🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 10.4

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.95 AU - 0.97 AU

Year: 617 Days

Day: 6.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,728,162 km

• M1: 130,300 km (0.031 R)
• M2: 466,596 km (0.119 R)
• M3: 874,100 km (0.078 R)
• M4: 1,280,109 km (0.071 R)
• M5: 1,900,192 km (0.107 R)
• M6: 2,576,524 km (0.086 R)
• M7: 2,971,163 km (0.103 R)
• M8: 3,710,775 km (0.037 R)
• M9: 4,131,444 km (0.111 R)
• M10: 4,675,233 km (0.093 R)
• M11: 5,183,267 km (0.096 R)
• M12: 5,870,071 km (0.064 R)
• M13: 6,348,186 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.6

Radius: 10.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.69 AU - 1.85 AU

Year: 1545 Days

Day: 8.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,728,162 km

• M1: 133,292 km (0.082 R)
• M2: 553,961 km (0.091 R)
• M3: 890,257 km (0.105 R)
• M4: 1,662,780 km (0.052 R)
• M5: 2,311,138 km (0.099 R)
• M6: 3,051,348 km (0.1 R)
• M7: 3,439,704 km (0.115 R)
• M8: 4,621,826 km (0.092 R)
• M9: 5,195,833 km (0.105 R)
• M10: 5,667,665 km (0.076 R)
• M11: 6,123,190 km (0.069 R)
• M12: 6,533,089 km (0.067 R)
• M13: 7,256,993 km (0.081 R)
• M14: 10,060,307 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.8

Radius: 13.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.03 AU - 4.75 AU

Year: 5033 Days

Day: 14.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,728,162 km

• M1: 165,455 km (0.084 R)
• M2: 809,773 km (0.106 R)
• M3: 1,475,783 km (0.1 R)
• M4: 2,080,458 km (0.104 R)
• M5: 4,132,342 km (0.073 R)
• M6: 4,815,107 km (0.106 R)
• M7: 5,238,469 km (0.119 R)
• M8: 6,725,023 km (0.081 R)
• M9: 7,531,505 km (0.111 R)
• M10: 8,326,617 km (0.048 R)
• M11: 8,822,235 km (0.049 R)
• M12: 10,041,757 km (0.108 R)
• M13: 10,516,132 km (0.093 R)
• M14: 13,116,592 km (0.119 R)
• M15: 21,407,754 km (0.076 R)
• M16: 23,676,705 km (0.066 R)
• M17: 24,364,407 km (0.072 R)
• M18: 25,540,246 km (0.087 R)
• M19: 26,426,314 km (0.098 R)
• M20: 27,583,454 km (0.053 R)
• M21: 29,033,656 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.3

Radius: 14.6

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.05 AU - 6.49 AU

Year: 9092 Days

Day: 13.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,728,162 km

• M1: 181,612 km (0.089 R)
• M2: 750,084 km (0.107 R)
• M3: 1,289,384 km (0.049 R)
• M4: 2,317,869 km (0.029 R)
• M5: 4,209,834 km (0.076 R)
• M6: 5,749,794 km (0.117 R)
• M7: 7,013,298 km (0.112 R)
• M8: 8,493,270 km (0.088 R)
• M9: 11,870,441 km (0.036 R)
• M10: 15,185,081 km (0.092 R)
• M11: 15,646,142 km (0.086 R)
• M12: 22,007,642 km (0.091 R)
• M13: 24,279,435 km (0.045 R)
• M14: 27,376,560 km (0.05 R)
• M15: 29,552,311 km (0.118 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: 528 - 11,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit