🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.57 AU - 0.87 AU

Year: 227 Days

Day: 17.2 Hours

Environment

Temp: 193 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.84 AU - 0.92 AU

Year: 306 Days

Day: 27.3 Hours

Environment

Temp: 113 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,939,902 km

• M1: 331,808 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.97 AU - 1.35 AU

Year: 463 Days

Day: 35 Hours

Environment

Temp: -5 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,939,902 km

• M1: 265,387 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.18 AU - 1.22 AU

Year: 488 Days

Day: 47.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,939,902 km

• M1: 768,484 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.31 AU - 1.71 AU

Year: 688 Days

Day: 35.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.4 AU - 1.76 AU

Year: 737 Days

Day: 21.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,939,902 km

• M1: 23,786 km (0.11 R)
• M2: 40,691 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.9

Radius: 14.4

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.88 AU - 7.5 AU

Year: 6417 Days

Day: 11.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,939,902 km

• M1: 183,856 km (0.083 R)
• M2: 652,396 km (0.082 R)
• M3: 1,389,016 km (0.095 R)
• M4: 1,876,256 km (0.08 R)
• M5: 3,716,011 km (0.087 R)
• M6: 5,274,821 km (0.11 R)
• M7: 5,770,439 km (0.104 R)
• M8: 6,655,160 km (0.096 R)
• M9: 7,200,146 km (0.117 R)
• M10: 8,036,098 km (0.054 R)
• M11: 8,497,458 km (0.09 R)
• M12: 9,815,116 km (0.077 R)
• M13: 11,942,548 km (0.119 R)
• M14: 12,853,599 km (0.072 R)
• M15: 13,486,248 km (0.097 R)
• M16: 14,084,490 km (0.096 R)
• M17: 15,986,028 km (0.117 R)
• M18: 19,873,329 km (0.074 R)
• M19: 24,430,679 km (0.111 R)
• M20: 26,400,583 km (0.099 R)
• M21: 28,033,594 km (0.069 R)
• M22: 28,919,662 km (0.116 R)
• M23: 30,747,898 km (0.051 R)
• M24: 31,500,225 km (0.104 R)
• M25: 31,976,694 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.6

Radius: 13.6

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.12 AU - 8.16 AU

Year: 7831 Days

Day: 6.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 60.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,939,902 km

• M1: 169,195 km (0.045 R)
• M2: 629,807 km (0.097 R)
• M3: 1,238,820 km (0.097 R)
• M4: 2,672,117 km (0.111 R)
• M5: 3,512,408 km (0.07 R)
• M6: 5,297,709 km (0.088 R)
• M7: 5,918,989 km (0.096 R)
• M8: 6,698,843 km (0.113 R)
• M9: 7,230,065 km (0.118 R)
• M10: 7,667,190 km (0.06 R)
• M11: 8,594,547 km (0.102 R)
• M12: 10,980,185 km (0.108 R)
• M13: 12,721,504 km (0.12 R)
• M14: 13,718,125 km (0.097 R)
• M15: 15,084,552 km (0.09 R)
• M16: 18,159,237 km (0.062 R)
• M17: 19,422,591 km (0.042 R)
• M18: 23,134,413 km (0.11 R)
• M19: 23,651,124 km (0.065 R)
• M20: 25,338,439 km (0.108 R)
• M21: 27,872,327 km (0.087 R)
• M22: 31,402,687 km (0.101 R)
• M23: 34,433,690 km (0.075 R)
• M24: 37,065,416 km (0.071 R)
• M25: 39,216,483 km (0.085 R)
• M26: 43,504,706 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.5

Radius: 7.9

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 13.64 AU - 14.06 AU

Year: 19115 Days

Day: 17.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,939,902 km

• M1: 98,435 km (0.091 R)
• M2: 441,015 km (0.071 R)
• M3: 1,845,140 km (0.12 R)
• M4: 3,789,314 km (0.095 R)
• M5: 7,198,500 km (0.067 R)
• M6: 9,121,730 km (0.098 R)
• M7: 17,470,787 km (0.105 R)
• M8: 20,252,560 km (0.057 R)
• M9: 26,771,137 km (0.062 R)
• M10: 42,432,239 km (0.094 R)
• M11: 43,213,739 km (0.046 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 17,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit