🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.48 AU - 0.74 AU

Year: 180 Days

Day: 41.5 Hours

Environment

Temp: 133 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.63 AU - 0.77 AU

Year: 222 Days

Day: 16.7 Hours

Environment

Temp: 123 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.71 AU - 0.95 AU

Year: 286 Days

Day: 12.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 141.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.73 AU - 1.09 AU

Year: 329 Days

Day: 14 Hours

Environment

Temp: 23 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,421,938 km

• M1: 324,627 km (0.027 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.83 AU - 1.15 AU

Year: 373 Days

Day: 28.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 44.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,421,938 km

• M1: 225,893 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.43 AU - 3.41 AU

Year: 1890 Days

Day: 39.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.98 AU - 3.02 AU

Year: 1968 Days

Day: 17.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.9

Radius: 12.2

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 8.62 AU - 9.36 AU

Year: 10209 Days

Day: 7.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,421,938 km

• M1: 152,590 km (0.095 R)
• M2: 572,212 km (0.1 R)
• M3: 1,144,873 km (0.09 R)
• M4: 1,543,850 km (0.101 R)
• M5: 2,121,148 km (0.038 R)
• M6: 2,616,018 km (0.05 R)
• M7: 3,372,385 km (0.1 R)
• M8: 6,350,430 km (0.07 R)
• M9: 7,799,734 km (0.081 R)
• M10: 9,128,462 km (0.099 R)
• M11: 11,891,984 km (0.108 R)
• M12: 12,749,329 km (0.118 R)
• M13: 14,651,316 km (0.079 R)
• M14: 18,479,975 km (0.1 R)
• M15: 23,278,625 km (0.069 R)
• M16: 23,898,110 km (0.074 R)
• M17: 27,749,507 km (0.077 R)
• M18: 28,446,035 km (0.075 R)
• M19: 32,214,106 km (0.111 R)
• M20: 36,420,798 km (0.113 R)
• M21: 40,724,430 km (0.103 R)
• M22: 41,108,448 km (0.099 R)
• M23: 41,883,664 km (0.113 R)
• M24: 44,945,783 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.6

Radius: 5.9

Gravity: 20.53 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 12.58 AU - 20.04 AU

Year: 24948 Days

Day: 15.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,421,938 km

• M1: 73,303 km (0.107 R)
• M2: 334,650 km (0.062 R)
• M3: 999,015 km (0.078 R)
• M4: 1,232,986 km (0.098 R)
• M5: 1,486,255 km (0.107 R)
• M6: 2,055,774 km (0.119 R)
• M7: 2,583,555 km (0.111 R)
• M8: 2,919,552 km (0.054 R)
• M9: 3,112,384 km (0.087 R)
• M10: 3,462,592 km (0.118 R)
• M11: 4,562,585 km (0.116 R)
• M12: 9,409,108 km (0.11 R)
• M13: 9,709,650 km (0.039 R)
• M14: 17,148,105 km (0.056 R)
• M15: 19,859,117 km (0.095 R)
• M16: 20,055,988 km (0.117 R)
• M17: 25,527,979 km (0.102 R)
• M18: 32,052,241 km (0.045 R)
• M19: 35,261,714 km (0.082 R)
• M20: 37,018,442 km (0.101 R)
• M21: 42,148,602 km (0.1 R)
• M22: 55,918,637 km (0.052 R)
• M23: 61,586,751 km (0.08 R)
• M24: 66,080,820 km (0.081 R)
• M25: 73,812,188 km (0.095 R)
• M26: 74,048,253 km (0.094 R)
• M27: 84,425,259 km (0.059 R)
• M28: 85,721,525 km (0.06 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 15,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit