🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1 AU - 1.02 AU

Year: 387 Days

Day: 15.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,662,447 km

• M1: 43,683 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.9 AU - 1.16 AU

Year: 398 Days

Day: 40.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 47.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.91 AU - 1.29 AU

Year: 439 Days

Day: 16.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.79 AU - 2.79 AU

Year: 1320 Days

Day: 43.1 Hours

Environment

Temp: -87 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.9 AU - 2.84 AU

Year: 1389 Days

Day: 38.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120

Radius: 8.3

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.66 AU - 6.9 AU

Year: 5292 Days

Day: 11 Hours

Environment

Temp: -155 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,662,447 km

• M1: 103,223 km (0.107 R)
• M2: 490,232 km (0.084 R)
• M3: 753,076 km (0.095 R)
• M4: 1,052,870 km (0.066 R)
• M5: 1,609,523 km (0.099 R)
• M6: 1,972,598 km (0.056 R)
• M7: 2,527,755 km (0.083 R)
• M8: 3,506,574 km (0.029 R)
• M9: 4,220,306 km (0.1 R)
• M10: 5,984,214 km (0.108 R)
• M11: 6,586,794 km (0.112 R)
• M12: 7,257,890 km (0.031 R)
• M13: 7,550,803 km (0.116 R)
• M14: 8,066,616 km (0.082 R)
• M15: 9,756,025 km (0.094 R)
• M16: 11,159,403 km (0.098 R)
• M17: 12,317,440 km (0.102 R)
• M18: 14,823,653 km (0.119 R)
• M19: 15,295,933 km (0.073 R)
• M20: 17,182,662 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.7

Radius: 7

Gravity: 14.95 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 15.12 AU - 17.12 AU

Year: 24646 Days

Day: 23.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,662,447 km

• M1: 87,814 km (0.097 R)
• M2: 332,257 km (0.067 R)
• M3: 856,897 km (0.101 R)
• M4: 1,401,134 km (0.086 R)
• M5: 1,749,846 km (0.111 R)
• M6: 2,334,624 km (0.118 R)
• M7: 2,749,010 km (0.11 R)
• M8: 3,182,844 km (0.05 R)
• M9: 3,568,208 km (0.032 R)
• M10: 4,724,151 km (0.11 R)
• M11: 5,848,828 km (0.109 R)
• M12: 7,092,734 km (0.071 R)
• M13: 7,595,383 km (0.07 R)
• M14: 9,724,011 km (0.055 R)
• M15: 10,280,964 km (0.111 R)
• M16: 12,651,043 km (0.116 R)
• M17: 14,235,584 km (0.088 R)
• M18: 15,528,409 km (0.088 R)
• M19: 16,722,200 km (0.051 R)
• M20: 17,074,203 km (0.076 R)
• M21: 23,074,424 km (0.075 R)
• M22: 31,397,302 km (0.119 R)
• M23: 32,203,485 km (0.11 R)
• M24: 37,183,748 km (0.111 R)
• M25: 42,817,603 km (0.045 R)
• M26: 43,146,270 km (0.1 R)
• M27: 45,153,873 km (0.078 R)
• M28: 45,665,348 km (0.06 R)
• M29: 58,724,794 km (0.111 R)
• M30: 61,187,773 km (0.113 R)
• M31: 63,505,044 km (0.057 R)
• M32: 65,226,766 km (0.087 R)
• M33: 66,979,305 km (0.104 R)
• M34: 80,884,577 km (0.093 R)
• M35: 83,417,119 km (0.077 R)
• M36: 89,174,094 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.3

Radius: 3.8

Gravity: 19.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 17.01 AU - 19.61 AU

Year: 29835 Days

Day: 19 Hours

Environment

Temp: -203 °C

Axial Tilt: 149.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,662,447 km

• M1: 52,658 km (0.053 R)
• M2: 201,658 km (0.114 R)
• M3: 552,166 km (0.032 R)
• M4: 768,783 km (0.04 R)
• M5: 2,074,922 km (0.117 R)
• M6: 4,150,743 km (0.099 R)
• M7: 5,158,135 km (0.101 R)
• M8: 6,981,583 km (0.113 R)
• M9: 8,707,942 km (0.081 R)
• M10: 9,471,789 km (0.093 R)
• M11: 11,131,428 km (0.04 R)
• M12: 11,639,014 km (0.062 R)
• M13: 13,969,300 km (0.108 R)
• M14: 14,115,307 km (0.119 R)
• M15: 21,307,674 km (0.097 R)
• M16: 21,793,867 km (0.101 R)
• M17: 24,335,834 km (0.056 R)
• M18: 24,974,018 km (0.074 R)
• M19: 27,753,547 km (0.11 R)
• M20: 28,333,238 km (0.077 R)
• M21: 32,875,478 km (0.09 R)
• M22: 45,096,877 km (0.118 R)
• M23: 51,073,910 km (0.109 R)
• M24: 54,612,199 km (0.04 R)
• M25: 55,156,585 km (0.11 R)
• M26: 59,834,960 km (0.11 R)
• M27: 63,362,627 km (0.085 R)
• M28: 67,233,921 km (0.067 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 12,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit