🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.54 AU - 0.62 AU

Year: 155 Days

Day: 12.5 Hours

Environment

Temp: 248 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.55 AU - 0.67 AU

Year: 167 Days

Day: 12.2 Hours

Environment

Temp: 204 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.68 AU - 0.82 AU

Year: 227 Days

Day: 47.9 Hours

Environment

Temp: 171 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.99 AU - 1.05 AU

Year: 360 Days

Day: 26.3 Hours

Environment

Temp: 157 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.19 AU - 3.65 AU

Year: 2213 Days

Day: 42.6 Hours

Environment

Temp: -97 °C

Axial Tilt: 63.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,402,376 km

• M1: 183,108 km (0.09 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.43 AU - 4.43 AU

Year: 2726 Days

Day: 43.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.65 AU - 4.43 AU

Year: 2841 Days

Day: 45.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.6

Radius: 8.3

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.66 AU - 9.2 AU

Year: 7085 Days

Day: 8.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,402,376 km

• M1: 109,506 km (0.045 R)
• M2: 653,743 km (0.113 R)
• M3: 1,084,285 km (0.119 R)
• M4: 1,353,861 km (0.117 R)
• M5: 1,806,095 km (0.076 R)
• M6: 3,122,407 km (0.096 R)
• M7: 4,472,378 km (0.079 R)
• M8: 5,829,231 km (0.071 R)
• M9: 6,262,765 km (0.112 R)
• M10: 10,324,048 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.5

Radius: 4.2

Gravity: 35.86 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 11.56 AU - 15.44 AU

Year: 17353 Days

Day: 24.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 67,402,376 km

• M1: 52,210 km (0.1 R)
• M2: 214,224 km (0.111 R)
• M3: 383,120 km (0.06 R)
• M4: 536,458 km (0.065 R)
• M5: 740,509 km (0.066 R)
• M6: 893,249 km (0.085 R)
• M7: 1,042,697 km (0.114 R)
• M8: 1,182,122 km (0.101 R)
• M9: 1,334,114 km (0.093 R)
• M10: 1,694,794 km (0.072 R)
• M11: 2,279,872 km (0.099 R)
• M12: 2,676,007 km (0.107 R)
• M13: 3,632,386 km (0.034 R)
• M14: 3,865,759 km (0.109 R)
• M15: 4,427,648 km (0.073 R)
• M16: 4,660,123 km (0.098 R)
• M17: 5,987,206 km (0.087 R)
• M18: 6,271,741 km (0.052 R)
• M19: 9,039,003 km (0.099 R)
• M20: 10,136,004 km (0.117 R)
• M21: 10,716,443 km (0.071 R)
• M22: 11,318,874 km (0.105 R)
• M23: 12,656,728 km (0.091 R)
• M24: 13,261,103 km (0.087 R)
• M25: 13,535,915 km (0.114 R)
• M26: 14,025,698 km (0.117 R)
• M27: 14,167,816 km (0.114 R)
• M28: 19,065,201 km (0.092 R)
• M29: 20,127,795 km (0.077 R)
• M30: 21,985,501 km (0.102 R)
• M31: 25,930,846 km (0.092 R)
• M32: 27,344,097 km (0.083 R)
• M33: 29,851,358 km (0.077 R)
• M34: 31,890,676 km (0.071 R)
• M35: 35,712,452 km (0.116 R)
• M36: 37,051,204 km (0.092 R)
• M37: 39,262,260 km (0.108 R)
• M38: 57,251,255 km (0.091 R)
• M39: 57,614,329 km (0.116 R)
• M40: 58,713,125 km (0.049 R)
• M41: 62,668,642 km (0.076 R)
• M42: 64,613,116 km (0.111 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 18,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit