🌌 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: 70.3

Radius: 10.5

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.58 AU - 0.62 AU

Year: 310 Days

Day: 7.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 37,152,360 km

• M1: 130,599 km (0.091 R)
• M2: 532,868 km (0.075 R)
• M3: 1,283,699 km (0.101 R)
• M4: 1,629,420 km (0.057 R)
• M5: 1,974,094 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.8

Radius: 11.5

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.53 AU - 0.75 AU

Year: 341 Days

Day: 6.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,152,360 km

• M1: 143,016 km (0.089 R)
• M2: 549,772 km (0.078 R)
• M3: 938,427 km (0.098 R)
• M4: 1,314,068 km (0.087 R)
• M5: 1,953,000 km (0.089 R)
• M6: 2,345,096 km (0.105 R)
• M7: 2,725,823 km (0.058 R)
• M8: 3,168,184 km (0.062 R)
• M9: 3,669,785 km (0.076 R)
• M10: 4,223,746 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.8

Radius: 10.2

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.74 AU - 1.02 AU

Year: 550 Days

Day: 7.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,152,360 km

• M1: 126,859 km (0.118 R)
• M2: 461,509 km (0.045 R)
• M3: 921,672 km (0.119 R)
• M4: 1,359,695 km (0.106 R)
• M5: 1,836,613 km (0.064 R)
• M6: 2,644,890 km (0.1 R)
• M7: 3,296,838 km (0.04 R)
• M8: 3,860,373 km (0.1 R)
• M9: 4,222,699 km (0.09 R)
• M10: 4,653,840 km (0.077 R)
• M11: 5,888,471 km (0.095 R)
• M12: 6,543,261 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.5

Radius: 10.6

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.46 AU - 5.28 AU

Year: 6092 Days

Day: 12.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,152,360 km

• M1: 131,796 km (0.112 R)
• M2: 525,986 km (0.066 R)
• M3: 901,776 km (0.071 R)
• M4: 1,356,254 km (0.041 R)
• M5: 2,053,081 km (0.088 R)
• M6: 2,501,127 km (0.113 R)
• M7: 3,221,291 km (0.067 R)
• M8: 3,950,880 km (0.1 R)
• M9: 4,329,213 km (0.112 R)
• M10: 5,159,032 km (0.071 R)
• M11: 5,832,671 km (0.069 R)
• M12: 7,696,511 km (0.085 R)
• M13: 10,065,842 km (0.111 R)
• M14: 10,678,595 km (0.071 R)
• M15: 12,993,772 km (0.069 R)
• M16: 15,255,392 km (0.096 R)
• M17: 18,384,382 km (0.087 R)
• M18: 22,309,979 km (0.052 R)
• M19: 23,433,459 km (0.116 R)
• M20: 27,845,848 km (0.094 R)
• M21: 28,771,710 km (0.12 R)
• M22: 32,174,014 km (0.064 R)
• M23: 34,024,091 km (0.061 R)
• M24: 36,380,407 km (0.115 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 18,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit