🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.99 AU - 1.21 AU

Year: 419 Days

Day: 37.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 155.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.28 AU - 1.78 AU

Year: 688 Days

Day: 33.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.12 AU - 2.64 AU

Year: 1334 Days

Day: 21 Hours

Environment

Temp: -80 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.94 AU - 2.98 AU

Year: 1402 Days

Day: 13.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.54 AU - 4.64 AU

Year: 3574 Days

Day: 16.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.8

Radius: 13.2

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.21 AU - 9.07 AU

Year: 7675 Days

Day: 12.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,145,595 km

• M1: 164,109 km (0.116 R)
• M2: 889,509 km (0.105 R)
• M3: 1,472,791 km (0.068 R)
• M4: 1,913,806 km (0.082 R)
• M5: 2,669,873 km (0.059 R)
• M6: 4,342,527 km (0.106 R)
• M7: 5,793,776 km (0.11 R)
• M8: 6,383,790 km (0.113 R)
• M9: 7,965,039 km (0.059 R)
• M10: 8,472,027 km (0.062 R)
• M11: 9,391,455 km (0.111 R)
• M12: 9,957,833 km (0.094 R)
• M13: 12,503,390 km (0.067 R)
• M14: 13,090,113 km (0.066 R)
• M15: 13,849,172 km (0.103 R)
• M16: 15,960,896 km (0.087 R)
• M17: 17,242,651 km (0.086 R)
• M18: 22,700,878 km (0.074 R)
• M19: 23,945,982 km (0.088 R)
• M20: 25,313,306 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.5

Radius: 10.3

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.49 AU - 9.07 AU

Year: 7887 Days

Day: 5.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,145,595 km

• M1: 128,505 km (0.114 R)
• M2: 500,854 km (0.058 R)
• M3: 1,000,810 km (0.113 R)
• M4: 1,492,089 km (0.116 R)
• M5: 2,609,436 km (0.066 R)
• M6: 7,110,237 km (0.117 R)
• M7: 7,438,455 km (0.111 R)
• M8: 8,854,399 km (0.064 R)
• M9: 11,842,915 km (0.108 R)
• M10: 12,588,362 km (0.108 R)
• M11: 15,228,614 km (0.115 R)
• M12: 16,735,813 km (0.111 R)
• M13: 17,377,438 km (0.116 R)
• M14: 19,337,769 km (0.058 R)
• M15: 20,901,515 km (0.078 R)
• M16: 24,205,534 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.9

Radius: 4.3

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.02 AU - 16.66 AU

Year: 18713 Days

Day: 21.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,145,595 km

• M1: 53,556 km (0.118 R)
• M2: 275,410 km (0.066 R)
• M3: 487,091 km (0.1 R)
• M4: 638,035 km (0.045 R)
• M5: 944,561 km (0.073 R)
• M6: 1,081,144 km (0.096 R)
• M7: 1,219,073 km (0.074 R)
• M8: 1,720,675 km (0.092 R)
• M9: 2,026,602 km (0.117 R)
• M10: 2,201,482 km (0.036 R)
• M11: 2,562,013 km (0.093 R)
• M12: 3,351,441 km (0.067 R)
• M13: 3,907,048 km (0.046 R)
• M14: 6,047,195 km (0.091 R)
• M15: 6,300,314 km (0.117 R)
• M16: 7,384,600 km (0.089 R)
• M17: 7,673,922 km (0.048 R)
• M18: 10,523,911 km (0.06 R)
• M19: 11,483,282 km (0.116 R)
• M20: 13,821,347 km (0.112 R)
• M21: 17,747,095 km (0.056 R)
• M22: 19,256,388 km (0.059 R)
• M23: 20,362,514 km (0.069 R)
• M24: 25,211,280 km (0.089 R)
• M25: 25,961,214 km (0.085 R)
• M26: 27,016,627 km (0.099 R)
• M27: 28,602,365 km (0.118 R)
• M28: 31,417,049 km (0.112 R)
• M29: 34,870,067 km (0.06 R)
• M30: 40,192,909 km (0.07 R)
• M31: 41,993,917 km (0.065 R)
• M32: 42,255,415 km (0.069 R)
• M33: 44,794,838 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.6

Radius: 4.9

Gravity: 20.72 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 14.23 AU - 14.61 AU

Year: 19901 Days

Day: 20.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,145,595 km

• M1: 62,233 km (0.059 R)
• M2: 1,446,761 km (0.052 R)
• M3: 1,739,374 km (0.114 R)
• M4: 2,271,943 km (0.1 R)
• M5: 2,442,484 km (0.03 R)
• M6: 2,906,836 km (0.097 R)
• M7: 3,318,829 km (0.04 R)
• M8: 3,483,087 km (0.109 R)
• M9: 4,290,617 km (0.078 R)
• M10: 9,364,528 km (0.073 R)
• M11: 10,030,088 km (0.107 R)
• M12: 11,086,848 km (0.085 R)
• M13: 13,281,897 km (0.077 R)
• M14: 28,681,053 km (0.108 R)
• M15: 29,258,052 km (0.078 R)
• M16: 31,889,180 km (0.074 R)
• M17: 33,388,599 km (0.078 R)
• M18: 40,575,879 km (0.088 R)
• M19: 43,839,207 km (0.093 R)
• M20: 53,794,048 km (0.087 R)
• M21: 62,610,598 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.5

Radius: 3.7

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 13.12 AU - 19.94 AU

Year: 24425 Days

Day: 16.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,145,595 km

• M1: 46,076 km (0.071 R)
• M2: 259,403 km (0.071 R)
• M3: 510,129 km (0.115 R)
• M4: 683,662 km (0.086 R)
• M5: 836,551 km (0.073 R)
• M6: 968,497 km (0.067 R)
• M7: 1,249,591 km (0.114 R)
• M8: 1,465,461 km (0.108 R)
• M9: 1,818,811 km (0.097 R)
• M10: 2,544,061 km (0.073 R)
• M11: 3,244,479 km (0.106 R)
• M12: 3,813,848 km (0.049 R)
• M13: 4,725,198 km (0.082 R)
• M14: 4,852,506 km (0.096 R)
• M15: 8,086,363 km (0.115 R)
• M16: 11,344,306 km (0.084 R)
• M17: 12,639,973 km (0.101 R)
• M18: 18,970,805 km (0.042 R)
• M19: 19,618,564 km (0.093 R)
• M20: 20,364,908 km (0.068 R)
• M21: 23,911,873 km (0.101 R)
• M22: 29,538,100 km (0.071 R)
• M23: 29,970,886 km (0.093 R)
• M24: 31,630,824 km (0.097 R)
• M25: 31,856,717 km (0.113 R)
• M26: 32,426,086 km (0.093 R)
• M27: 37,102,366 km (0.08 R)
• M28: 40,990,864 km (0.092 R)
• M29: 43,589,080 km (0.116 R)
• M30: 46,149,746 km (0.114 R)
• M31: 48,508,606 km (0.104 R)
• M32: 51,412,450 km (0.088 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 17,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit