🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.8

Radius: 14

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.74 AU - 0.78 AU

Year: 466 Days

Day: 9.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,869,192 km

• M1: 174,132 km (0.118 R)
• M2: 834,008 km (0.115 R)
• M3: 1,381,836 km (0.116 R)
• M4: 1,965,118 km (0.054 R)
• M5: 2,528,054 km (0.113 R)
• M6: 3,151,429 km (0.087 R)
• M7: 4,094,943 km (0.029 R)
• M8: 4,818,248 km (0.09 R)
• M9: 5,642,832 km (0.08 R)
• M10: 6,540,269 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.6

Radius: 14.6

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.97 AU - 1.61 AU

Year: 1030 Days

Day: 8.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,869,192 km

• M1: 181,612 km (0.104 R)
• M2: 697,575 km (0.085 R)
• M3: 1,623,137 km (0.089 R)
• M4: 2,722,681 km (0.053 R)
• M5: 3,512,259 km (0.078 R)
• M6: 4,873,749 km (0.119 R)
• M7: 6,197,541 km (0.112 R)
• M8: 8,394,086 km (0.106 R)
• M9: 9,103,330 km (0.116 R)
• M10: 9,668,810 km (0.074 R)

Asteroid Belt

Center: 1.7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70

Radius: 10.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.6 AU - 2.6 AU

Year: 2139 Days

Day: 12.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,869,192 km

• M1: 125,662 km (0.089 R)
• M2: 466,745 km (0.08 R)
• M3: 863,928 km (0.108 R)
• M4: 1,293,573 km (0.073 R)
• M5: 2,126,683 km (0.036 R)
• M6: 2,785,662 km (0.075 R)
• M7: 4,060,086 km (0.061 R)
• M8: 5,057,006 km (0.101 R)
• M9: 5,954,294 km (0.084 R)
• M10: 6,471,903 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.8

Radius: 4.7

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.02 AU - 9.96 AU

Year: 17389 Days

Day: 19.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,869,192 km

• M1: 58,493 km (0.11 R)
• M2: 320,439 km (0.06 R)
• M3: 1,214,735 km (0.115 R)
• M4: 1,478,775 km (0.09 R)
• M5: 2,713,855 km (0.082 R)
• M6: 2,872,728 km (0.085 R)
• M7: 5,935,146 km (0.11 R)
• M8: 9,670,754 km (0.105 R)
• M9: 12,697,568 km (0.037 R)
• M10: 18,618,203 km (0.118 R)
• M11: 19,048,746 km (0.117 R)
• M12: 19,266,411 km (0.105 R)
• M13: 31,376,957 km (0.083 R)
• M14: 35,043,600 km (0.062 R)
• M15: 37,716,466 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 19,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit