🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.47 AU - 0.59 AU

Year: 253 Days

Day: 35.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.2

Radius: 11.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.61 AU - 3.03 AU

Year: 3107 Days

Day: 9.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,112,955 km

• M1: 145,559 km (0.116 R)
• M2: 672,891 km (0.109 R)
• M3: 1,331,870 km (0.095 R)
• M4: 1,864,588 km (0.074 R)
• M5: 2,468,365 km (0.077 R)
• M6: 3,449,278 km (0.093 R)
• M7: 4,517,108 km (0.077 R)
• M8: 5,732,142 km (0.069 R)
• M9: 6,275,182 km (0.091 R)
• M10: 7,561,873 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.8

Radius: 13.9

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.8 AU - 4.02 AU

Year: 4131 Days

Day: 6.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,112,955 km

• M1: 182,958 km (0.094 R)
• M2: 902,075 km (0.091 R)
• M3: 1,621,940 km (0.08 R)
• M4: 2,347,191 km (0.06 R)
• M5: 4,388,902 km (0.12 R)
• M6: 4,831,263 km (0.058 R)
• M7: 5,326,731 km (0.099 R)
• M8: 8,241,347 km (0.118 R)
• M9: 12,170,086 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.1

Radius: 14.4

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.55 AU - 4.07 AU

Year: 4879 Days

Day: 6.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,112,955 km

• M1: 181,163 km (0.068 R)
• M2: 809,624 km (0.117 R)
• M3: 1,295,667 km (0.098 R)
• M4: 1,765,704 km (0.109 R)
• M5: 3,216,354 km (0.111 R)
• M6: 3,925,598 km (0.092 R)
• M7: 4,494,668 km (0.119 R)
• M8: 5,223,808 km (0.12 R)
• M9: 6,118,703 km (0.058 R)
• M10: 7,615,878 km (0.092 R)
• M11: 8,505,985 km (0.089 R)
• M12: 9,664,471 km (0.05 R)
• M13: 10,198,236 km (0.107 R)
• M14: 11,779,785 km (0.074 R)
• M15: 12,294,252 km (0.057 R)
• M16: 14,451,154 km (0.065 R)
• M17: 17,444,009 km (0.047 R)
• M18: 18,799,964 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.2

Radius: 11.4

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.11 AU - 6.27 AU

Year: 7756 Days

Day: 8 Hours

Environment

Temp: -214 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,112,955 km

• M1: 141,819 km (0.054 R)
• M2: 502,649 km (0.114 R)
• M3: 900,729 km (0.067 R)
• M4: 2,488,261 km (0.091 R)
• M5: 3,557,737 km (0.092 R)
• M6: 4,374,391 km (0.087 R)
• M7: 5,166,063 km (0.092 R)
• M8: 7,322,965 km (0.106 R)
• M9: 9,842,493 km (0.112 R)
• M10: 10,389,871 km (0.074 R)
• M11: 12,625,013 km (0.114 R)
• M12: 15,223,528 km (0.111 R)
• M13: 21,228,237 km (0.039 R)
• M14: 21,606,121 km (0.115 R)
• M15: 21,988,493 km (0.114 R)
• M16: 23,322,458 km (0.109 R)
• M17: 24,709,679 km (0.079 R)
• M18: 25,978,717 km (0.116 R)
• M19: 31,101,846 km (0.117 R)
• M20: 33,592,202 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924

Radius: 7.7

Gravity: 15.58 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.75 AU - 9.23 AU

Year: 14816 Days

Day: 16.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,112,955 km

• M1: 95,892 km (0.1 R)
• M2: 341,981 km (0.116 R)
• M3: 696,677 km (0.053 R)
• M4: 1,303,895 km (0.079 R)
• M5: 1,670,260 km (0.069 R)
• M6: 2,326,995 km (0.05 R)
• M7: 3,720,499 km (0.117 R)
• M8: 4,173,033 km (0.046 R)
• M9: 6,699,292 km (0.108 R)
• M10: 10,098,754 km (0.095 R)
• M11: 13,998,172 km (0.099 R)
• M12: 16,006,075 km (0.076 R)
• M13: 17,038,300 km (0.046 R)
• M14: 18,539,814 km (0.073 R)
• M15: 19,410,922 km (0.097 R)
• M16: 23,070,684 km (0.101 R)
• M17: 30,747,598 km (0.111 R)
• M18: 32,339,021 km (0.037 R)
• M19: 34,242,653 km (0.084 R)
• M20: 35,024,601 km (0.08 R)
• M21: 41,862,122 km (0.094 R)
• M22: 48,715,051 km (0.094 R)
• M23: 53,270,306 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.5

Radius: 6.1

Gravity: 19.6 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.53 AU - 10.85 AU

Year: 22929 Days

Day: 19 Hours

Environment

Temp: -229 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,112,955 km

• M1: 75,996 km (0.086 R)
• M2: 319,391 km (0.091 R)
• M3: 1,553,275 km (0.108 R)
• M4: 2,258,928 km (0.075 R)
• M5: 3,076,630 km (0.071 R)
• M6: 3,784,677 km (0.066 R)
• M7: 5,396,743 km (0.079 R)
• M8: 6,109,876 km (0.043 R)
• M9: 6,931,617 km (0.08 R)
• M10: 8,139,022 km (0.063 R)
• M11: 11,758,991 km (0.092 R)
• M12: 17,540,650 km (0.069 R)
• M13: 18,720,827 km (0.089 R)
• M14: 19,377,711 km (0.081 R)
• M15: 24,191,771 km (0.064 R)
• M16: 26,112,757 km (0.089 R)
• M17: 30,511,533 km (0.11 R)
• M18: 37,700,608 km (0.076 R)
• M19: 40,897,814 km (0.08 R)
• M20: 57,631,981 km (0.115 R)
• M21: 58,820,088 km (0.083 R)
• M22: 68,035,765 km (0.097 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: 167 - 16,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit