🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.44 AU - 0.66 AU

Year: 144 Days

Day: 16.2 Hours

Environment

Temp: 178 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 89,068,620 km

• M1: 76,893 km (0.086 R)
• M2: 410,796 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.42 AU - 1.62 AU

Year: 662 Days

Day: 35.3 Hours

Environment

Temp: -17 °C

Axial Tilt: 145.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,068,620 km

• M1: 93,349 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.79 AU - 1.93 AU

Year: 896 Days

Day: 30.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.23 AU - 2.63 AU

Year: 1338 Days

Day: 15.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,068,620 km

• M1: 1,155,494 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.18 AU - 2.96 AU

Year: 1455 Days

Day: 23.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,068,620 km

• M1: 428,448 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.79 AU - 4.35 AU

Year: 2899 Days

Day: 26 Hours

Environment

Temp: -124 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,068,620 km

• M1: 23,038 km (0.064 R)

Asteroid Belt

Center: 5.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.4

Radius: 11.2

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.48 AU - 8.64 AU

Year: 6624 Days

Day: 7.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,068,620 km

• M1: 143,315 km (0.107 R)
• M2: 522,246 km (0.115 R)
• M3: 976,724 km (0.097 R)
• M4: 1,479,822 km (0.092 R)
• M5: 1,934,151 km (0.079 R)
• M6: 2,690,667 km (0.088 R)
• M7: 3,453,467 km (0.071 R)
• M8: 5,089,918 km (0.074 R)
• M9: 5,514,926 km (0.088 R)
• M10: 7,192,366 km (0.038 R)
• M11: 8,112,693 km (0.098 R)
• M12: 8,619,979 km (0.084 R)
• M13: 9,618,096 km (0.051 R)
• M14: 10,186,717 km (0.094 R)
• M15: 10,777,629 km (0.111 R)
• M16: 12,832,954 km (0.099 R)
• M17: 13,323,037 km (0.087 R)
• M18: 13,673,395 km (0.102 R)
• M19: 16,131,886 km (0.111 R)
• M20: 23,251,099 km (0.057 R)
• M21: 25,946,853 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.5

Radius: 4.6

Gravity: 38.82 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 13.86 AU - 18.64 AU

Year: 23130 Days

Day: 24.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,068,620 km

• M1: 57,146 km (0.117 R)
• M2: 207,193 km (0.108 R)
• M3: 449,841 km (0.035 R)
• M4: 639,232 km (0.109 R)
• M5: 992,133 km (0.094 R)
• M6: 1,694,944 km (0.117 R)
• M7: 1,908,420 km (0.087 R)
• M8: 2,708,918 km (0.084 R)
• M9: 3,712,271 km (0.099 R)
• M10: 4,457,119 km (0.076 R)
• M11: 4,902,921 km (0.083 R)
• M12: 6,373,318 km (0.109 R)
• M13: 10,918,700 km (0.116 R)
• M14: 19,476,596 km (0.062 R)
• M15: 22,102,936 km (0.088 R)
• M16: 22,956,242 km (0.057 R)
• M17: 25,300,291 km (0.089 R)
• M18: 32,320,919 km (0.115 R)
• M19: 33,419,117 km (0.096 R)
• M20: 39,595,564 km (0.111 R)
• M21: 41,490,670 km (0.081 R)
• M22: 41,812,306 km (0.072 R)
• M23: 41,973,722 km (0.096 R)
• M24: 42,623,575 km (0.108 R)
• M25: 42,787,085 km (0.026 R)
• M26: 43,610,771 km (0.119 R)
• M27: 47,536,967 km (0.093 R)
• M28: 49,856,931 km (0.105 R)
• M29: 51,136,891 km (0.069 R)
• M30: 56,476,188 km (0.106 R)
• M31: 57,069,344 km (0.06 R)
• M32: 62,596,237 km (0.094 R)
• M33: 73,752,947 km (0.079 R)
• M34: 75,174,725 km (0.113 R)
• M35: 79,301,981 km (0.078 R)
• M36: 83,322,124 km (0.08 R)
• M37: 88,004,687 km (0.079 R)

Kuiper Belt

Range: 31.1 - 55.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 13,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit