🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.46 AU - 0.62 AU

Year: 146 Days

Day: 32.9 Hours

Environment

Temp: 173 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.03 AU - 1.67 AU

Year: 576 Days

Day: 30.9 Hours

Environment

Temp: -24 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.54 AU - 2.54 AU

Year: 1070 Days

Day: 46.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,194,532 km

• M1: 191,784 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.44 AU - 2.68 AU

Year: 1504 Days

Day: 14 Hours

Environment

Temp: -93 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,194,532 km

• M1: 275,110 km (0.112 R)
• M2: 1,565,542 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.03 AU - 3.17 AU

Year: 2004 Days

Day: 45.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.4

Radius: 11.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.45 AU - 11.31 AU

Year: 11400 Days

Day: 8.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,194,532 km

• M1: 141,819 km (0.1 R)
• M2: 870,360 km (0.067 R)
• M3: 1,403,228 km (0.09 R)
• M4: 1,782,010 km (0.09 R)
• M5: 2,638,308 km (0.082 R)
• M6: 6,137,851 km (0.115 R)
• M7: 9,579,500 km (0.04 R)
• M8: 10,571,334 km (0.1 R)
• M9: 11,269,656 km (0.111 R)
• M10: 12,593,149 km (0.062 R)
• M11: 13,550,575 km (0.104 R)
• M12: 17,662,572 km (0.056 R)
• M13: 19,151,519 km (0.084 R)
• M14: 24,546,767 km (0.113 R)
• M15: 25,241,499 km (0.117 R)
• M16: 25,771,225 km (0.057 R)
• M17: 26,308,132 km (0.055 R)
• M18: 30,577,057 km (0.118 R)
• M19: 32,822,970 km (0.077 R)
• M20: 33,986,243 km (0.101 R)
• M21: 37,641,218 km (0.071 R)
• M22: 38,681,671 km (0.115 R)
• M23: 39,504,160 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.4

Radius: 8.6

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.97 AU - 11.31 AU

Year: 11853 Days

Day: 8.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,194,532 km

• M1: 118,631 km (0.102 R)
• M2: 453,431 km (0.099 R)
• M3: 2,157,052 km (0.11 R)
• M4: 2,468,963 km (0.114 R)
• M5: 4,792,368 km (0.062 R)
• M6: 6,880,754 km (0.1 R)
• M7: 7,387,592 km (0.119 R)
• M8: 8,147,848 km (0.093 R)
• M9: 16,582,326 km (0.064 R)
• M10: 20,254,953 km (0.033 R)
• M11: 22,829,682 km (0.109 R)
• M12: 25,119,427 km (0.106 R)
• M13: 27,558,022 km (0.12 R)
• M14: 28,619,269 km (0.11 R)
• M15: 33,374,836 km (0.115 R)
• M16: 35,814,029 km (0.064 R)
• M17: 42,427,452 km (0.106 R)
• M18: 47,361,639 km (0.1 R)
• M19: 52,342,949 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.6

Radius: 3.5

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 17.75 AU - 20.33 AU

Year: 30498 Days

Day: 19.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,194,532 km

• M1: 43,683 km (0.038 R)
• M2: 286,181 km (0.039 R)
• M3: 792,570 km (0.094 R)
• M4: 1,380,040 km (0.085 R)
• M5: 1,787,246 km (0.115 R)
• M6: 2,461,633 km (0.118 R)
• M7: 4,614,197 km (0.088 R)
• M8: 7,941,553 km (0.034 R)
• M9: 9,076,851 km (0.087 R)
• M10: 9,708,004 km (0.097 R)
• M11: 10,841,806 km (0.086 R)
• M12: 12,003,883 km (0.097 R)
• M13: 13,003,197 km (0.04 R)
• M14: 15,503,276 km (0.073 R)
• M15: 18,687,616 km (0.045 R)
• M16: 22,629,819 km (0.086 R)
• M17: 25,261,246 km (0.1 R)
• M18: 27,787,804 km (0.082 R)
• M19: 28,700,202 km (0.093 R)
• M20: 32,438,204 km (0.095 R)
• M21: 41,121,762 km (0.06 R)
• M22: 44,191,510 km (0.088 R)
• M23: 44,740,385 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.4

Radius: 5.8

Gravity: 17.7 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 16.99 AU - 22.67 AU

Year: 32416 Days

Day: 22.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,194,532 km

• M1: 371,152 km (0.105 R)
• M2: 861,085 km (0.072 R)
• M3: 2,513,992 km (0.025 R)
• M4: 3,142,303 km (0.093 R)
• M5: 4,551,515 km (0.097 R)
• M6: 5,102,634 km (0.054 R)
• M7: 6,922,342 km (0.104 R)
• M8: 7,921,955 km (0.112 R)
• M9: 8,659,174 km (0.096 R)
• M10: 9,195,781 km (0.114 R)
• M11: 11,923,698 km (0.048 R)
• M12: 12,966,695 km (0.119 R)
• M13: 16,013,554 km (0.088 R)
• M14: 22,686,367 km (0.059 R)
• M15: 23,589,340 km (0.082 R)
• M16: 28,856,980 km (0.064 R)
• M17: 30,591,568 km (0.095 R)
• M18: 39,503,562 km (0.073 R)
• M19: 45,249,167 km (0.116 R)
• M20: 45,603,415 km (0.118 R)
• M21: 60,481,073 km (0.119 R)
• M22: 75,025,127 km (0.102 R)
• M23: 96,340,281 km (0.112 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 18,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit