🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.69 AU - 0.81 AU

Year: 227 Days

Day: 25.5 Hours

Environment

Temp: 194 °C

Axial Tilt: 140.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.76 AU - 0.94 AU

Year: 274 Days

Day: 47.3 Hours

Environment

Temp: 140 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,121,871 km

• M1: 149,448 km (0.064 R)

Asteroid Belt

Center: 1.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.63 AU - 2.27 AU

Year: 953 Days

Day: 18.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 153.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.19 AU - 2.91 AU

Year: 1425 Days

Day: 29.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.05 AU - 3.97 AU

Year: 2301 Days

Day: 35.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.32 AU - 4.56 AU

Year: 3273 Days

Day: 42.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.2

Radius: 11

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.36 AU - 7.08 AU

Year: 4786 Days

Day: 12.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,121,871 km

• M1: 137,929 km (0.084 R)
• M2: 499,657 km (0.106 R)
• M3: 1,351,766 km (0.053 R)
• M4: 2,035,279 km (0.043 R)
• M5: 2,721,335 km (0.116 R)
• M6: 3,613,985 km (0.11 R)
• M7: 4,370,203 km (0.108 R)
• M8: 5,078,399 km (0.082 R)
• M9: 5,671,854 km (0.09 R)
• M10: 8,000,793 km (0.081 R)
• M11: 9,934,495 km (0.077 R)
• M12: 11,115,571 km (0.086 R)
• M13: 13,754,926 km (0.119 R)
• M14: 14,908,774 km (0.066 R)
• M15: 19,242,475 km (0.089 R)
• M16: 21,398,629 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.5

Radius: 14.5

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.05 AU - 9.03 AU

Year: 7976 Days

Day: 14.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,121,871 km

• M1: 180,265 km (0.102 R)
• M2: 635,791 km (0.056 R)
• M3: 1,242,261 km (0.082 R)
• M4: 2,217,489 km (0.06 R)
• M5: 2,864,201 km (0.073 R)
• M6: 3,776,449 km (0.044 R)
• M7: 5,530,484 km (0.069 R)
• M8: 6,873,573 km (0.078 R)
• M9: 8,096,985 km (0.115 R)
• M10: 10,581,207 km (0.11 R)
• M11: 12,370,846 km (0.101 R)
• M12: 13,084,578 km (0.114 R)
• M13: 14,414,503 km (0.086 R)
• M14: 15,329,294 km (0.038 R)
• M15: 16,153,129 km (0.12 R)
• M16: 17,073,156 km (0.088 R)
• M17: 19,526,262 km (0.077 R)
• M18: 25,296,551 km (0.104 R)
• M19: 28,285,816 km (0.057 R)
• M20: 29,622,323 km (0.056 R)
• M21: 30,404,870 km (0.116 R)
• M22: 32,835,237 km (0.09 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 12,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit