🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.64 AU - 0.94 AU

Year: 256 Days

Day: 18.5 Hours

Environment

Temp: 116 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,769,832 km

• M1: 48,021 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.8 AU - 0.92 AU

Year: 291 Days

Day: 45.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.85 AU - 1.21 AU

Year: 382 Days

Day: 47.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 20.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,769,832 km

• M1: 316,998 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.24 AU - 2.36 AU

Year: 1274 Days

Day: 32.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,769,832 km

• M1: 668,403 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.03 AU - 3.33 AU

Year: 1602 Days

Day: 27.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,769,832 km

• M1: 220,657 km (0.102 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.39 AU - 3.25 AU

Year: 1730 Days

Day: 12.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.7

Radius: 12

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.32 AU - 6.7 AU

Year: 5381 Days

Day: 5 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,769,832 km

• M1: 149,299 km (0.03 R)
• M2: 728,542 km (0.117 R)
• M3: 1,173,894 km (0.089 R)
• M4: 3,337,828 km (0.11 R)
• M5: 3,761,638 km (0.035 R)
• M6: 4,142,215 km (0.051 R)
• M7: 4,981,908 km (0.068 R)
• M8: 5,906,423 km (0.055 R)
• M9: 6,693,009 km (0.057 R)
• M10: 8,346,514 km (0.114 R)
• M11: 8,998,611 km (0.107 R)
• M12: 9,754,828 km (0.03 R)
• M13: 11,591,142 km (0.075 R)
• M14: 12,033,204 km (0.061 R)
• M15: 13,253,025 km (0.048 R)
• M16: 14,461,177 km (0.111 R)
• M17: 17,302,939 km (0.102 R)
• M18: 17,774,920 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.4

Radius: 10.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.98 AU - 7.84 AU

Year: 7367 Days

Day: 13.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,769,832 km

• M1: 134,339 km (0.119 R)
• M2: 482,154 km (0.116 R)
• M3: 1,120,937 km (0.072 R)
• M4: 2,860,461 km (0.088 R)
• M5: 3,616,977 km (0.116 R)
• M6: 7,181,446 km (0.077 R)
• M7: 11,494,502 km (0.066 R)
• M8: 12,342,423 km (0.112 R)
• M9: 16,155,672 km (0.085 R)
• M10: 17,155,435 km (0.096 R)
• M11: 18,462,472 km (0.115 R)
• M12: 20,117,174 km (0.088 R)
• M13: 22,170,255 km (0.095 R)
• M14: 32,368,042 km (0.081 R)

Asteroid Belt

Center: 13.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.5

Radius: 7.2

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 14.8 AU - 24.62 AU

Year: 31961 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,769,832 km

• M1: 91,853 km (0.114 R)
• M2: 615,446 km (0.047 R)
• M3: 998,416 km (0.084 R)
• M4: 2,578,768 km (0.074 R)
• M5: 3,578,381 km (0.074 R)
• M6: 4,133,240 km (0.051 R)
• M7: 4,534,012 km (0.11 R)
• M8: 5,452,094 km (0.031 R)
• M9: 5,852,119 km (0.078 R)
• M10: 6,938,200 km (0.099 R)
• M11: 7,456,407 km (0.081 R)
• M12: 8,101,622 km (0.118 R)
• M13: 10,933,660 km (0.054 R)
• M14: 14,290,187 km (0.069 R)
• M15: 15,758,191 km (0.081 R)
• M16: 16,652,487 km (0.105 R)
• M17: 19,263,269 km (0.064 R)
• M18: 22,436,838 km (0.102 R)
• M19: 23,567,649 km (0.1 R)
• M20: 25,279,647 km (0.107 R)
• M21: 26,054,115 km (0.066 R)
• M22: 32,568,653 km (0.095 R)
• M23: 33,221,648 km (0.045 R)
• M24: 39,202,870 km (0.053 R)
• M25: 41,752,915 km (0.054 R)
• M26: 43,934,351 km (0.094 R)
• M27: 50,583,678 km (0.099 R)
• M28: 51,989,598 km (0.06 R)
• M29: 57,303,913 km (0.12 R)
• M30: 59,024,139 km (0.064 R)
• M31: 65,625,893 km (0.11 R)
• M32: 67,297,350 km (0.078 R)
• M33: 67,719,515 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 13,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit