🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.56 AU - 0.76 AU

Year: 188 Days

Day: 36.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,587,413 km

• M1: 352,004 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.79 AU - 1.13 AU

Year: 331 Days

Day: 19.4 Hours

Environment

Temp: 107 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.18 AU - 1.9 AU

Year: 672 Days

Day: 44.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,587,413 km

• M1: 241,451 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.43 AU - 2.35 AU

Year: 913 Days

Day: 40.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,587,413 km

• M1: 42,486 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.51 AU - 3.53 AU

Year: 1845 Days

Day: 45.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,587,413 km

• M1: 218,862 km (0.08 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.05 AU - 5.01 AU

Year: 3389 Days

Day: 28.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.65 AU - 5.51 AU

Year: 3445 Days

Day: 22.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.6

Radius: 11.3

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.84 AU - 7.78 AU

Year: 5571 Days

Day: 14.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,587,413 km

• M1: 141,968 km (0.09 R)
• M2: 517,160 km (0.082 R)
• M3: 1,152,053 km (0.091 R)
• M4: 1,688,062 km (0.09 R)
• M5: 2,148,375 km (0.112 R)
• M6: 3,210,221 km (0.112 R)
• M7: 3,815,793 km (0.105 R)
• M8: 4,715,624 km (0.055 R)
• M9: 9,018,358 km (0.095 R)
• M10: 9,609,120 km (0.12 R)
• M11: 11,401,602 km (0.039 R)
• M12: 11,859,222 km (0.086 R)
• M13: 15,415,013 km (0.074 R)
• M14: 16,958,415 km (0.081 R)
• M15: 19,430,968 km (0.115 R)
• M16: 20,084,861 km (0.103 R)
• M17: 24,850,450 km (0.075 R)
• M18: 25,465,597 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.3

Radius: 3.5

Gravity: 12.84 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 13.36 AU - 21.94 AU

Year: 26061 Days

Day: 22.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,587,413 km

• M1: 44,281 km (0.06 R)
• M2: 157,227 km (0.093 R)
• M3: 515,065 km (0.112 R)
• M4: 693,237 km (0.056 R)
• M5: 1,019,809 km (0.105 R)
• M6: 1,173,595 km (0.088 R)
• M7: 2,021,516 km (0.099 R)
• M8: 2,549,597 km (0.102 R)
• M9: 4,367,809 km (0.097 R)
• M10: 6,821,214 km (0.056 R)
• M11: 7,898,618 km (0.096 R)
• M12: 8,887,161 km (0.06 R)
• M13: 10,008,397 km (0.088 R)
• M14: 11,684,641 km (0.112 R)
• M15: 11,921,454 km (0.071 R)
• M16: 12,404,506 km (0.109 R)
• M17: 12,900,572 km (0.113 R)
• M18: 13,281,149 km (0.108 R)
• M19: 16,230,920 km (0.083 R)
• M20: 19,423,488 km (0.114 R)
• M21: 21,473,877 km (0.072 R)
• M22: 36,242,328 km (0.106 R)
• M23: 45,299,582 km (0.095 R)
• M24: 51,208,698 km (0.112 R)
• M25: 51,683,521 km (0.048 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 13,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit