🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.5 AU - 0.52 AU

Year: 130 Days

Day: 29.3 Hours

Environment

Temp: 192 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.61 AU - 0.65 AU

Year: 178 Days

Day: 37.5 Hours

Environment

Temp: 201 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.71 AU - 0.89 AU

Year: 255 Days

Day: 38.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,965,686 km

• M1: 35,604 km (0.116 R)
• M2: 286,929 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.08 AU - 2.62 AU

Year: 1284 Days

Day: 18.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.31 AU - 2.81 AU

Year: 1460 Days

Day: 12.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,965,686 km

• M1: 71,059 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.1

Radius: 12

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.2 AU - 7.48 AU

Year: 5690 Days

Day: 9.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,965,686 km

• M1: 149,299 km (0.064 R)
• M2: 522,396 km (0.085 R)
• M3: 1,051,823 km (0.116 R)
• M4: 1,703,621 km (0.071 R)
• M5: 2,138,202 km (0.101 R)
• M6: 2,809,298 km (0.076 R)
• M7: 3,338,576 km (0.081 R)
• M8: 3,727,829 km (0.12 R)
• M9: 5,138,687 km (0.076 R)
• M10: 6,153,708 km (0.116 R)
• M11: 6,742,974 km (0.072 R)
• M12: 7,226,924 km (0.071 R)
• M13: 9,785,346 km (0.11 R)
• M14: 11,876,874 km (0.066 R)
• M15: 12,379,373 km (0.06 R)
• M16: 13,212,933 km (0.118 R)
• M17: 13,589,321 km (0.069 R)
• M18: 14,307,092 km (0.113 R)
• M19: 16,427,492 km (0.071 R)
• M20: 17,498,463 km (0.066 R)
• M21: 22,784,803 km (0.107 R)
• M22: 23,404,886 km (0.102 R)
• M23: 24,678,862 km (0.118 R)
• M24: 27,278,125 km (0.111 R)
• M25: 28,154,020 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.2

Radius: 4

Gravity: 50.64 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 11.9 AU - 14.36 AU

Year: 16959 Days

Day: 24.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 50,965,686 km

• M1: 49,966 km (0.084 R)
• M2: 197,320 km (0.113 R)
• M3: 469,887 km (0.101 R)
• M4: 775,665 km (0.066 R)
• M5: 1,806,693 km (0.087 R)
• M6: 2,134,163 km (0.075 R)
• M7: 2,258,778 km (0.089 R)
• M8: 2,477,341 km (0.085 R)
• M9: 2,782,371 km (0.108 R)
• M10: 3,085,755 km (0.076 R)
• M11: 3,218,449 km (0.09 R)
• M12: 3,524,077 km (0.093 R)
• M13: 5,198,526 km (0.074 R)
• M14: 5,817,263 km (0.073 R)
• M15: 8,016,651 km (0.09 R)
• M16: 8,524,984 km (0.104 R)
• M17: 10,774,637 km (0.1 R)
• M18: 13,111,805 km (0.025 R)
• M19: 16,806,423 km (0.056 R)
• M20: 17,135,539 km (0.106 R)
• M21: 19,111,726 km (0.048 R)
• M22: 22,303,547 km (0.037 R)
• M23: 23,305,703 km (0.081 R)
• M24: 23,509,754 km (0.057 R)
• M25: 31,299,764 km (0.069 R)
• M26: 33,065,917 km (0.079 R)
• M27: 35,837,816 km (0.086 R)
• M28: 38,333,856 km (0.03 R)
• M29: 38,618,092 km (0.041 R)
• M30: 38,903,824 km (0.028 R)
• M31: 43,206,109 km (0.107 R)
• M32: 43,668,516 km (0.092 R)
• M33: 47,160,729 km (0.028 R)
• M34: 52,740,879 km (0.058 R)
• M35: 53,978,502 km (0.118 R)
• M36: 59,502,403 km (0.052 R)
• M37: 63,387,011 km (0.105 R)
• M38: 66,000,636 km (0.109 R)
• M39: 71,012,763 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245

Radius: 6.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 12.54 AU - 15.12 AU

Year: 18333 Days

Day: 19.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 57.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,965,686 km

• M1: 78,838 km (0.087 R)
• M2: 383,868 km (0.054 R)
• M3: 1,344,137 km (0.107 R)
• M4: 1,667,717 km (0.12 R)
• M5: 1,956,291 km (0.086 R)
• M6: 3,688,036 km (0.113 R)
• M7: 4,151,341 km (0.097 R)
• M8: 5,530,932 km (0.098 R)
• M9: 6,324,400 km (0.108 R)
• M10: 7,109,340 km (0.086 R)
• M11: 8,090,253 km (0.118 R)
• M12: 8,497,608 km (0.072 R)
• M13: 10,959,540 km (0.117 R)
• M14: 12,030,062 km (0.095 R)
• M15: 12,382,216 km (0.106 R)
• M16: 15,382,551 km (0.068 R)
• M17: 16,433,625 km (0.079 R)
• M18: 20,283,227 km (0.07 R)
• M19: 30,563,294 km (0.03 R)
• M20: 31,550,191 km (0.064 R)
• M21: 36,682,445 km (0.105 R)
• M22: 38,678,679 km (0.106 R)
• M23: 50,357,486 km (0.028 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 17,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit