🌌 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: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.5

Radius: 8.3

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.85 AU - 0.87 AU

Year: 532 Days

Day: 14 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 13,241,238 km

• M1: 103,223 km (0.087 R)
• M2: 369,507 km (0.076 R)
• M3: 636,090 km (0.111 R)
• M4: 1,017,116 km (0.094 R)
• M5: 1,329,027 km (0.056 R)
• M6: 1,673,551 km (0.079 R)
• M7: 2,135,958 km (0.089 R)
• M8: 2,750,955 km (0.117 R)
• M9: 3,510,314 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.1

Radius: 13.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.22 AU - 1.3 AU

Year: 943 Days

Day: 11.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,241,238 km

• M1: 170,542 km (0.092 R)
• M2: 742,753 km (0.107 R)
• M3: 1,196,334 km (0.08 R)
• M4: 2,132,518 km (0.083 R)
• M5: 2,582,358 km (0.059 R)
• M6: 3,703,744 km (0.09 R)
• M7: 4,260,697 km (0.095 R)
• M8: 5,193,140 km (0.056 R)
• M9: 5,983,167 km (0.043 R)
• M10: 6,540,419 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.2

Radius: 10.7

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.6 AU - 2.54 AU

Year: 1986 Days

Day: 6.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,241,238 km

• M1: 133,142 km (0.099 R)
• M2: 468,092 km (0.075 R)
• M3: 821,741 km (0.113 R)
• M4: 1,954,197 km (0.086 R)
• M5: 2,721,185 km (0.096 R)
• M6: 4,468,189 km (0.059 R)
• M7: 5,081,989 km (0.114 R)
• M8: 5,838,954 km (0.091 R)
• M9: 6,431,063 km (0.119 R)
• M10: 8,422,061 km (0.102 R)
• M11: 8,911,844 km (0.09 R)
• M12: 9,916,843 km (0.059 R)
• M13: 12,114,884 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169

Radius: 11.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.45 AU - 3.51 AU

Year: 3430 Days

Day: 9.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 13,241,238 km

• M1: 139,276 km (0.06 R)
• M2: 871,258 km (0.07 R)
• M3: 1,558,511 km (0.042 R)
• M4: 2,237,835 km (0.072 R)
• M5: 3,804,723 km (0.088 R)
• M6: 5,980,324 km (0.106 R)
• M7: 9,814,817 km (0.05 R)
• M8: 10,254,036 km (0.041 R)
• M9: 14,427,817 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.6

Radius: 8.3

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.31 AU - 3.89 AU

Year: 4555 Days

Day: 9.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,241,238 km

• M1: 103,522 km (0.079 R)
• M2: 494,571 km (0.092 R)
• M3: 790,475 km (0.118 R)
• M4: 1,222,364 km (0.108 R)
• M5: 1,620,743 km (0.032 R)
• M6: 4,215,967 km (0.047 R)
• M7: 4,609,559 km (0.078 R)
• M8: 7,163,195 km (0.082 R)
• M9: 7,453,564 km (0.096 R)
• M10: 7,752,012 km (0.118 R)
• M11: 12,205,541 km (0.105 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: 463 - 16,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit