🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.6 AU - 1 AU

Year: 264 Days

Day: 45.8 Hours

Environment

Temp: 100 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.78 AU - 1 AU

Year: 310 Days

Day: 21.8 Hours

Environment

Temp: 76 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.87 AU - 2.73 AU

Year: 1287 Days

Day: 44 Hours

Environment

Temp: -82 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,239,270 km

• M1: 36,951 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.6 AU - 3.6 AU

Year: 2014 Days

Day: 38.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.2

Radius: 5.1

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 13.42 AU - 14.3 AU

Year: 19038 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,239,270 km

• M1: 63,429 km (0.119 R)
• M2: 634,445 km (0.096 R)
• M3: 1,038,957 km (0.109 R)
• M4: 1,677,142 km (0.109 R)
• M5: 2,119,054 km (0.119 R)
• M6: 2,725,524 km (0.106 R)
• M7: 3,571,350 km (0.045 R)
• M8: 4,323,977 km (0.081 R)
• M9: 5,092,910 km (0.067 R)
• M10: 6,011,590 km (0.107 R)
• M11: 6,659,948 km (0.069 R)
• M12: 10,568,940 km (0.056 R)
• M13: 10,892,371 km (0.076 R)
• M14: 11,656,516 km (0.09 R)
• M15: 12,506,980 km (0.038 R)
• M16: 13,184,509 km (0.087 R)
• M17: 25,483,997 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.9

Radius: 7.6

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 13.15 AU - 19.31 AU

Year: 24124 Days

Day: 19.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,239,270 km

• M1: 94,546 km (0.114 R)
• M2: 350,657 km (0.112 R)
• M3: 617,839 km (0.086 R)
• M4: 1,001,408 km (0.026 R)
• M5: 1,270,535 km (0.062 R)
• M6: 2,207,765 km (0.063 R)
• M7: 3,086,354 km (0.036 R)
• M8: 3,917,071 km (0.068 R)
• M9: 4,213,574 km (0.07 R)
• M10: 8,325,421 km (0.106 R)
• M11: 9,978,627 km (0.102 R)
• M12: 10,786,306 km (0.062 R)
• M13: 15,007,210 km (0.099 R)
• M14: 15,653,173 km (0.098 R)
• M15: 16,486,583 km (0.065 R)
• M16: 18,241,366 km (0.077 R)
• M17: 19,070,288 km (0.086 R)
• M18: 19,541,521 km (0.042 R)
• M19: 20,311,651 km (0.039 R)
• M20: 20,704,196 km (0.095 R)
• M21: 22,848,681 km (0.115 R)
• M22: 23,920,101 km (0.067 R)
• M23: 25,136,930 km (0.104 R)
• M24: 26,162,872 km (0.107 R)
• M25: 28,542,227 km (0.12 R)
• M26: 29,158,719 km (0.082 R)
• M27: 29,407,949 km (0.119 R)
• M28: 30,803,548 km (0.1 R)
• M29: 43,432,750 km (0.053 R)
• M30: 43,757,826 km (0.069 R)
• M31: 46,756,515 km (0.119 R)
• M32: 47,097,898 km (0.034 R)
• M33: 51,689,206 km (0.109 R)
• M34: 52,054,225 km (0.101 R)
• M35: 57,347,147 km (0.057 R)
• M36: 59,321,240 km (0.072 R)
• M37: 62,160,458 km (0.061 R)
• M38: 75,123,114 km (0.088 R)
• M39: 76,534,271 km (0.093 R)
• M40: 78,443,139 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.2

Radius: 6.3

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 17.48 AU - 17.72 AU

Year: 27242 Days

Day: 16.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,239,270 km

• M1: 78,389 km (0.112 R)
• M2: 338,839 km (0.073 R)
• M3: 616,044 km (0.029 R)
• M4: 1,054,366 km (0.053 R)
• M5: 1,514,230 km (0.094 R)
• M6: 1,864,588 km (0.031 R)
• M7: 2,354,820 km (0.081 R)
• M8: 3,057,930 km (0.082 R)
• M9: 3,302,223 km (0.077 R)
• M10: 3,501,338 km (0.106 R)
• M11: 4,943,013 km (0.029 R)
• M12: 5,835,963 km (0.065 R)
• M13: 6,127,978 km (0.067 R)
• M14: 8,935,780 km (0.112 R)
• M15: 13,269,331 km (0.037 R)
• M16: 14,443,375 km (0.116 R)
• M17: 19,741,982 km (0.1 R)
• M18: 20,495,806 km (0.104 R)
• M19: 21,761,404 km (0.093 R)
• M20: 24,020,481 km (0.067 R)
• M21: 25,426,402 km (0.039 R)
• M22: 27,578,517 km (0.074 R)
• M23: 30,342,637 km (0.1 R)
• M24: 40,630,931 km (0.105 R)
• M25: 42,778,259 km (0.058 R)
• M26: 43,091,068 km (0.101 R)
• M27: 50,018,048 km (0.049 R)
• M28: 52,840,810 km (0.067 R)
• M29: 66,862,918 km (0.094 R)
• M30: 67,707,398 km (0.115 R)
• M31: 67,919,677 km (0.115 R)
• M32: 68,772,984 km (0.104 R)
• M33: 72,036,611 km (0.116 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: 286 - 18,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit