🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.53 AU - 0.57 AU

Year: 153 Days

Day: 38.3 Hours

Environment

Temp: 151 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.61 AU - 0.67 AU

Year: 192 Days

Day: 24.7 Hours

Environment

Temp: 202 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.38 AU - 1.52 AU

Year: 654 Days

Day: 38.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.78 AU - 2.34 AU

Year: 1108 Days

Day: 26.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.39 AU - 2.53 AU

Year: 1446 Days

Day: 42 Hours

Environment

Temp: -90 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.35 AU - 2.59 AU

Year: 1455 Days

Day: 26.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.2

Radius: 12.5

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.2 AU - 6.62 AU

Year: 5384 Days

Day: 11.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,321,655 km

• M1: 155,881 km (0.048 R)
• M2: 667,954 km (0.099 R)
• M3: 1,955,543 km (0.103 R)
• M4: 2,404,935 km (0.118 R)
• M5: 4,121,421 km (0.058 R)
• M6: 4,698,121 km (0.111 R)
• M7: 6,634,815 km (0.067 R)
• M8: 8,610,554 km (0.06 R)
• M9: 10,196,890 km (0.118 R)
• M10: 12,153,630 km (0.055 R)
• M11: 12,667,798 km (0.108 R)
• M12: 13,840,047 km (0.1 R)
• M13: 14,713,250 km (0.1 R)
• M14: 15,136,761 km (0.106 R)
• M15: 15,732,310 km (0.117 R)
• M16: 16,512,912 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.2

Radius: 11.6

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.28 AU - 11.88 AU

Year: 12896 Days

Day: 14.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,321,655 km

• M1: 148,102 km (0.065 R)
• M2: 682,765 km (0.025 R)
• M3: 1,280,408 km (0.097 R)
• M4: 2,644,292 km (0.115 R)
• M5: 3,160,105 km (0.109 R)
• M6: 4,718,766 km (0.1 R)
• M7: 6,070,233 km (0.08 R)
• M8: 8,446,445 km (0.078 R)
• M9: 10,581,656 km (0.096 R)
• M10: 12,057,738 km (0.088 R)
• M11: 13,791,278 km (0.104 R)
• M12: 14,816,024 km (0.047 R)
• M13: 16,237,054 km (0.107 R)
• M14: 17,233,675 km (0.066 R)
• M15: 18,270,687 km (0.056 R)
• M16: 25,009,024 km (0.084 R)
• M17: 29,341,528 km (0.118 R)
• M18: 30,818,657 km (0.1 R)
• M19: 33,014,156 km (0.107 R)
• M20: 34,380,433 km (0.082 R)
• M21: 37,837,341 km (0.046 R)
• M22: 42,310,018 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.2

Radius: 5.9

Gravity: 18.25 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 11.22 AU - 17.56 AU

Year: 20456 Days

Day: 16.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,321,655 km

• M1: 81,232 km (0.098 R)
• M2: 622,776 km (0.074 R)
• M3: 1,013,077 km (0.027 R)
• M4: 1,411,306 km (0.103 R)
• M5: 1,655,450 km (0.069 R)
• M6: 2,166,626 km (0.104 R)
• M7: 2,851,934 km (0.117 R)
• M8: 3,468,427 km (0.079 R)
• M9: 3,672,628 km (0.086 R)
• M10: 3,978,406 km (0.042 R)
• M11: 9,089,866 km (0.093 R)
• M12: 12,054,447 km (0.112 R)
• M13: 15,371,181 km (0.119 R)
• M14: 16,084,464 km (0.1 R)
• M15: 16,985,791 km (0.116 R)
• M16: 17,834,161 km (0.025 R)
• M17: 18,978,734 km (0.11 R)
• M18: 19,340,462 km (0.056 R)
• M19: 21,510,827 km (0.075 R)
• M20: 23,113,021 km (0.091 R)
• M21: 23,733,852 km (0.053 R)
• M22: 25,334,399 km (0.12 R)
• M23: 25,883,573 km (0.095 R)
• M24: 26,778,617 km (0.095 R)
• M25: 41,411,234 km (0.11 R)
• M26: 42,019,948 km (0.118 R)
• M27: 44,039,220 km (0.091 R)
• M28: 48,270,147 km (0.102 R)
• M29: 49,113,729 km (0.059 R)
• M30: 49,795,596 km (0.07 R)
• M31: 53,121,007 km (0.068 R)
• M32: 54,201,253 km (0.089 R)
• M33: 58,668,246 km (0.075 R)
• M34: 60,015,973 km (0.032 R)
• M35: 62,374,084 km (0.119 R)
• M36: 75,096,186 km (0.107 R)
• M37: 75,321,630 km (0.066 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 16,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit