🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.57 AU - 0.85 AU

Year: 210 Days

Day: 43.9 Hours

Environment

Temp: 161 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.7 AU - 0.86 AU

Year: 242 Days

Day: 19.2 Hours

Environment

Temp: 145 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,087,881 km

• M1: 42,635 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.79 AU - 0.91 AU

Year: 275 Days

Day: 25.2 Hours

Environment

Temp: 178 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.92 AU - 0.96 AU

Year: 320 Days

Day: 47.9 Hours

Environment

Temp: 150 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.99 AU - 3.65 AU

Year: 2126 Days

Day: 40.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.32 AU - 3.92 AU

Year: 2421 Days

Day: 25.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626

Radius: 12.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.58 AU - 5.78 AU

Year: 4758 Days

Day: 12.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,087,881 km

• M1: 159,172 km (0.046 R)
• M2: 594,801 km (0.083 R)
• M3: 1,018,761 km (0.104 R)
• M4: 1,437,037 km (0.108 R)
• M5: 2,125,935 km (0.12 R)
• M6: 2,706,375 km (0.034 R)
• M7: 3,175,813 km (0.1 R)
• M8: 4,050,362 km (0.101 R)
• M9: 4,819,445 km (0.07 R)
• M10: 5,827,735 km (0.074 R)
• M11: 6,335,919 km (0.074 R)
• M12: 7,825,764 km (0.088 R)
• M13: 8,672,039 km (0.113 R)
• M14: 12,048,613 km (0.06 R)
• M15: 13,329,021 km (0.072 R)
• M16: 14,002,361 km (0.065 R)
• M17: 14,916,852 km (0.086 R)
• M18: 16,924,755 km (0.088 R)
• M19: 25,727,393 km (0.095 R)
• M20: 27,016,627 km (0.065 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.3

Radius: 8.2

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.26 AU - 12.64 AU

Year: 12735 Days

Day: 7.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 114.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,087,881 km

• M1: 102,475 km (0.053 R)
• M2: 600,785 km (0.113 R)
• M3: 1,080,994 km (0.068 R)
• M4: 1,487,152 km (0.113 R)
• M5: 2,215,544 km (0.066 R)
• M6: 2,766,663 km (0.119 R)
• M7: 3,282,925 km (0.066 R)
• M8: 3,553,697 km (0.109 R)
• M9: 4,432,136 km (0.074 R)
• M10: 6,134,410 km (0.069 R)
• M11: 7,641,908 km (0.113 R)
• M12: 8,309,115 km (0.051 R)
• M13: 11,044,063 km (0.079 R)
• M14: 12,388,349 km (0.075 R)
• M15: 14,548,842 km (0.059 R)
• M16: 15,514,197 km (0.085 R)
• M17: 16,461,151 km (0.05 R)
• M18: 17,196,275 km (0.102 R)
• M19: 19,330,738 km (0.102 R)
• M20: 24,353,037 km (0.115 R)
• M21: 24,826,963 km (0.065 R)
• M22: 25,956,727 km (0.117 R)
• M23: 29,551,563 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.3

Radius: 6

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 16.32 AU - 17.82 AU

Year: 24787 Days

Day: 15.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,087,881 km

• M1: 74,799 km (0.082 R)
• M2: 430,243 km (0.119 R)
• M3: 1,228,647 km (0.077 R)
• M4: 1,782,758 km (0.116 R)
• M5: 2,448,020 km (0.113 R)
• M6: 3,016,342 km (0.097 R)
• M7: 3,925,598 km (0.072 R)
• M8: 4,636,337 km (0.063 R)
• M9: 5,074,210 km (0.049 R)
• M10: 5,429,505 km (0.118 R)
• M11: 5,954,594 km (0.09 R)
• M12: 11,023,568 km (0.111 R)
• M13: 11,619,566 km (0.072 R)
• M14: 17,822,193 km (0.105 R)
• M15: 20,446,588 km (0.079 R)
• M16: 23,317,521 km (0.1 R)
• M17: 23,902,598 km (0.114 R)
• M18: 28,385,747 km (0.06 R)
• M19: 30,187,504 km (0.078 R)
• M20: 31,706,521 km (0.119 R)
• M21: 51,911,359 km (0.099 R)
• M22: 56,497,581 km (0.051 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 14,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit