🌌 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: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.1

Radius: 14.8

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.8 AU - 1.1 AU

Year: 607 Days

Day: 9.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,573,475 km

• M1: 184,005 km (0.091 R)
• M2: 691,441 km (0.091 R)
• M3: 1,185,563 km (0.086 R)
• M4: 1,705,565 km (0.09 R)
• M5: 2,177,247 km (0.109 R)
• M6: 2,650,126 km (0.071 R)
• M7: 3,180,301 km (0.108 R)
• M8: 3,893,434 km (0.05 R)
• M9: 4,647,407 km (0.1 R)
• M10: 6,074,422 km (0.119 R)
• M11: 6,671,616 km (0.105 R)
• M12: 7,440,101 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.5

Radius: 9.8

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.92 AU - 1.06 AU

Year: 646 Days

Day: 12.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,573,475 km

• M1: 122,969 km (0.034 R)
• M2: 569,220 km (0.09 R)
• M3: 887,863 km (0.118 R)
• M4: 1,350,570 km (0.062 R)
• M5: 1,830,779 km (0.091 R)
• M6: 2,154,359 km (0.103 R)
• M7: 2,484,671 km (0.097 R)
• M8: 2,930,772 km (0.11 R)
• M9: 3,563,272 km (0.084 R)
• M10: 3,970,178 km (0.104 R)
• M11: 4,284,034 km (0.054 R)
• M12: 4,761,401 km (0.111 R)
• M13: 5,116,397 km (0.104 R)
• M14: 5,747,550 km (0.114 R)
• M15: 6,822,112 km (0.109 R)
• M16: 7,208,673 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224

Radius: 8

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.06 AU - 1.74 AU

Year: 1087 Days

Day: 11.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,573,475 km

• M1: 99,483 km (0.093 R)
• M2: 466,297 km (0.105 R)
• M3: 723,007 km (0.039 R)
• M4: 1,191,846 km (0.099 R)
• M5: 1,517,521 km (0.077 R)
• M6: 1,902,436 km (0.103 R)
• M7: 2,537,180 km (0.101 R)
• M8: 2,950,818 km (0.115 R)
• M9: 3,267,816 km (0.099 R)
• M10: 4,281,341 km (0.079 R)
• M11: 4,918,928 km (0.084 R)
• M12: 5,277,962 km (0.106 R)
• M13: 6,767,808 km (0.101 R)
• M14: 7,343,311 km (0.037 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149

Radius: 6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.64 AU - 7.96 AU

Year: 14291 Days

Day: 20.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,573,475 km

• M1: 76,445 km (0.095 R)
• M2: 309,518 km (0.095 R)
• M3: 665,711 km (0.1 R)
• M4: 1,281,904 km (0.088 R)
• M5: 2,256,385 km (0.117 R)
• M6: 2,956,353 km (0.046 R)
• M7: 3,937,117 km (0.064 R)
• M8: 4,803,139 km (0.11 R)
• M9: 7,122,504 km (0.075 R)
• M10: 8,037,445 km (0.08 R)
• M11: 11,399,807 km (0.083 R)
• M12: 14,156,895 km (0.026 R)
• M13: 31,367,831 km (0.081 R)
• M14: 34,217,222 km (0.081 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: 360 - 13,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit