🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.46 AU - 0.76 AU

Year: 182 Days

Day: 14.7 Hours

Environment

Temp: 161 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.8 AU - 1.02 AU

Year: 332 Days

Day: 42 Hours

Environment

Temp: 8 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,059,840 km

• M1: 13,314 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.82 AU - 1.24 AU

Year: 400 Days

Day: 28.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.84 AU - 2.82 AU

Year: 1362 Days

Day: 21.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,059,840 km

• M1: 383,569 km (0.091 R)

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 12.3

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.61 AU - 4.75 AU

Year: 3876 Days

Day: 8.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,059,840 km

• M1: 153,338 km (0.117 R)
• M2: 717,771 km (0.072 R)
• M3: 1,232,088 km (0.081 R)
• M4: 1,910,066 km (0.099 R)
• M5: 2,572,186 km (0.097 R)
• M6: 3,058,229 km (0.069 R)
• M7: 3,584,664 km (0.062 R)
• M8: 4,217,164 km (0.052 R)
• M9: 6,323,352 km (0.087 R)
• M10: 7,623,059 km (0.093 R)
• M11: 8,596,342 km (0.064 R)
• M12: 9,409,108 km (0.095 R)
• M13: 9,937,637 km (0.099 R)
• M14: 10,571,782 km (0.078 R)
• M15: 14,474,641 km (0.1 R)
• M16: 15,907,639 km (0.068 R)
• M17: 17,192,236 km (0.069 R)
• M18: 18,356,407 km (0.05 R)
• M19: 19,637,862 km (0.101 R)
• M20: 20,502,388 km (0.043 R)
• M21: 22,378,495 km (0.111 R)
• M22: 25,677,278 km (0.115 R)
• M23: 27,278,873 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.4

Radius: 12.2

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.47 AU - 8.61 AU

Year: 7152 Days

Day: 6.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,059,840 km

• M1: 153,487 km (0.081 R)
• M2: 589,266 km (0.103 R)
• M3: 1,029,233 km (0.114 R)
• M4: 1,514,080 km (0.079 R)
• M5: 2,348,836 km (0.091 R)
• M6: 3,841,524 km (0.105 R)
• M7: 5,359,793 km (0.11 R)
• M8: 5,763,557 km (0.118 R)
• M9: 6,597,266 km (0.115 R)
• M10: 7,586,407 km (0.102 R)
• M11: 9,012,524 km (0.093 R)
• M12: 9,495,725 km (0.082 R)
• M13: 10,042,655 km (0.06 R)
• M14: 11,199,495 km (0.103 R)
• M15: 13,605,178 km (0.12 R)
• M16: 15,700,596 km (0.098 R)
• M17: 18,419,238 km (0.05 R)
• M18: 20,447,187 km (0.104 R)
• M19: 21,437,674 km (0.085 R)
• M20: 26,606,430 km (0.096 R)
• M21: 27,786,757 km (0.075 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 18,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit