🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.42 AU - 0.58 AU

Year: 130 Days

Day: 37.4 Hours

Environment

Temp: 204 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.03 AU - 1.45 AU

Year: 507 Days

Day: 29.9 Hours

Environment

Temp: -10 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.7 AU - 5.08 AU

Year: 3377 Days

Day: 42.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,450,651 km

• M1: 324,029 km (0.12 R)

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.7

Radius: 12.6

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.26 AU - 7.54 AU

Year: 5944 Days

Day: 10.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,450,651 km

• M1: 156,629 km (0.108 R)
• M2: 590,164 km (0.059 R)
• M3: 1,032,076 km (0.116 R)
• M4: 1,625,830 km (0.043 R)
• M5: 2,132,069 km (0.067 R)
• M6: 2,580,114 km (0.11 R)
• M7: 3,050,899 km (0.081 R)
• M8: 4,631,400 km (0.119 R)
• M9: 5,273,774 km (0.038 R)
• M10: 8,059,436 km (0.072 R)
• M11: 10,357,558 km (0.114 R)
• M12: 11,163,891 km (0.038 R)
• M13: 11,808,209 km (0.109 R)
• M14: 12,529,869 km (0.084 R)
• M15: 13,778,861 km (0.072 R)
• M16: 17,035,906 km (0.113 R)
• M17: 21,146,108 km (0.067 R)
• M18: 28,256,943 km (0.032 R)
• M19: 29,175,175 km (0.088 R)
• M20: 31,362,446 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.6

Radius: 12.7

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.21 AU - 10.43 AU

Year: 9616 Days

Day: 7.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,450,651 km

• M1: 157,975 km (0.088 R)
• M2: 558,000 km (0.092 R)
• M3: 2,267,156 km (0.082 R)
• M4: 5,485,455 km (0.105 R)
• M5: 11,922,801 km (0.061 R)
• M6: 14,763,963 km (0.047 R)
• M7: 20,219,798 km (0.115 R)
• M8: 24,138,364 km (0.049 R)
• M9: 35,005,902 km (0.099 R)
• M10: 35,920,842 km (0.104 R)
• M11: 37,560,435 km (0.101 R)
• M12: 41,494,410 km (0.118 R)
• M13: 44,486,218 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.8

Radius: 4.3

Gravity: 49.64 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 11.37 AU - 16.47 AU

Year: 19065 Days

Day: 15.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,450,651 km

• M1: 58,642 km (0.11 R)
• M2: 386,112 km (0.09 R)
• M3: 805,435 km (0.096 R)
• M4: 1,003,203 km (0.103 R)
• M5: 1,513,781 km (0.054 R)
• M6: 2,289,895 km (0.094 R)
• M7: 2,472,254 km (0.118 R)
• M8: 5,288,883 km (0.095 R)
• M9: 7,802,875 km (0.109 R)
• M10: 9,723,263 km (0.051 R)
• M11: 9,901,285 km (0.096 R)
• M12: 15,089,937 km (0.11 R)
• M13: 16,142,358 km (0.099 R)
• M14: 18,664,728 km (0.073 R)
• M15: 19,310,692 km (0.106 R)
• M16: 26,150,605 km (0.115 R)
• M17: 27,902,845 km (0.087 R)
• M18: 30,739,221 km (0.054 R)
• M19: 40,849,943 km (0.104 R)
• M20: 48,349,284 km (0.098 R)
• M21: 53,704,140 km (0.071 R)
• M22: 60,435,146 km (0.088 R)
• M23: 60,835,919 km (0.06 R)
• M24: 66,634,183 km (0.114 R)

Asteroid Belt

Center: 15.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.1

Radius: 5.6

Gravity: 18.53 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 16.42 AU - 18.18 AU

Year: 26414 Days

Day: 23.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 101.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 28,450,651 km

• M1: 69,713 km (0.045 R)
• M2: 533,915 km (0.098 R)
• M3: 742,155 km (0.118 R)
• M4: 1,030,430 km (0.117 R)
• M5: 1,328,130 km (0.097 R)
• M6: 1,737,280 km (0.114 R)
• M7: 2,726,272 km (0.104 R)
• M8: 3,535,297 km (0.08 R)
• M9: 5,368,619 km (0.114 R)
• M10: 6,306,747 km (0.091 R)
• M11: 7,550,803 km (0.082 R)
• M12: 9,472,388 km (0.067 R)
• M13: 10,324,796 km (0.106 R)
• M14: 10,513,888 km (0.087 R)
• M15: 10,899,102 km (0.094 R)
• M16: 16,114,084 km (0.038 R)
• M17: 16,886,159 km (0.068 R)
• M18: 18,970,805 km (0.116 R)
• M19: 28,038,231 km (0.049 R)
• M20: 29,785,834 km (0.109 R)
• M21: 31,737,338 km (0.095 R)
• M22: 34,329,570 km (0.107 R)
• M23: 37,059,581 km (0.048 R)
• M24: 39,161,431 km (0.093 R)
• M25: 46,625,168 km (0.055 R)
• M26: 49,428,184 km (0.109 R)
• M27: 49,965,988 km (0.102 R)
• M28: 51,236,074 km (0.096 R)
• M29: 52,156,250 km (0.114 R)
• M30: 55,947,509 km (0.08 R)
• M31: 57,316,779 km (0.07 R)
• M32: 62,180,654 km (0.035 R)
• M33: 66,438,210 km (0.07 R)
• M34: 71,569,865 km (0.086 R)
• M35: 75,765,637 km (0.066 R)
• M36: 76,003,348 km (0.11 R)
• M37: 84,643,074 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.4

Radius: 7.6

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 15.99 AU - 22.09 AU

Year: 30498 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,450,651 km

• M1: 96,790 km (0.061 R)
• M2: 349,760 km (0.107 R)
• M3: 793,318 km (0.099 R)
• M4: 4,197,716 km (0.104 R)
• M5: 22,464,364 km (0.113 R)
• M6: 23,050,489 km (0.115 R)
• M7: 24,176,811 km (0.067 R)
• M8: 24,560,230 km (0.12 R)
• M9: 27,608,437 km (0.073 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 16,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit