🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.9 AU - 0.96 AU

Year: 312 Days

Day: 29.9 Hours

Environment

Temp: 116 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.97 AU - 0.97 AU

Year: 333 Days

Day: 32.8 Hours

Environment

Temp: 111 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,385,735 km

• M1: 100,979 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.03 AU - 1.63 AU

Year: 534 Days

Day: 46.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,385,735 km

• M1: 67,020 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.97 AU - 3.07 AU

Year: 1828 Days

Day: 42.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.59 AU - 3.65 AU

Year: 1919 Days

Day: 41.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,385,735 km

• M1: 35,455 km (0.032 R)
• M2: 267,780 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.1

Radius: 9.6

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.98 AU - 8.68 AU

Year: 7630 Days

Day: 5.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,385,735 km

• M1: 120,127 km (0.111 R)
• M2: 537,655 km (0.094 R)
• M3: 1,120,488 km (0.063 R)
• M4: 1,445,863 km (0.101 R)
• M5: 2,025,106 km (0.076 R)
• M6: 2,533,440 km (0.075 R)
• M7: 3,576,287 km (0.113 R)
• M8: 4,119,925 km (0.109 R)
• M9: 4,910,849 km (0.12 R)
• M10: 5,492,336 km (0.08 R)
• M11: 6,086,389 km (0.061 R)
• M12: 6,585,298 km (0.086 R)
• M13: 7,003,873 km (0.094 R)
• M14: 7,477,201 km (0.062 R)
• M15: 8,128,251 km (0.083 R)
• M16: 9,675,841 km (0.088 R)
• M17: 10,125,831 km (0.061 R)
• M18: 10,874,868 km (0.113 R)
• M19: 11,761,085 km (0.115 R)
• M20: 12,801,539 km (0.077 R)
• M21: 14,301,856 km (0.082 R)
• M22: 21,032,713 km (0.109 R)
• M23: 21,408,353 km (0.051 R)
• M24: 24,001,183 km (0.082 R)
• M25: 25,077,839 km (0.104 R)
• M26: 25,756,116 km (0.105 R)
• M27: 26,099,892 km (0.079 R)
• M28: 27,684,732 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.4

Radius: 11.3

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 9.89 AU - 13.29 AU

Year: 13741 Days

Day: 5.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,385,735 km

• M1: 140,472 km (0.083 R)
• M2: 536,308 km (0.12 R)
• M3: 1,120,638 km (0.101 R)
• M4: 1,758,373 km (0.066 R)
• M5: 2,735,397 km (0.113 R)
• M6: 4,043,032 km (0.09 R)
• M7: 5,296,064 km (0.115 R)
• M8: 5,993,190 km (0.042 R)
• M9: 8,848,415 km (0.113 R)
• M10: 11,467,275 km (0.089 R)
• M11: 14,704,723 km (0.057 R)
• M12: 15,491,159 km (0.069 R)
• M13: 16,456,514 km (0.117 R)
• M14: 20,196,161 km (0.099 R)
• M15: 20,810,859 km (0.1 R)
• M16: 22,077,953 km (0.114 R)
• M17: 24,270,160 km (0.092 R)
• M18: 24,665,697 km (0.051 R)
• M19: 27,236,237 km (0.096 R)
• M20: 29,083,023 km (0.09 R)
• M21: 30,896,149 km (0.102 R)
• M22: 31,595,220 km (0.093 R)
• M23: 32,903,902 km (0.115 R)
• M24: 34,248,637 km (0.065 R)
• M25: 45,000,835 km (0.116 R)
• M26: 50,570,064 km (0.088 R)
• M27: 53,519,835 km (0.101 R)
• M28: 55,036,757 km (0.119 R)
• M29: 57,453,212 km (0.083 R)
• M30: 58,687,693 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.6

Radius: 7.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 16.46 AU - 20.94 AU

Year: 28162 Days

Day: 23.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,385,735 km

• M1: 98,286 km (0.101 R)
• M2: 360,381 km (0.117 R)
• M3: 626,965 km (0.114 R)
• M4: 936,183 km (0.116 R)
• M5: 1,347,129 km (0.059 R)
• M6: 1,758,972 km (0.062 R)
• M7: 2,066,395 km (0.099 R)
• M8: 3,540,982 km (0.116 R)
• M9: 8,383,614 km (0.096 R)
• M10: 11,658,461 km (0.089 R)
• M11: 12,562,780 km (0.044 R)
• M12: 15,988,272 km (0.088 R)
• M13: 16,576,641 km (0.028 R)
• M14: 18,111,066 km (0.096 R)
• M15: 22,356,953 km (0.092 R)
• M16: 22,814,872 km (0.108 R)
• M17: 25,595,597 km (0.064 R)
• M18: 33,698,865 km (0.098 R)
• M19: 36,150,625 km (0.027 R)
• M20: 40,181,838 km (0.073 R)
• M21: 40,722,784 km (0.089 R)
• M22: 41,131,785 km (0.085 R)
• M23: 45,082,066 km (0.088 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 19,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit