🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.45 AU - 0.71 AU

Year: 157 Days

Day: 26.8 Hours

Environment

Temp: 243 °C

Axial Tilt: 153.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,214,374 km

• M1: 77,940 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.9 AU - 1.04 AU

Year: 339 Days

Day: 22.4 Hours

Environment

Temp: 168 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.78 AU - 3.86 AU

Year: 2146 Days

Day: 24.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.3

Radius: 9.6

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.86 AU - 6.6 AU

Year: 4866 Days

Day: 14.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,214,374 km

• M1: 119,379 km (0.099 R)
• M2: 501,003 km (0.103 R)
• M3: 961,615 km (0.074 R)
• M4: 1,559,558 km (0.044 R)
• M5: 1,886,280 km (0.107 R)
• M6: 2,586,098 km (0.098 R)
• M7: 3,969,579 km (0.12 R)
• M8: 4,846,373 km (0.087 R)
• M9: 5,711,647 km (0.063 R)
• M10: 9,221,063 km (0.105 R)
• M11: 10,626,984 km (0.111 R)
• M12: 12,441,905 km (0.109 R)
• M13: 13,232,081 km (0.117 R)
• M14: 15,591,240 km (0.117 R)
• M15: 16,786,527 km (0.064 R)
• M16: 18,394,704 km (0.079 R)
• M17: 19,358,413 km (0.097 R)
• M18: 23,066,496 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.1

Radius: 13.8

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.79 AU - 13.11 AU

Year: 12855 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,214,374 km

• M1: 173,982 km (0.096 R)
• M2: 691,741 km (0.069 R)
• M3: 1,697,038 km (0.064 R)
• M4: 2,240,079 km (0.096 R)
• M5: 2,789,402 km (0.045 R)
• M6: 3,285,020 km (0.104 R)
• M7: 4,022,537 km (0.105 R)
• M8: 4,659,076 km (0.095 R)
• M9: 5,138,537 km (0.075 R)
• M10: 6,072,926 km (0.06 R)
• M11: 7,940,655 km (0.061 R)
• M12: 10,656,604 km (0.097 R)
• M13: 11,446,182 km (0.088 R)
• M14: 13,352,208 km (0.096 R)
• M15: 14,716,541 km (0.03 R)
• M16: 15,637,316 km (0.081 R)
• M17: 20,263,032 km (0.09 R)
• M18: 22,660,038 km (0.074 R)
• M19: 24,280,482 km (0.079 R)
• M20: 28,978,005 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.5

Radius: 4

Gravity: 51.84 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.33 AU - 20.15 AU

Year: 23218 Days

Day: 20.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,214,374 km

• M1: 53,257 km (0.049 R)
• M2: 1,056,011 km (0.104 R)
• M3: 1,994,140 km (0.098 R)
• M4: 2,821,565 km (0.098 R)
• M5: 4,808,973 km (0.077 R)
• M6: 5,279,458 km (0.059 R)
• M7: 5,609,621 km (0.093 R)
• M8: 7,168,132 km (0.091 R)
• M9: 7,368,742 km (0.063 R)
• M10: 11,241,233 km (0.063 R)
• M11: 16,370,046 km (0.11 R)
• M12: 23,851,585 km (0.117 R)
• M13: 25,094,145 km (0.086 R)
• M14: 37,821,034 km (0.109 R)
• M15: 38,581,590 km (0.098 R)
• M16: 40,448,123 km (0.083 R)
• M17: 55,422,570 km (0.063 R)
• M18: 57,795,492 km (0.112 R)
• M19: 57,996,252 km (0.106 R)
• M20: 74,413,571 km (0.085 R)
• M21: 74,651,133 km (0.096 R)
• M22: 78,030,698 km (0.115 R)
• M23: 87,450,128 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.9

Radius: 3

Gravity: 95.1 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 15.58 AU - 19.66 AU

Year: 26239 Days

Day: 24.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,214,374 km

• M1: 37,250 km (0.114 R)
• M2: 248,033 km (0.071 R)
• M3: 402,867 km (0.085 R)
• M4: 689,646 km (0.102 R)
• M5: 1,627,176 km (0.096 R)
• M6: 2,146,580 km (0.064 R)
• M7: 3,376,574 km (0.116 R)
• M8: 5,816,365 km (0.109 R)
• M9: 6,607,588 km (0.096 R)
• M10: 8,118,527 km (0.118 R)
• M11: 10,692,657 km (0.076 R)
• M12: 17,278,704 km (0.114 R)
• M13: 18,314,819 km (0.098 R)
• M14: 20,303,573 km (0.118 R)
• M15: 20,406,496 km (0.117 R)
• M16: 26,627,523 km (0.112 R)
• M17: 30,635,699 km (0.095 R)
• M18: 54,367,307 km (0.103 R)
• M19: 56,376,855 km (0.112 R)
• M20: 63,139,277 km (0.108 R)
• M21: 64,242,412 km (0.049 R)
• M22: 68,320,151 km (0.058 R)
• M23: 81,581,553 km (0.109 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 16,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit