🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.66 AU - 1.08 AU

Year: 291 Days

Day: 38.6 Hours

Environment

Temp: 134 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.19 AU - 1.47 AU

Year: 549 Days

Day: 45.6 Hours

Environment

Temp: 13 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.78 AU - 3.04 AU

Year: 1778 Days

Day: 31.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,457,433 km

• M1: 359,035 km (0.112 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.5

Radius: 14.4

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.93 AU - 8.25 AU

Year: 6761 Days

Day: 13.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,457,433 km

• M1: 191,336 km (0.081 R)
• M2: 714,180 km (0.11 R)
• M3: 1,202,617 km (0.063 R)
• M4: 2,408,825 km (0.075 R)
• M5: 3,507,322 km (0.098 R)
• M6: 4,891,701 km (0.088 R)
• M7: 6,454,699 km (0.065 R)
• M8: 8,674,881 km (0.11 R)
• M9: 9,894,553 km (0.072 R)
• M10: 11,179,598 km (0.073 R)
• M11: 12,374,287 km (0.065 R)
• M12: 13,079,641 km (0.061 R)
• M13: 14,079,703 km (0.095 R)
• M14: 15,017,083 km (0.114 R)
• M15: 15,936,960 km (0.093 R)
• M16: 17,139,428 km (0.066 R)
• M17: 25,981,709 km (0.116 R)
• M18: 26,971,898 km (0.043 R)
• M19: 27,645,986 km (0.095 R)
• M20: 28,417,612 km (0.078 R)
• M21: 29,735,569 km (0.075 R)
• M22: 30,274,121 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.8

Radius: 9.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.07 AU - 9.37 AU

Year: 7682 Days

Day: 11.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,457,433 km

• M1: 122,820 km (0.068 R)
• M2: 580,440 km (0.12 R)
• M3: 922,720 km (0.115 R)
• M4: 2,030,342 km (0.111 R)
• M5: 2,417,502 km (0.069 R)
• M6: 3,010,508 km (0.1 R)
• M7: 3,743,836 km (0.118 R)
• M8: 4,381,722 km (0.088 R)
• M9: 5,873,512 km (0.033 R)
• M10: 6,228,208 km (0.08 R)
• M11: 8,790,221 km (0.117 R)
• M12: 9,781,158 km (0.099 R)
• M13: 15,879,515 km (0.093 R)
• M14: 18,078,304 km (0.114 R)
• M15: 21,140,274 km (0.107 R)
• M16: 21,669,551 km (0.056 R)
• M17: 27,102,347 km (0.081 R)
• M18: 27,458,240 km (0.098 R)
• M19: 28,452,617 km (0.057 R)
• M20: 29,471,080 km (0.085 R)
• M21: 30,036,560 km (0.098 R)
• M22: 34,097,244 km (0.113 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 12,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit