🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.05 AU - 1.09 AU

Year: 404 Days

Day: 30.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 42.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 94,667,633 km

• M1: 33,660 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.4 AU - 2.32 AU

Year: 927 Days

Day: 37.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,667,633 km

• M1: 57,894 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.79 AU - 2.11 AU

Year: 995 Days

Day: 45.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.79 AU - 2.57 AU

Year: 1176 Days

Day: 47.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,667,633 km

• M1: 124,017 km (0.112 R)
• M2: 883,226 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.61 AU - 4.81 AU

Year: 3734 Days

Day: 13.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.4

Radius: 12

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.91 AU - 8.37 AU

Year: 7713 Days

Day: 14.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,667,633 km

• M1: 149,448 km (0.087 R)
• M2: 784,940 km (0.106 R)
• M3: 1,175,690 km (0.096 R)
• M4: 1,652,159 km (0.12 R)
• M5: 2,379,205 km (0.084 R)
• M6: 3,655,274 km (0.055 R)
• M7: 4,444,254 km (0.118 R)
• M8: 6,268,450 km (0.107 R)
• M9: 6,964,080 km (0.114 R)
• M10: 8,323,476 km (0.072 R)
• M11: 11,700,349 km (0.09 R)
• M12: 14,189,208 km (0.087 R)
• M13: 15,165,933 km (0.113 R)
• M14: 17,072,109 km (0.099 R)
• M15: 20,055,988 km (0.07 R)
• M16: 20,732,918 km (0.048 R)
• M17: 21,285,533 km (0.058 R)
• M18: 22,132,706 km (0.07 R)
• M19: 22,637,299 km (0.077 R)
• M20: 23,520,076 km (0.095 R)
• M21: 26,547,937 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.5

Radius: 9.8

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.53 AU - 10.39 AU

Year: 11481 Days

Day: 5.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 74.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,667,633 km

• M1: 121,922 km (0.111 R)
• M2: 565,330 km (0.093 R)
• M3: 1,204,412 km (0.119 R)
• M4: 2,375,315 km (0.102 R)
• M5: 2,815,133 km (0.094 R)
• M6: 3,159,058 km (0.117 R)
• M7: 3,553,697 km (0.089 R)
• M8: 6,312,282 km (0.114 R)
• M9: 7,308,604 km (0.053 R)
• M10: 10,021,262 km (0.11 R)
• M11: 10,348,582 km (0.105 R)
• M12: 11,373,777 km (0.066 R)
• M13: 15,098,165 km (0.048 R)
• M14: 17,739,166 km (0.111 R)
• M15: 18,567,041 km (0.09 R)
• M16: 19,783,570 km (0.079 R)
• M17: 21,358,836 km (0.077 R)
• M18: 24,757,251 km (0.073 R)
• M19: 35,765,859 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.6

Radius: 4.8

Gravity: 22.42 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 17.86 AU - 21.56 AU

Year: 31961 Days

Day: 17.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,667,633 km

• M1: 65,823 km (0.057 R)
• M2: 336,296 km (0.112 R)
• M3: 500,255 km (0.1 R)
• M4: 1,039,855 km (0.052 R)
• M5: 1,319,154 km (0.118 R)
• M6: 1,703,471 km (0.059 R)
• M7: 2,114,416 km (0.069 R)
• M8: 2,823,959 km (0.092 R)
• M9: 3,584,814 km (0.106 R)
• M10: 4,851,908 km (0.06 R)
• M11: 5,292,174 km (0.1 R)
• M12: 6,069,335 km (0.081 R)
• M13: 7,793,600 km (0.113 R)
• M14: 8,453,028 km (0.083 R)
• M15: 10,522,565 km (0.116 R)
• M16: 17,396,587 km (0.09 R)
• M17: 18,045,542 km (0.072 R)
• M18: 19,688,426 km (0.084 R)
• M19: 21,114,243 km (0.092 R)
• M20: 26,041,399 km (0.119 R)
• M21: 27,012,588 km (0.11 R)
• M22: 28,898,269 km (0.072 R)
• M23: 29,545,729 km (0.107 R)
• M24: 30,070,668 km (0.064 R)
• M25: 30,735,631 km (0.114 R)
• M26: 45,824,969 km (0.044 R)
• M27: 50,711,584 km (0.072 R)
• M28: 55,138,783 km (0.08 R)
• M29: 57,751,660 km (0.118 R)
• M30: 58,778,200 km (0.119 R)
• M31: 60,445,768 km (0.061 R)
• M32: 68,113,407 km (0.1 R)
• M33: 78,639,561 km (0.111 R)
• M34: 79,646,954 km (0.089 R)
• M35: 88,831,664 km (0.045 R)
• M36: 91,579,777 km (0.117 R)
• M37: 91,857,730 km (0.095 R)
• M38: 94,667,627 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 15,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit