🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.57 AU - 0.81 AU

Year: 217 Days

Day: 15.3 Hours

Environment

Temp: 119 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,412,805 km

• M1: 74,350 km (0.075 R)

Asteroid Belt

Center: 2.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.9

Radius: 12.4

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.53 AU - 5.95 AU

Year: 4543 Days

Day: 5.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,412,805 km

• M1: 154,235 km (0.076 R)
• M2: 620,083 km (0.094 R)
• M3: 1,027,887 km (0.039 R)
• M4: 1,430,305 km (0.088 R)
• M5: 2,225,119 km (0.116 R)
• M6: 2,810,495 km (0.036 R)
• M7: 3,236,999 km (0.041 R)
• M8: 4,269,224 km (0.095 R)
• M9: 4,862,080 km (0.118 R)
• M10: 5,766,699 km (0.102 R)
• M11: 6,461,132 km (0.108 R)
• M12: 8,386,606 km (0.077 R)
• M13: 10,580,609 km (0.057 R)
• M14: 12,831,309 km (0.106 R)
• M15: 13,595,903 km (0.057 R)
• M16: 14,122,189 km (0.12 R)
• M17: 15,554,738 km (0.109 R)
• M18: 17,757,417 km (0.084 R)
• M19: 21,902,325 km (0.111 R)
• M20: 22,920,488 km (0.109 R)
• M21: 26,245,450 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.4

Radius: 12.8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.74 AU - 7.48 AU

Year: 5720 Days

Day: 13.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,412,805 km

• M1: 171,589 km (0.066 R)
• M2: 576,101 km (0.098 R)
• M3: 1,066,483 km (0.085 R)
• M4: 2,053,979 km (0.1 R)
• M5: 4,320,237 km (0.117 R)
• M6: 5,501,761 km (0.095 R)
• M7: 7,503,829 km (0.064 R)
• M8: 8,125,408 km (0.08 R)
• M9: 11,881,212 km (0.111 R)
• M10: 14,358,404 km (0.116 R)
• M11: 16,174,073 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.9

Radius: 4.5

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 12.73 AU - 15.87 AU

Year: 20481 Days

Day: 15.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,412,805 km

• M1: 56,249 km (0.068 R)
• M2: 285,582 km (0.117 R)
• M3: 1,814,772 km (0.06 R)
• M4: 2,195,199 km (0.087 R)
• M5: 2,509,205 km (0.072 R)
• M6: 2,667,031 km (0.119 R)
• M7: 3,226,228 km (0.038 R)
• M8: 7,435,762 km (0.11 R)
• M9: 11,094,477 km (0.094 R)
• M10: 20,070,499 km (0.035 R)
• M11: 22,427,713 km (0.11 R)
• M12: 27,682,936 km (0.106 R)
• M13: 30,180,922 km (0.074 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 19,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit