🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.56 AU - 0.66 AU

Year: 171 Days

Day: 26.8 Hours

Environment

Temp: 203 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.92 AU - 1.14 AU

Year: 374 Days

Day: 41.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.87 AU - 1.39 AU

Year: 430 Days

Day: 15.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 54,536,935 km

• M1: 49,666 km (0.092 R)
• M2: 286,929 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.9 AU - 1.48 AU

Year: 465 Days

Day: 30.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 46.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,536,935 km

• M1: 180,714 km (0.04 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.91 AU - 2.05 AU

Year: 998 Days

Day: 38.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.5 AU - 3.88 AU

Year: 2539 Days

Day: 44.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.98 AU - 4.8 AU

Year: 3294 Days

Day: 19 Hours

Environment

Temp: -121 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,536,935 km

• M1: 65,075 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.4

Radius: 11.1

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.4 AU - 8.98 AU

Year: 9175 Days

Day: 14.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,536,935 km

• M1: 138,079 km (0.079 R)
• M2: 696,228 km (0.106 R)
• M3: 1,655,600 km (0.102 R)
• M4: 2,197,443 km (0.109 R)
• M5: 3,801,731 km (0.107 R)
• M6: 5,852,867 km (0.053 R)
• M7: 7,634,877 km (0.105 R)
• M8: 9,074,158 km (0.083 R)
• M9: 10,176,994 km (0.067 R)
• M10: 10,948,021 km (0.12 R)
• M11: 15,829,100 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.9

Radius: 6.5

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 12.18 AU - 15.16 AU

Year: 18102 Days

Day: 18 Hours

Environment

Temp: -185 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,536,935 km

• M1: 89,011 km (0.111 R)
• M2: 431,291 km (0.107 R)
• M3: 1,071,420 km (0.12 R)
• M4: 2,164,980 km (0.079 R)
• M5: 5,210,344 km (0.025 R)
• M6: 9,190,545 km (0.108 R)
• M7: 9,902,631 km (0.092 R)
• M8: 12,996,614 km (0.094 R)
• M9: 20,747,130 km (0.113 R)
• M10: 21,005,037 km (0.042 R)
• M11: 23,238,832 km (0.067 R)
• M12: 23,891,528 km (0.068 R)
• M13: 24,748,574 km (0.049 R)
• M14: 26,222,412 km (0.105 R)
• M15: 27,546,204 km (0.081 R)
• M16: 29,560,240 km (0.072 R)
• M17: 34,236,969 km (0.103 R)
• M18: 38,083,728 km (0.093 R)
• M19: 51,648,964 km (0.099 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 16,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit