🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.58 AU

Year: 144 Days

Day: 23.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.17 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.56 AU - 2.02 AU

Year: 870 Days

Day: 38 Hours

Environment

Temp: -58 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.02 AU - 3.08 AU

Year: 1480 Days

Day: 17.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.82 AU - 4.64 AU

Year: 2618 Days

Day: 25.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,116,840 km

• M1: 450,738 km (0.113 R)
• M2: 1,481,318 km (0.075 R)

Asteroid Belt

Center: 4.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693

Radius: 9.8

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.61 AU - 5.71 AU

Year: 4260 Days

Day: 7.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,116,840 km

• M1: 121,922 km (0.098 R)
• M2: 443,258 km (0.08 R)
• M3: 898,934 km (0.041 R)
• M4: 2,354,222 km (0.048 R)
• M5: 3,215,905 km (0.048 R)
• M6: 3,635,527 km (0.095 R)
• M7: 4,634,093 km (0.103 R)
• M8: 5,039,503 km (0.115 R)
• M9: 6,277,725 km (0.114 R)
• M10: 7,000,732 km (0.1 R)
• M11: 7,501,436 km (0.112 R)
• M12: 7,918,963 km (0.108 R)
• M13: 9,464,309 km (0.082 R)
• M14: 11,472,212 km (0.095 R)
• M15: 12,359,327 km (0.108 R)
• M16: 17,796,911 km (0.051 R)
• M17: 18,104,484 km (0.081 R)
• M18: 18,667,122 km (0.054 R)
• M19: 19,305,755 km (0.092 R)
• M20: 19,958,899 km (0.077 R)
• M21: 22,720,027 km (0.113 R)
• M22: 25,336,494 km (0.117 R)
• M23: 27,080,356 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.4

Radius: 14.4

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.12 AU - 10.94 AU

Year: 12419 Days

Day: 9.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,116,840 km

• M1: 180,565 km (0.106 R)
• M2: 1,188,854 km (0.079 R)
• M3: 3,022,924 km (0.109 R)
• M4: 3,495,953 km (0.083 R)
• M5: 4,539,398 km (0.052 R)
• M6: 5,104,878 km (0.108 R)
• M7: 6,041,959 km (0.068 R)
• M8: 7,543,024 km (0.097 R)
• M9: 8,589,611 km (0.054 R)
• M10: 13,822,993 km (0.076 R)
• M11: 14,531,638 km (0.101 R)
• M12: 17,070,164 km (0.098 R)
• M13: 20,491,318 km (0.095 R)
• M14: 23,422,838 km (0.103 R)
• M15: 25,908,257 km (0.099 R)
• M16: 27,444,328 km (0.106 R)
• M17: 31,803,011 km (0.041 R)
• M18: 35,826,596 km (0.092 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 13,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit