🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.61 AU - 0.85 AU

Year: 235 Days

Day: 13.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,272,655 km

• M1: 70,311 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.02 AU - 1.28 AU

Year: 465 Days

Day: 24.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.18 AU - 1.56 AU

Year: 604 Days

Day: 34.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,272,655 km

• M1: 443,258 km (0.032 R)
• M2: 465,249 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.35 AU - 1.69 AU

Year: 706 Days

Day: 20.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.2

Radius: 14.5

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.33 AU - 7.25 AU

Year: 5943 Days

Day: 14.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,272,655 km

• M1: 180,265 km (0.084 R)
• M2: 633,397 km (0.031 R)
• M3: 1,257,669 km (0.096 R)
• M4: 1,915,601 km (0.098 R)
• M5: 2,592,082 km (0.068 R)
• M6: 3,053,143 km (0.099 R)
• M7: 3,632,835 km (0.048 R)
• M8: 5,042,495 km (0.045 R)
• M9: 5,595,559 km (0.059 R)
• M10: 6,597,266 km (0.078 R)
• M11: 9,645,622 km (0.096 R)
• M12: 10,903,142 km (0.104 R)
• M13: 11,928,186 km (0.085 R)
• M14: 14,441,580 km (0.097 R)
• M15: 15,505,071 km (0.108 R)
• M16: 17,600,339 km (0.062 R)
• M17: 19,208,367 km (0.083 R)
• M18: 21,194,129 km (0.086 R)
• M19: 23,313,482 km (0.079 R)
• M20: 26,546,142 km (0.073 R)
• M21: 28,918,465 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.9

Radius: 14.3

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.49 AU - 8.01 AU

Year: 7354 Days

Day: 10.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,272,655 km

• M1: 182,061 km (0.034 R)
• M2: 708,944 km (0.061 R)
• M3: 1,182,272 km (0.092 R)
• M4: 2,636,363 km (0.115 R)
• M5: 3,089,495 km (0.042 R)
• M6: 3,594,986 km (0.086 R)
• M7: 4,752,874 km (0.092 R)
• M8: 5,480,219 km (0.055 R)
• M9: 6,953,010 km (0.055 R)
• M10: 9,838,304 km (0.114 R)
• M11: 10,361,747 km (0.087 R)
• M12: 10,982,728 km (0.037 R)
• M13: 13,219,066 km (0.093 R)
• M14: 13,857,400 km (0.031 R)
• M15: 16,100,620 km (0.109 R)
• M16: 17,147,806 km (0.113 R)
• M17: 17,742,906 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.9

Radius: 8.4

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.24 AU - 12.6 AU

Year: 12671 Days

Day: 11.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,272,655 km

• M1: 108,458 km (0.089 R)
• M2: 1,533,827 km (0.039 R)
• M3: 2,970,266 km (0.105 R)
• M4: 5,198,227 km (0.068 R)
• M5: 5,856,906 km (0.103 R)
• M6: 8,318,539 km (0.069 R)
• M7: 15,622,057 km (0.096 R)
• M8: 21,208,789 km (0.046 R)
• M9: 26,406,418 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.9

Radius: 13.2

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.6 AU - 13.9 AU

Year: 15173 Days

Day: 10.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,272,655 km

• M1: 164,109 km (0.067 R)
• M2: 1,480,869 km (0.075 R)
• M3: 1,970,204 km (0.109 R)
• M4: 2,423,037 km (0.109 R)
• M5: 2,922,544 km (0.088 R)
• M6: 3,623,859 km (0.111 R)
• M7: 4,312,009 km (0.079 R)
• M8: 5,085,879 km (0.072 R)
• M9: 5,506,548 km (0.06 R)
• M10: 6,026,849 km (0.084 R)
• M11: 7,696,960 km (0.1 R)
• M12: 8,396,928 km (0.094 R)
• M13: 9,604,782 km (0.043 R)
• M14: 10,032,332 km (0.067 R)
• M15: 12,426,497 km (0.06 R)
• M16: 12,870,354 km (0.115 R)
• M17: 13,656,042 km (0.088 R)
• M18: 16,356,732 km (0.077 R)
• M19: 16,813,454 km (0.027 R)
• M20: 17,752,779 km (0.072 R)
• M21: 18,479,825 km (0.104 R)
• M22: 19,226,767 km (0.106 R)
• M23: 21,047,972 km (0.118 R)
• M24: 22,138,989 km (0.119 R)
• M25: 26,152,101 km (0.077 R)
• M26: 26,882,588 km (0.096 R)
• M27: 34,330,318 km (0.052 R)
• M28: 45,549,410 km (0.044 R)
• M29: 51,164,417 km (0.03 R)
• M30: 54,813,857 km (0.118 R)
• M31: 55,495,574 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.3

Radius: 5

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 15.28 AU - 17.16 AU

Year: 24609 Days

Day: 23.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,272,655 km

• M1: 150,495 km (0.069 R)
• M2: 372,349 km (0.05 R)
• M3: 727,046 km (0.084 R)
• M4: 1,076,057 km (0.089 R)
• M5: 1,357,601 km (0.112 R)
• M6: 2,370,827 km (0.119 R)
• M7: 4,154,632 km (0.103 R)
• M8: 4,666,706 km (0.116 R)
• M9: 5,884,731 km (0.096 R)
• M10: 9,730,294 km (0.067 R)
• M11: 10,425,326 km (0.094 R)
• M12: 16,936,873 km (0.113 R)
• M13: 20,541,882 km (0.1 R)
• M14: 20,782,735 km (0.104 R)
• M15: 23,558,972 km (0.117 R)
• M16: 27,050,437 km (0.118 R)
• M17: 27,339,908 km (0.045 R)
• M18: 36,780,581 km (0.082 R)
• M19: 37,733,221 km (0.036 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 10,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit