🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.31 AU - 1.57 AU

Year: 654 Days

Day: 16.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.75 AU - 2.19 AU

Year: 1047 Days

Day: 44.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.76 AU - 3.08 AU

Year: 1890 Days

Day: 34.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.7

Radius: 11.6

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.86 AU - 9.14 AU

Year: 8570 Days

Day: 7.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,928,002 km

• M1: 146,307 km (0.062 R)
• M2: 693,087 km (0.075 R)
• M3: 1,269,488 km (0.09 R)
• M4: 2,450,712 km (0.106 R)
• M5: 3,790,212 km (0.087 R)
• M6: 8,307,170 km (0.117 R)
• M7: 8,697,919 km (0.066 R)
• M8: 10,585,545 km (0.07 R)
• M9: 16,884,962 km (0.113 R)
• M10: 18,157,741 km (0.113 R)
• M11: 19,191,013 km (0.055 R)
• M12: 19,645,791 km (0.11 R)
• M13: 23,893,024 km (0.055 R)
• M14: 24,596,583 km (0.089 R)
• M15: 26,509,491 km (0.113 R)
• M16: 33,057,090 km (0.119 R)
• M17: 37,580,481 km (0.057 R)
• M18: 38,292,717 km (0.095 R)
• M19: 41,106,952 km (0.075 R)
• M20: 41,483,938 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85

Radius: 13.7

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.7 AU - 10.82 AU

Year: 10672 Days

Day: 10.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 103,928,002 km

• M1: 172,038 km (0.062 R)
• M2: 998,267 km (0.034 R)
• M3: 1,552,676 km (0.109 R)
• M4: 2,169,618 km (0.112 R)
• M5: 2,912,820 km (0.081 R)
• M6: 3,820,580 km (0.097 R)
• M7: 5,420,230 km (0.112 R)
• M8: 7,075,231 km (0.083 R)
• M9: 9,542,250 km (0.11 R)
• M10: 10,673,808 km (0.08 R)
• M11: 14,044,099 km (0.112 R)
• M12: 17,417,381 km (0.108 R)
• M13: 17,888,764 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.7

Radius: 10.3

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.49 AU - 12.11 AU

Year: 12520 Days

Day: 13.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,928,002 km

• M1: 132,993 km (0.091 R)
• M2: 512,074 km (0.105 R)
• M3: 982,559 km (0.055 R)
• M4: 1,403,527 km (0.067 R)
• M5: 2,314,578 km (0.087 R)
• M6: 2,667,330 km (0.059 R)
• M7: 3,580,326 km (0.039 R)
• M8: 5,764,006 km (0.075 R)
• M9: 6,242,869 km (0.097 R)
• M10: 9,655,495 km (0.032 R)
• M11: 11,514,698 km (0.026 R)
• M12: 14,248,449 km (0.027 R)
• M13: 16,760,048 km (0.111 R)
• M14: 17,795,564 km (0.043 R)
• M15: 18,873,417 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.2

Radius: 6.2

Gravity: 21.68 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 16.55 AU - 19.47 AU

Year: 28948 Days

Day: 24.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 103,928,002 km

• M1: 111,151 km (0.104 R)
• M2: 633,697 km (0.041 R)
• M3: 1,275,920 km (0.117 R)
• M4: 1,819,409 km (0.086 R)
• M5: 2,356,765 km (0.119 R)
• M6: 2,881,105 km (0.1 R)
• M7: 3,354,134 km (0.06 R)
• M8: 4,231,376 km (0.091 R)
• M9: 4,842,034 km (0.11 R)
• M10: 5,597,504 km (0.084 R)
• M11: 6,049,887 km (0.111 R)
• M12: 8,684,456 km (0.077 R)
• M13: 9,414,942 km (0.05 R)
• M14: 10,654,061 km (0.049 R)
• M15: 10,928,124 km (0.066 R)
• M16: 12,369,949 km (0.09 R)
• M17: 13,372,554 km (0.098 R)
• M18: 16,069,205 km (0.098 R)
• M19: 16,339,229 km (0.119 R)
• M20: 19,107,837 km (0.111 R)
• M21: 20,974,968 km (0.117 R)
• M22: 21,189,790 km (0.074 R)
• M23: 22,285,296 km (0.043 R)
• M24: 38,356,744 km (0.081 R)
• M25: 39,816,371 km (0.085 R)
• M26: 40,476,845 km (0.071 R)
• M27: 43,191,897 km (0.106 R)
• M28: 57,127,986 km (0.103 R)
• M29: 59,887,917 km (0.08 R)
• M30: 60,972,801 km (0.102 R)
• M31: 63,181,614 km (0.075 R)
• M32: 64,532,183 km (0.081 R)
• M33: 65,443,234 km (0.071 R)
• M34: 72,796,269 km (0.065 R)
• M35: 87,439,806 km (0.1 R)
• M36: 89,116,200 km (0.12 R)
• M37: 93,691,351 km (0.083 R)
• M38: 99,930,181 km (0.105 R)
• M39: 101,149,254 km (0.059 R)
• M40: 103,306,156 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 15,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit