🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.43 AU - 0.61 AU

Year: 143 Days

Day: 37.7 Hours

Environment

Temp: 159 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.89 AU - 0.97 AU

Year: 342 Days

Day: 25.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.49 AU - 1.75 AU

Year: 785 Days

Day: 16.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.59 AU - 1.83 AU

Year: 852 Days

Day: 24.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,210,162 km

• M1: 41,439 km (0.112 R)
• M2: 223,200 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 11.4

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.79 AU - 10.41 AU

Year: 12223 Days

Day: 10.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,210,162 km

• M1: 141,968 km (0.063 R)
• M2: 550,520 km (0.053 R)
• M3: 1,627,924 km (0.104 R)
• M4: 2,477,042 km (0.057 R)
• M5: 2,970,415 km (0.067 R)
• M6: 3,342,615 km (0.051 R)
• M7: 5,035,614 km (0.087 R)
• M8: 5,732,291 km (0.103 R)
• M9: 6,747,462 km (0.106 R)
• M10: 11,334,283 km (0.116 R)
• M11: 14,667,024 km (0.114 R)
• M12: 16,286,720 km (0.109 R)
• M13: 16,760,945 km (0.095 R)
• M14: 17,244,296 km (0.064 R)
• M15: 19,801,971 km (0.109 R)
• M16: 21,051,562 km (0.069 R)
• M17: 22,104,881 km (0.1 R)
• M18: 28,682,699 km (0.108 R)
• M19: 31,101,846 km (0.116 R)
• M20: 33,544,929 km (0.097 R)
• M21: 34,202,860 km (0.092 R)
• M22: 35,657,550 km (0.093 R)
• M23: 39,535,127 km (0.042 R)
• M24: 42,525,888 km (0.052 R)

Asteroid Belt

Center: 11.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.2

Radius: 6.8

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 9.83 AU - 14.51 AU

Year: 16167 Days

Day: 17 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,210,162 km

• M1: 85,271 km (0.11 R)
• M2: 606,320 km (0.07 R)
• M3: 2,695,305 km (0.069 R)
• M4: 4,401,917 km (0.086 R)
• M5: 5,599,299 km (0.062 R)
• M6: 6,310,038 km (0.067 R)
• M7: 6,881,352 km (0.052 R)
• M8: 7,119,363 km (0.103 R)
• M9: 8,710,785 km (0.085 R)
• M10: 11,002,624 km (0.067 R)
• M11: 15,083,505 km (0.049 R)
• M12: 17,679,476 km (0.103 R)
• M13: 18,889,125 km (0.088 R)
• M14: 19,911,776 km (0.099 R)
• M15: 20,396,024 km (0.101 R)
• M16: 27,425,329 km (0.072 R)
• M17: 30,616,551 km (0.03 R)
• M18: 37,480,251 km (0.088 R)
• M19: 43,253,681 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.8

Radius: 6.2

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 10.61 AU - 16.85 AU

Year: 19373 Days

Day: 16.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 56.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,210,162 km

• M1: 78,240 km (0.033 R)
• M2: 401,820 km (0.119 R)
• M3: 892,800 km (0.118 R)
• M4: 1,219,223 km (0.1 R)
• M5: 1,483,861 km (0.12 R)
• M6: 1,725,761 km (0.065 R)
• M7: 1,993,840 km (0.072 R)
• M8: 5,408,412 km (0.056 R)
• M9: 5,845,836 km (0.103 R)
• M10: 6,091,027 km (0.084 R)
• M11: 6,527,404 km (0.115 R)
• M12: 9,214,182 km (0.091 R)
• M13: 14,886,634 km (0.071 R)
• M14: 15,410,825 km (0.055 R)
• M15: 16,705,145 km (0.113 R)
• M16: 17,849,868 km (0.084 R)
• M17: 29,664,809 km (0.102 R)
• M18: 32,745,328 km (0.099 R)
• M19: 34,875,153 km (0.097 R)
• M20: 38,423,465 km (0.072 R)
• M21: 39,782,562 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73

Radius: 4.1

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 12.36 AU - 20.46 AU

Year: 25314 Days

Day: 22.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,210,162 km

• M1: 53,556 km (0.111 R)
• M2: 641,176 km (0.061 R)
• M3: 1,419,534 km (0.052 R)
• M4: 1,722,619 km (0.057 R)
• M5: 2,419,596 km (0.107 R)
• M6: 2,590,437 km (0.075 R)
• M7: 2,810,346 km (0.09 R)
• M8: 3,970,028 km (0.066 R)
• M9: 5,742,763 km (0.117 R)
• M10: 6,292,086 km (0.033 R)
• M11: 6,763,619 km (0.057 R)
• M12: 6,913,366 km (0.099 R)
• M13: 12,007,024 km (0.08 R)
• M14: 14,326,390 km (0.091 R)
• M15: 14,698,290 km (0.091 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 18,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit