🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.3 AU - 1.32 AU

Year: 537 Days

Day: 20.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 72,449,561 km

• M1: 105,018 km (0.079 R)
• M2: 935,735 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.67 AU - 2.59 AU

Year: 1113 Days

Day: 26.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 123.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.75 AU - 2.53 AU

Year: 1121 Days

Day: 44.2 Hours

Environment

Temp: -58 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27

Radius: 8.7

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.47 AU - 7.23 AU

Year: 5068 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,449,561 km

• M1: 108,159 km (0.112 R)
• M2: 716,873 km (0.07 R)
• M3: 2,280,470 km (0.118 R)
• M4: 2,722,980 km (0.12 R)
• M5: 3,166,688 km (0.099 R)
• M6: 3,627,599 km (0.111 R)
• M7: 3,953,872 km (0.1 R)
• M8: 4,506,486 km (0.052 R)
• M9: 6,124,836 km (0.083 R)
• M10: 7,638,168 km (0.08 R)
• M11: 7,994,211 km (0.096 R)
• M12: 9,559,902 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.7

Radius: 9.8

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.45 AU - 6.47 AU

Year: 5881 Days

Day: 6.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,449,561 km

• M1: 126,261 km (0.082 R)
• M2: 588,518 km (0.056 R)
• M3: 1,266,795 km (0.086 R)
• M4: 2,006,855 km (0.085 R)
• M5: 3,026,515 km (0.11 R)
• M6: 4,668,351 km (0.096 R)
• M7: 7,172,769 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710.5

Radius: 5.9

Gravity: 20.41 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 11.38 AU - 15.06 AU

Year: 17216 Days

Day: 16.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,449,561 km

• M1: 73,453 km (0.103 R)
• M2: 605,722 km (0.07 R)
• M3: 866,471 km (0.119 R)
• M4: 1,325,437 km (0.089 R)
• M5: 1,537,118 km (0.106 R)
• M6: 2,644,292 km (0.086 R)
• M7: 3,058,379 km (0.103 R)
• M8: 4,267,130 km (0.12 R)
• M9: 4,596,395 km (0.077 R)
• M10: 7,394,473 km (0.104 R)
• M11: 9,919,386 km (0.099 R)
• M12: 10,975,547 km (0.118 R)
• M13: 13,240,309 km (0.12 R)
• M14: 13,727,849 km (0.115 R)
• M15: 14,083,443 km (0.064 R)
• M16: 15,262,723 km (0.087 R)
• M17: 17,565,184 km (0.098 R)
• M18: 25,097,287 km (0.097 R)
• M19: 25,415,481 km (0.046 R)
• M20: 26,714,739 km (0.099 R)
• M21: 38,742,408 km (0.114 R)
• M22: 45,290,307 km (0.095 R)
• M23: 46,078,089 km (0.102 R)
• M24: 59,765,696 km (0.045 R)
• M25: 67,015,508 km (0.068 R)
• M26: 67,423,162 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.2

Radius: 4.1

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 16.67 AU - 24.13 AU

Year: 33000 Days

Day: 23 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,449,561 km

• M1: 51,462 km (0.108 R)
• M2: 199,264 km (0.116 R)
• M3: 336,595 km (0.064 R)
• M4: 656,585 km (0.109 R)
• M5: 943,364 km (0.099 R)
• M6: 1,237,324 km (0.086 R)
• M7: 1,853,518 km (0.098 R)
• M8: 2,423,336 km (0.114 R)
• M9: 3,428,783 km (0.112 R)
• M10: 3,659,014 km (0.086 R)
• M11: 6,473,997 km (0.106 R)
• M12: 6,604,447 km (0.091 R)
• M13: 6,736,691 km (0.116 R)
• M14: 14,920,144 km (0.107 R)
• M15: 15,301,319 km (0.084 R)
• M16: 15,533,196 km (0.1 R)
• M17: 16,083,267 km (0.094 R)
• M18: 18,240,319 km (0.082 R)
• M19: 20,489,074 km (0.072 R)
• M20: 32,846,456 km (0.041 R)
• M21: 35,882,096 km (0.116 R)
• M22: 36,291,247 km (0.112 R)
• M23: 37,677,869 km (0.059 R)
• M24: 39,969,260 km (0.058 R)
• M25: 40,262,023 km (0.102 R)
• M26: 49,725,734 km (0.115 R)
• M27: 50,404,609 km (0.09 R)
• M28: 53,892,184 km (0.106 R)
• M29: 55,331,016 km (0.109 R)
• M30: 58,850,606 km (0.116 R)
• M31: 59,610,114 km (0.075 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 12,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit