🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.54 AU - 0.66 AU

Year: 168 Days

Day: 21.2 Hours

Environment

Temp: 172 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.62 AU - 0.62 AU

Year: 177 Days

Day: 23.3 Hours

Environment

Temp: 187 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,777,029 km

• M1: 29,321 km (0.041 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.59 AU - 0.95 AU

Year: 244 Days

Day: 43.7 Hours

Environment

Temp: 166 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.11 AU - 1.61 AU

Year: 574 Days

Day: 34.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.4

Radius: 13.6

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.48 AU - 8.08 AU

Year: 7848 Days

Day: 10.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,777,029 km

• M1: 169,195 km (0.092 R)
• M2: 882,927 km (0.095 R)
• M3: 1,593,517 km (0.1 R)
• M4: 2,038,869 km (0.072 R)
• M5: 2,530,598 km (0.116 R)
• M6: 3,167,885 km (0.054 R)
• M7: 4,120,225 km (0.055 R)
• M8: 5,255,523 km (0.098 R)
• M9: 6,051,982 km (0.09 R)
• M10: 7,597,777 km (0.082 R)
• M11: 8,267,676 km (0.095 R)
• M12: 8,750,877 km (0.1 R)
• M13: 9,252,778 km (0.107 R)
• M14: 9,822,297 km (0.084 R)
• M15: 10,314,773 km (0.099 R)
• M16: 11,084,305 km (0.116 R)
• M17: 14,614,814 km (0.057 R)
• M18: 17,657,635 km (0.086 R)
• M19: 18,092,965 km (0.084 R)
• M20: 19,442,338 km (0.074 R)
• M21: 20,537,394 km (0.12 R)
• M22: 21,838,896 km (0.048 R)
• M23: 37,185,692 km (0.034 R)
• M24: 41,367,850 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.1

Radius: 12.9

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.54 AU - 9.54 AU

Year: 8245 Days

Day: 13 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,777,029 km

• M1: 166,502 km (0.083 R)
• M2: 633,397 km (0.119 R)
• M3: 1,397,992 km (0.099 R)
• M4: 2,345,994 km (0.101 R)
• M5: 5,156,040 km (0.06 R)
• M6: 5,651,359 km (0.055 R)
• M7: 7,806,615 km (0.095 R)
• M8: 10,648,975 km (0.106 R)
• M9: 11,221,037 km (0.11 R)
• M10: 13,408,008 km (0.101 R)
• M11: 17,697,877 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.1

Radius: 9.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 8.34 AU - 10.58 AU

Year: 10523 Days

Day: 8.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,777,029 km

• M1: 136,882 km (0.074 R)
• M2: 1,586,037 km (0.071 R)
• M3: 2,100,803 km (0.061 R)
• M4: 3,307,908 km (0.086 R)
• M5: 4,075,196 km (0.099 R)
• M6: 4,584,277 km (0.114 R)
• M7: 5,287,387 km (0.117 R)
• M8: 7,093,931 km (0.081 R)
• M9: 7,791,805 km (0.084 R)
• M10: 10,897,008 km (0.094 R)
• M11: 15,242,078 km (0.098 R)
• M12: 15,622,655 km (0.087 R)
• M13: 16,535,501 km (0.115 R)
• M14: 17,760,858 km (0.079 R)
• M15: 30,923,525 km (0.065 R)
• M16: 36,259,831 km (0.073 R)
• M17: 39,501,019 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.3

Radius: 7

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.96 AU - 17.76 AU

Year: 21771 Days

Day: 22.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,777,029 km

• M1: 87,964 km (0.074 R)
• M2: 315,203 km (0.111 R)
• M3: 994,826 km (0.042 R)
• M4: 1,570,030 km (0.06 R)
• M5: 1,836,463 km (0.088 R)
• M6: 3,774,205 km (0.061 R)
• M7: 4,189,339 km (0.12 R)
• M8: 4,459,812 km (0.093 R)
• M9: 4,814,209 km (0.119 R)
• M10: 6,161,488 km (0.092 R)
• M11: 6,691,962 km (0.1 R)
• M12: 7,300,526 km (0.059 R)
• M13: 7,544,221 km (0.066 R)
• M14: 9,462,514 km (0.115 R)
• M15: 10,908,677 km (0.083 R)
• M16: 11,292,096 km (0.032 R)
• M17: 12,705,198 km (0.083 R)
• M18: 13,858,148 km (0.071 R)
• M19: 16,536,997 km (0.092 R)
• M20: 16,788,771 km (0.111 R)
• M21: 17,386,265 km (0.117 R)
• M22: 17,734,080 km (0.031 R)
• M23: 29,831,162 km (0.113 R)
• M24: 34,519,559 km (0.069 R)
• M25: 34,793,622 km (0.098 R)
• M26: 35,345,938 km (0.063 R)
• M27: 48,854,177 km (0.09 R)
• M28: 49,199,598 km (0.053 R)
• M29: 54,208,584 km (0.032 R)
• M30: 58,181,005 km (0.11 R)
• M31: 73,948,471 km (0.073 R)
• M32: 78,587,651 km (0.109 R)
• M33: 78,824,614 km (0.106 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 19,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit