🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.77 AU - 1.05 AU

Year: 302 Days

Day: 18.3 Hours

Environment

Temp: 157 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.14 AU - 1.32 AU

Year: 475 Days

Day: 40 Hours

Environment

Temp: 20 °C

Axial Tilt: 48.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.48 AU - 3.03 AU

Year: 1588 Days

Day: 28.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.63 AU - 3.01 AU

Year: 1649 Days

Day: 13.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.56 AU - 3.26 AU

Year: 1729 Days

Day: 28.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.14 AU - 5.06 AU

Year: 2891 Days

Day: 25.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.3

Radius: 13.6

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 7.61 AU - 10.17 AU

Year: 9231 Days

Day: 8.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,991,394 km

• M1: 170,093 km (0.094 R)
• M2: 613,501 km (0.109 R)
• M3: 1,240,765 km (0.114 R)
• M4: 1,760,468 km (0.042 R)
• M5: 2,768,608 km (0.104 R)
• M6: 3,507,322 km (0.051 R)
• M7: 5,539,908 km (0.071 R)
• M8: 6,074,422 km (0.114 R)
• M9: 6,828,096 km (0.046 R)
• M10: 8,095,938 km (0.055 R)
• M11: 9,751,238 km (0.066 R)
• M12: 10,185,969 km (0.115 R)
• M13: 10,633,716 km (0.118 R)
• M14: 13,782,302 km (0.103 R)
• M15: 15,799,181 km (0.077 R)
• M16: 16,947,195 km (0.086 R)
• M17: 17,933,942 km (0.113 R)
• M18: 18,588,283 km (0.093 R)
• M19: 19,944,687 km (0.049 R)
• M20: 21,366,166 km (0.106 R)
• M21: 22,019,161 km (0.029 R)
• M22: 23,108,682 km (0.065 R)
• M23: 23,710,066 km (0.081 R)
• M24: 30,006,191 km (0.051 R)
• M25: 38,402,821 km (0.086 R)
• M26: 40,723,084 km (0.074 R)
• M27: 42,491,480 km (0.035 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.5

Radius: 8.4

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 11.45 AU - 12.79 AU

Year: 14694 Days

Day: 12.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,991,394 km

• M1: 104,569 km (0.076 R)
• M2: 368,460 km (0.105 R)
• M3: 813,513 km (0.101 R)
• M4: 1,313,170 km (0.109 R)
• M5: 2,042,609 km (0.098 R)
• M6: 2,896,813 km (0.061 R)
• M7: 3,325,112 km (0.062 R)
• M8: 4,698,570 km (0.063 R)
• M9: 5,041,149 km (0.107 R)
• M10: 5,327,330 km (0.111 R)
• M11: 5,700,277 km (0.114 R)
• M12: 7,233,955 km (0.076 R)
• M13: 9,995,382 km (0.073 R)
• M14: 10,333,922 km (0.095 R)
• M15: 10,855,869 km (0.055 R)
• M16: 12,078,831 km (0.037 R)
• M17: 16,142,209 km (0.06 R)
• M18: 19,335,824 km (0.098 R)
• M19: 20,578,085 km (0.117 R)
• M20: 21,404,164 km (0.092 R)
• M21: 22,443,869 km (0.083 R)
• M22: 27,376,710 km (0.095 R)
• M23: 33,486,586 km (0.069 R)
• M24: 36,589,994 km (0.084 R)
• M25: 36,856,876 km (0.113 R)
• M26: 38,348,517 km (0.043 R)
• M27: 41,018,988 km (0.095 R)
• M28: 42,033,411 km (0.082 R)
• M29: 47,041,649 km (0.115 R)
• M30: 49,934,273 km (0.1 R)
• M31: 53,284,966 km (0.114 R)
• M32: 55,190,245 km (0.073 R)
• M33: 55,894,252 km (0.081 R)
• M34: 57,680,301 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.8

Radius: 7.5

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 14 AU - 14.06 AU

Year: 18301 Days

Day: 22.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,991,394 km

• M1: 93,349 km (0.114 R)
• M2: 409,898 km (0.043 R)
• M3: 784,790 km (0.062 R)
• M4: 1,273,676 km (0.119 R)
• M5: 1,570,179 km (0.052 R)
• M6: 1,951,504 km (0.088 R)
• M7: 2,674,511 km (0.098 R)
• M8: 3,654,227 km (0.102 R)
• M9: 4,463,103 km (0.116 R)
• M10: 4,781,896 km (0.073 R)
• M11: 6,082,799 km (0.07 R)
• M12: 6,655,011 km (0.061 R)
• M13: 7,119,063 km (0.077 R)
• M14: 9,081,788 km (0.073 R)
• M15: 10,187,166 km (0.092 R)
• M16: 13,375,396 km (0.076 R)
• M17: 16,831,556 km (0.057 R)
• M18: 19,502,626 km (0.066 R)
• M19: 20,549,063 km (0.11 R)
• M20: 21,732,681 km (0.068 R)
• M21: 25,110,451 km (0.106 R)
• M22: 29,065,969 km (0.104 R)
• M23: 29,556,949 km (0.049 R)
• M24: 30,178,528 km (0.102 R)
• M25: 31,191,156 km (0.076 R)
• M26: 31,965,325 km (0.075 R)
• M27: 34,638,639 km (0.089 R)
• M28: 35,051,978 km (0.117 R)
• M29: 36,454,009 km (0.095 R)
• M30: 43,386,674 km (0.057 R)
• M31: 47,161,178 km (0.063 R)
• M32: 49,562,672 km (0.073 R)
• M33: 56,110,122 km (0.071 R)
• M34: 58,414,528 km (0.052 R)
• M35: 66,127,196 km (0.101 R)
• M36: 72,675,094 km (0.102 R)
• M37: 75,873,347 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.3

Radius: 7.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 15.1 AU - 19.22 AU

Year: 24755 Days

Day: 17.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,991,394 km

• M1: 95,892 km (0.109 R)
• M2: 383,270 km (0.089 R)
• M3: 901,626 km (0.049 R)
• M4: 1,265,299 km (0.101 R)
• M5: 2,031,389 km (0.119 R)
• M6: 3,585,562 km (0.072 R)
• M7: 4,638,731 km (0.05 R)
• M8: 5,091,564 km (0.098 R)
• M9: 8,916,033 km (0.063 R)
• M10: 19,456,250 km (0.059 R)
• M11: 23,124,540 km (0.082 R)
• M12: 25,918,280 km (0.101 R)
• M13: 31,182,629 km (0.113 R)
• M14: 36,574,286 km (0.107 R)
• M15: 51,162,472 km (0.041 R)
• M16: 58,607,359 km (0.091 R)
• M17: 68,373,258 km (0.098 R)
• M18: 68,784,951 km (0.034 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 14,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit