🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.48 AU - 0.66 AU

Year: 151 Days

Day: 21.6 Hours

Environment

Temp: 202 °C

Axial Tilt: 104.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,902,446 km

• M1: 67,169 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.48 AU - 0.7 AU

Year: 159 Days

Day: 34.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,902,446 km

• M1: 41,139 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.17 AU - 1.21 AU

Year: 456 Days

Day: 20.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.37 AU - 1.39 AU

Year: 570 Days

Day: 45.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 44.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 80,902,446 km

• M1: 115,490 km (0.091 R)
• M2: 839,244 km (0.039 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.6 AU - 2.26 AU

Year: 942 Days

Day: 31.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.98 AU - 5 AU

Year: 3344 Days

Day: 26.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.9

Radius: 11.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.25 AU - 11.09 AU

Year: 11399 Days

Day: 6.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,902,446 km

• M1: 138,528 km (0.11 R)
• M2: 522,845 km (0.115 R)
• M3: 970,890 km (0.076 R)
• M4: 1,521,710 km (0.061 R)
• M5: 2,049,790 km (0.105 R)
• M6: 2,623,348 km (0.104 R)
• M7: 3,301,475 km (0.062 R)
• M8: 4,453,678 km (0.103 R)
• M9: 5,064,187 km (0.093 R)
• M10: 6,555,379 km (0.088 R)
• M11: 7,726,132 km (0.099 R)
• M12: 8,988,438 km (0.106 R)
• M13: 10,383,588 km (0.106 R)
• M14: 13,485,500 km (0.076 R)
• M15: 15,431,619 km (0.104 R)
• M16: 24,339,873 km (0.119 R)
• M17: 25,272,765 km (0.06 R)
• M18: 25,617,887 km (0.047 R)
• M19: 28,122,305 km (0.068 R)
• M20: 28,866,854 km (0.083 R)
• M21: 30,201,417 km (0.039 R)
• M22: 30,687,909 km (0.089 R)
• M23: 32,584,211 km (0.062 R)
• M24: 33,405,653 km (0.104 R)
• M25: 34,451,791 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.2

Radius: 5.3

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 12.66 AU - 14.14 AU

Year: 17240 Days

Day: 17.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,902,446 km

• M1: 90,656 km (0.115 R)
• M2: 257,308 km (0.104 R)
• M3: 3,234,007 km (0.067 R)
• M4: 3,905,701 km (0.09 R)
• M5: 8,618,932 km (0.063 R)
• M6: 17,724,505 km (0.067 R)
• M7: 22,808,589 km (0.082 R)
• M8: 28,687,935 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.4

Radius: 6

Gravity: 24.65 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.33 AU - 17.53 AU

Year: 19265 Days

Day: 21.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,902,446 km

• M1: 74,949 km (0.097 R)
• M2: 331,359 km (0.044 R)
• M3: 569,968 km (0.074 R)
• M4: 1,430,754 km (0.091 R)
• M5: 1,665,623 km (0.064 R)
• M6: 1,868,029 km (0.077 R)
• M7: 2,192,207 km (0.1 R)
• M8: 2,553,187 km (0.096 R)
• M9: 3,032,498 km (0.049 R)
• M10: 4,615,693 km (0.039 R)
• M11: 5,523,901 km (0.1 R)
• M12: 6,148,921 km (0.117 R)
• M13: 7,149,282 km (0.117 R)
• M14: 7,342,263 km (0.061 R)
• M15: 8,412,935 km (0.104 R)
• M16: 8,628,057 km (0.118 R)
• M17: 10,057,315 km (0.089 R)
• M18: 12,244,735 km (0.108 R)
• M19: 12,731,527 km (0.108 R)
• M20: 13,892,406 km (0.12 R)
• M21: 14,193,397 km (0.1 R)
• M22: 23,844,405 km (0.043 R)
• M23: 25,043,581 km (0.086 R)
• M24: 30,243,454 km (0.054 R)
• M25: 33,361,971 km (0.092 R)
• M26: 36,119,209 km (0.072 R)
• M27: 37,844,521 km (0.082 R)
• M28: 40,229,261 km (0.096 R)
• M29: 42,396,635 km (0.055 R)
• M30: 45,626,004 km (0.118 R)
• M31: 49,363,408 km (0.092 R)
• M32: 55,344,480 km (0.107 R)
• M33: 58,998,109 km (0.107 R)
• M34: 61,185,080 km (0.116 R)
• M35: 69,374,367 km (0.109 R)
• M36: 73,161,587 km (0.115 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 17,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit