299 km (0.073 R)
• M3: 1,009,038 km (0.117 R)
• M4: 1,850,526 km (0.102 R)
• M5: 2,607,940 km (0.103 R)
• M6: 3,487,725 km (0.107 R)
• M7: 3,921,559 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.2

Radius: 11.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.71 AU - 0.73 AU

Year: 407 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 25,769,139 km

• M1: 149,149 km (0.106 R)
• M2: 636,689 km (0.076 R)
• M3: 1,258,268 km (0.09 R)
• M4: 3,005,720 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.8

Radius: 13.3

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.22 AU - 5.48 AU

Year: 7123 Days

Day: 10.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,769,139 km

• M1: 165,455 km (0.059 R)
• M2: 789,877 km (0.105 R)
• M3: 1,684,173 km (0.074 R)
• M4: 2,117,109 km (0.12 R)
• M5: 2,625,143 km (0.104 R)
• M6: 3,196,159 km (0.12 R)
• M7: 3,891,489 km (0.094 R)
• M8: 4,402,067 km (0.083 R)
• M9: 5,585,984 km (0.101 R)
• M10: 6,179,290 km (0.108 R)
• M11: 8,110,000 km (0.085 R)
• M12: 10,582,703 km (0.094 R)
• M13: 12,268,970 km (0.092 R)
• M14: 13,030,274 km (0.105 R)
• M15: 17,142,121 km (0.079 R)
• M16: 18,459,779 km (0.063 R)
• M17: 19,080,460 km (0.107 R)
• M18: 20,759,996 km (0.102 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 11,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit