🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.65 AU - 0.87 AU

Year: 240 Days

Day: 32.4 Hours

Environment

Temp: 117 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.01 AU - 1.11 AU

Year: 395 Days

Day: 12.4 Hours

Environment

Temp: 38 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 27,775,521 km

• M1: 321,935 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.22 AU - 1.74 AU

Year: 651 Days

Day: 37.7 Hours

Environment

Temp: -22 °C

Axial Tilt: 111.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408

Radius: 10.3

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.4 AU - 8.1 AU

Year: 7060 Days

Day: 9.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,775,521 km

• M1: 128,205 km (0.106 R)
• M2: 650,003 km (0.081 R)
• M3: 1,211,294 km (0.037 R)
• M4: 1,540,858 km (0.084 R)
• M5: 2,228,111 km (0.115 R)
• M6: 2,991,658 km (0.095 R)
• M7: 3,455,711 km (0.077 R)
• M8: 4,109,005 km (0.064 R)
• M9: 4,452,930 km (0.088 R)
• M10: 4,869,411 km (0.093 R)
• M11: 6,769,154 km (0.12 R)
• M12: 7,755,154 km (0.102 R)
• M13: 8,091,450 km (0.092 R)
• M14: 15,125,542 km (0.1 R)
• M15: 16,556,744 km (0.108 R)
• M16: 18,338,156 km (0.089 R)
• M17: 19,548,851 km (0.073 R)
• M18: 21,610,160 km (0.07 R)
• M19: 21,979,667 km (0.044 R)
• M20: 22,960,281 km (0.081 R)
• M21: 23,500,180 km (0.098 R)
• M22: 24,127,593 km (0.046 R)
• M23: 24,846,710 km (0.057 R)
• M24: 25,497,910 km (0.104 R)
• M25: 26,160,479 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.3

Radius: 15

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 11.44 AU - 13.08 AU

Year: 15525 Days

Day: 8.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,775,521 km

• M1: 187,446 km (0.08 R)
• M2: 671,395 km (0.082 R)
• M3: 1,160,131 km (0.026 R)
• M4: 2,601,357 km (0.045 R)
• M5: 3,256,746 km (0.05 R)
• M6: 4,677,177 km (0.107 R)
• M7: 6,175,550 km (0.112 R)
• M8: 8,671,441 km (0.113 R)
• M9: 9,249,786 km (0.03 R)
• M10: 11,825,712 km (0.107 R)
• M11: 15,066,750 km (0.028 R)
• M12: 18,479,526 km (0.036 R)
• M13: 19,309,944 km (0.1 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 13,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit