🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.46 AU - 0.64 AU

Year: 153 Days

Day: 28.1 Hours

Environment

Temp: 226 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.69 AU - 0.79 AU

Year: 239 Days

Day: 39.4 Hours

Environment

Temp: 97 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.89 AU - 0.93 AU

Year: 325 Days

Day: 13.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 43.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.24 AU - 1.72 AU

Year: 675 Days

Day: 21.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.34 AU - 3 AU

Year: 1635 Days

Day: 43.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.8

Radius: 9.8

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.68 AU - 9.12 AU

Year: 9123 Days

Day: 5.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,722,513 km

• M1: 122,072 km (0.095 R)
• M2: 615,745 km (0.106 R)
• M3: 992,582 km (0.11 R)
• M4: 1,419,983 km (0.097 R)
• M5: 1,802,206 km (0.03 R)
• M6: 2,206,269 km (0.083 R)
• M7: 3,021,727 km (0.03 R)
• M8: 3,403,800 km (0.064 R)
• M9: 3,773,008 km (0.055 R)
• M10: 5,555,167 km (0.068 R)
• M11: 6,289,543 km (0.116 R)
• M12: 7,913,727 km (0.113 R)
• M13: 10,149,468 km (0.104 R)
• M14: 11,011,002 km (0.089 R)
• M15: 12,571,457 km (0.079 R)
• M16: 19,672,569 km (0.076 R)
• M17: 21,154,037 km (0.095 R)
• M18: 21,959,172 km (0.082 R)
• M19: 26,629,917 km (0.117 R)
• M20: 30,240,013 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.3

Radius: 10.1

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.88 AU - 11.06 AU

Year: 13616 Days

Day: 10.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,722,513 km

• M1: 125,662 km (0.082 R)
• M2: 605,572 km (0.092 R)
• M3: 1,103,434 km (0.096 R)
• M4: 2,513,543 km (0.079 R)
• M5: 2,868,988 km (0.093 R)
• M6: 3,682,202 km (0.03 R)
• M7: 5,465,558 km (0.12 R)
• M8: 6,263,364 km (0.081 R)
• M9: 7,312,344 km (0.061 R)
• M10: 8,474,420 km (0.066 R)
• M11: 10,812,037 km (0.102 R)
• M12: 12,442,653 km (0.073 R)
• M13: 12,761,746 km (0.097 R)
• M14: 14,300,659 km (0.032 R)
• M15: 15,810,401 km (0.098 R)
• M16: 21,155,383 km (0.088 R)
• M17: 21,702,462 km (0.104 R)
• M18: 23,207,267 km (0.032 R)
• M19: 26,318,903 km (0.058 R)
• M20: 27,379,253 km (0.105 R)
• M21: 31,080,603 km (0.112 R)
• M22: 32,626,099 km (0.082 R)
• M23: 33,602,225 km (0.108 R)
• M24: 38,641,728 km (0.095 R)
• M25: 53,818,283 km (0.085 R)
• M26: 58,328,958 km (0.092 R)
• M27: 59,404,566 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.8

Radius: 4.9

Gravity: 31.65 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 13.97 AU - 17.57 AU

Year: 23468 Days

Day: 19.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,722,513 km

• M1: 61,485 km (0.113 R)
• M2: 339,138 km (0.109 R)
• M3: 1,842,447 km (0.05 R)
• M4: 2,521,023 km (0.066 R)
• M5: 2,957,101 km (0.053 R)
• M6: 3,502,535 km (0.056 R)
• M7: 4,389,202 km (0.096 R)
• M8: 4,827,822 km (0.098 R)
• M9: 5,096,799 km (0.114 R)
• M10: 13,096,994 km (0.101 R)
• M11: 15,686,833 km (0.074 R)
• M12: 21,955,731 km (0.069 R)
• M13: 30,482,661 km (0.104 R)
• M14: 43,396,846 km (0.078 R)
• M15: 47,812,078 km (0.113 R)
• M16: 50,128,003 km (0.09 R)
• M17: 62,206,834 km (0.084 R)
• M18: 64,107,026 km (0.08 R)
• M19: 64,748,950 km (0.051 R)
• M20: 77,772,941 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.9

Radius: 4

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 17.12 AU - 20.06 AU

Year: 30036 Days

Day: 22.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,722,513 km

• M1: 51,013 km (0.102 R)
• M2: 2,162,886 km (0.091 R)
• M3: 2,575,776 km (0.093 R)
• M4: 3,385,400 km (0.05 R)
• M5: 3,706,437 km (0.068 R)
• M6: 5,132,404 km (0.054 R)
• M7: 7,443,242 km (0.112 R)
• M8: 8,869,209 km (0.115 R)
• M9: 10,163,829 km (0.091 R)
• M10: 12,708,788 km (0.12 R)
• M11: 19,087,641 km (0.112 R)
• M12: 43,964,271 km (0.09 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 13,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit