🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.44 AU - 0.66 AU

Year: 144 Days

Day: 24.1 Hours

Environment

Temp: 273 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.53 AU - 0.59 AU

Year: 148 Days

Day: 31 Hours

Environment

Temp: 213 °C

Axial Tilt: 19 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,504,460 km

• M1: 90,656 km (0.083 R)
• M2: 260,899 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.58 AU - 0.76 AU

Year: 194 Days

Day: 13.9 Hours

Environment

Temp: 225 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.87 AU - 1.29 AU

Year: 396 Days

Day: 36.5 Hours

Environment

Temp: 43 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.15 AU - 2.45 AU

Year: 1232 Days

Day: 39.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.45 AU - 3.61 AU

Year: 2342 Days

Day: 20.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.11 AU - 4.79 AU

Year: 3315 Days

Day: 31.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.8

Radius: 10.7

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.38 AU - 10 AU

Year: 8276 Days

Day: 6.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,504,460 km

• M1: 133,142 km (0.108 R)
• M2: 490,083 km (0.068 R)
• M3: 1,062,294 km (0.053 R)
• M4: 1,407,716 km (0.079 R)
• M5: 1,882,988 km (0.118 R)
• M6: 3,259,139 km (0.069 R)
• M7: 4,170,041 km (0.09 R)
• M8: 5,078,997 km (0.119 R)
• M9: 5,523,453 km (0.096 R)
• M10: 5,963,420 km (0.112 R)
• M11: 8,640,923 km (0.11 R)
• M12: 10,242,667 km (0.089 R)
• M13: 11,321,716 km (0.054 R)
• M14: 13,970,945 km (0.117 R)
• M15: 16,584,121 km (0.086 R)
• M16: 17,815,910 km (0.038 R)
• M17: 20,599,776 km (0.112 R)
• M18: 21,732,531 km (0.076 R)
• M19: 24,199,550 km (0.1 R)
• M20: 24,903,558 km (0.109 R)
• M21: 25,782,445 km (0.113 R)
• M22: 26,516,821 km (0.05 R)
• M23: 28,027,161 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956.7

Radius: 6.3

Gravity: 24.1 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 13.01 AU - 13.87 AU

Year: 17398 Days

Day: 22.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,504,460 km

• M1: 78,389 km (0.054 R)
• M2: 339,587 km (0.106 R)
• M3: 837,150 km (0.03 R)
• M4: 1,096,104 km (0.093 R)
• M5: 1,585,438 km (0.051 R)
• M6: 1,870,721 km (0.116 R)
• M7: 2,168,870 km (0.114 R)
• M8: 2,452,507 km (0.087 R)
• M9: 2,835,628 km (0.094 R)
• M10: 3,313,294 km (0.074 R)
• M11: 3,781,834 km (0.103 R)
• M12: 4,128,752 km (0.066 R)
• M13: 5,375,650 km (0.053 R)
• M14: 7,133,874 km (0.115 R)
• M15: 8,323,925 km (0.119 R)
• M16: 9,243,353 km (0.099 R)
• M17: 9,873,160 km (0.117 R)
• M18: 13,530,379 km (0.12 R)
• M19: 14,492,743 km (0.104 R)
• M20: 15,420,698 km (0.092 R)
• M21: 17,480,362 km (0.084 R)
• M22: 19,438,448 km (0.088 R)
• M23: 22,439,381 km (0.071 R)
• M24: 22,745,159 km (0.064 R)
• M25: 24,639,069 km (0.054 R)
• M26: 27,093,371 km (0.112 R)
• M27: 28,260,983 km (0.085 R)
• M28: 37,104,461 km (0.115 R)
• M29: 37,675,476 km (0.081 R)
• M30: 39,572,078 km (0.115 R)
• M31: 59,976,778 km (0.108 R)
• M32: 64,387,223 km (0.105 R)
• M33: 65,834,582 km (0.118 R)
• M34: 72,951,252 km (0.109 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 17,960 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit