🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80

Radius: 11.9

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.58 AU - 0.62 AU

Year: 310 Days

Day: 6.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 21,095,205 km

• M1: 149,448 km (0.081 R)
• M2: 519,853 km (0.065 R)
• M3: 919,129 km (0.119 R)
• M4: 1,358,498 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.7

Radius: 9.9

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.85 AU - 1.01 AU

Year: 598 Days

Day: 14 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 21,095,205 km

• M1: 123,568 km (0.119 R)
• M2: 433,535 km (0.1 R)
• M3: 914,941 km (0.043 R)
• M4: 1,365,529 km (0.106 R)
• M5: 1,723,816 km (0.073 R)
• M6: 2,731,358 km (0.072 R)
• M7: 3,274,548 km (0.028 R)
• M8: 3,752,214 km (0.113 R)
• M9: 5,160,229 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.9

Radius: 13.2

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.85 AU - 2.25 AU

Year: 1957 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,095,205 km

• M1: 165,156 km (0.056 R)
• M2: 590,463 km (0.116 R)
• M3: 2,055,774 km (0.103 R)
• M4: 2,474,798 km (0.066 R)
• M5: 3,103,109 km (0.08 R)
• M6: 3,556,989 km (0.081 R)
• M7: 4,149,247 km (0.069 R)
• M8: 4,764,991 km (0.106 R)
• M9: 5,327,779 km (0.103 R)
• M10: 7,371,285 km (0.108 R)
• M11: 8,804,882 km (0.096 R)
• M12: 9,790,881 km (0.104 R)
• M13: 14,262,511 km (0.065 R)
• M14: 15,621,608 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.1

Radius: 8.4

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.26 AU - 3.14 AU

Year: 2959 Days

Day: 14.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 21,095,205 km

• M1: 105,766 km (0.035 R)
• M2: 369,956 km (0.07 R)
• M3: 1,012,179 km (0.097 R)
• M4: 1,979,180 km (0.106 R)
• M5: 2,528,952 km (0.114 R)
• M6: 2,856,272 km (0.109 R)
• M7: 3,951,029 km (0.116 R)
• M8: 4,661,170 km (0.053 R)
• M9: 4,963,358 km (0.073 R)
• M10: 5,428,458 km (0.068 R)
• M11: 6,361,350 km (0.074 R)
• M12: 7,459,698 km (0.069 R)
• M13: 8,371,347 km (0.088 R)
• M14: 8,783,938 km (0.108 R)
• M15: 9,465,207 km (0.072 R)
• M16: 10,297,270 km (0.075 R)
• M17: 12,814,254 km (0.073 R)
• M18: 13,409,205 km (0.108 R)
• M19: 14,166,619 km (0.089 R)
• M20: 15,818,479 km (0.089 R)
• M21: 16,717,712 km (0.069 R)
• M22: 17,043,087 km (0.117 R)
• M23: 18,444,520 km (0.117 R)
• M24: 19,321,463 km (0.069 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 13,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit