🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.8

Radius: 14.6

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.82 AU - 1.32 AU

Year: 726 Days

Day: 13.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,345,654 km

• M1: 181,612 km (0.084 R)
• M2: 714,928 km (0.106 R)
• M3: 1,342,641 km (0.112 R)
• M4: 2,352,726 km (0.094 R)
• M5: 2,852,831 km (0.11 R)
• M6: 3,411,879 km (0.098 R)
• M7: 3,947,140 km (0.071 R)
• M8: 4,418,523 km (0.102 R)
• M9: 5,040,700 km (0.053 R)
• M10: 5,685,467 km (0.115 R)
• M11: 6,876,117 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.9

Radius: 9

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.94 AU - 1.5 AU

Year: 884 Days

Day: 11.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,345,654 km

• M1: 111,899 km (0.063 R)
• M2: 534,064 km (0.102 R)
• M3: 878,887 km (0.105 R)
• M4: 1,227,451 km (0.085 R)
• M5: 1,840,802 km (0.041 R)
• M6: 2,127,731 km (0.046 R)
• M7: 2,908,781 km (0.116 R)
• M8: 3,217,252 km (0.079 R)
• M9: 3,667,841 km (0.103 R)
• M10: 4,209,834 km (0.119 R)
• M11: 4,623,921 km (0.062 R)
• M12: 5,008,387 km (0.073 R)
• M13: 5,296,064 km (0.12 R)
• M14: 5,717,182 km (0.116 R)
• M15: 6,536,380 km (0.111 R)
• M16: 7,480,791 km (0.089 R)
• M17: 8,246,882 km (0.068 R)
• M18: 9,149,107 km (0.099 R)
• M19: 9,434,988 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.8

Radius: 13.1

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.97 AU - 1.51 AU

Year: 906 Days

Day: 13.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 129.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,345,654 km

• M1: 163,062 km (0.094 R)
• M2: 637,885 km (0.087 R)
• M3: 1,168,659 km (0.031 R)
• M4: 1,583,194 km (0.079 R)
• M5: 2,214,647 km (0.045 R)
• M6: 2,824,857 km (0.101 R)
• M7: 3,348,748 km (0.083 R)
• M8: 3,824,021 km (0.101 R)
• M9: 4,454,127 km (0.111 R)
• M10: 5,016,316 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.9

Radius: 5.2

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.65 AU - 9.33 AU

Year: 13447 Days

Day: 19.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,345,654 km

• M1: 65,225 km (0.065 R)
• M2: 391,797 km (0.031 R)
• M3: 664,364 km (0.043 R)
• M4: 1,606,382 km (0.072 R)
• M5: 1,851,573 km (0.119 R)
• M6: 2,223,024 km (0.109 R)
• M7: 2,454,153 km (0.095 R)
• M8: 5,160,528 km (0.028 R)
• M9: 10,974,350 km (0.059 R)
• M10: 12,071,501 km (0.078 R)
• M11: 13,763,004 km (0.088 R)
• M12: 16,058,883 km (0.091 R)
• M13: 17,400,327 km (0.062 R)
• M14: 20,843,621 km (0.087 R)
• M15: 23,096,864 km (0.104 R)
• M16: 32,464,982 km (0.111 R)
• M17: 35,369,574 km (0.099 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 18,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit