🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.97 AU - 1.29 AU

Year: 422 Days

Day: 14.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.37 AU - 2.19 AU

Year: 835 Days

Day: 42.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,640,011 km

• M1: 920,177 km (0.07 R)
• M2: 1,112,859 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.95 AU - 2.87 AU

Year: 1315 Days

Day: 39 Hours

Environment

Temp: -81 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,640,011 km

• M1: 36,203 km (0.073 R)
• M2: 391,647 km (0.039 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.77 AU - 3.89 AU

Year: 2136 Days

Day: 28.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610

Radius: 11.9

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.3 AU - 8.5 AU

Year: 6370 Days

Day: 8.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,640,011 km

• M1: 148,102 km (0.061 R)
• M2: 647,908 km (0.074 R)
• M3: 1,460,674 km (0.076 R)
• M4: 2,211,356 km (0.098 R)
• M5: 2,984,926 km (0.116 R)
• M6: 3,435,216 km (0.1 R)
• M7: 3,884,010 km (0.089 R)
• M8: 5,620,542 km (0.103 R)
• M9: 6,022,361 km (0.103 R)
• M10: 7,601,217 km (0.085 R)
• M11: 8,210,380 km (0.038 R)
• M12: 9,017,460 km (0.106 R)
• M13: 9,965,462 km (0.083 R)
• M14: 10,371,920 km (0.065 R)
• M15: 13,155,786 km (0.077 R)
• M16: 13,756,123 km (0.112 R)
• M17: 14,431,707 km (0.112 R)
• M18: 16,094,188 km (0.047 R)
• M19: 16,781,141 km (0.067 R)
• M20: 18,280,411 km (0.08 R)
• M21: 19,796,436 km (0.103 R)
• M22: 21,246,039 km (0.079 R)
• M23: 22,072,867 km (0.081 R)
• M24: 24,846,710 km (0.094 R)
• M25: 26,878,100 km (0.103 R)
• M26: 30,129,310 km (0.067 R)
• M27: 30,600,693 km (0.036 R)
• M28: 32,832,843 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.8

Radius: 6.4

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 16.85 AU - 16.91 AU

Year: 24375 Days

Day: 17.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,640,011 km

• M1: 79,885 km (0.051 R)
• M2: 383,120 km (0.063 R)
• M3: 698,323 km (0.072 R)
• M4: 1,032,674 km (0.119 R)
• M5: 1,311,973 km (0.032 R)
• M6: 1,673,701 km (0.117 R)
• M7: 3,648,542 km (0.036 R)
• M8: 13,296,109 km (0.059 R)
• M9: 17,260,004 km (0.085 R)
• M10: 20,478,901 km (0.052 R)
• M11: 21,480,459 km (0.113 R)
• M12: 25,089,059 km (0.099 R)
• M13: 26,024,345 km (0.116 R)
• M14: 28,185,286 km (0.094 R)
• M15: 33,230,773 km (0.099 R)
• M16: 36,030,946 km (0.072 R)
• M17: 36,424,538 km (0.076 R)
• M18: 38,572,465 km (0.085 R)
• M19: 45,826,914 km (0.114 R)
• M20: 49,127,043 km (0.077 R)
• M21: 50,588,614 km (0.093 R)
• M22: 54,111,345 km (0.099 R)
• M23: 55,320,844 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.1

Radius: 5.2

Gravity: 20.38 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 17.95 AU - 19.53 AU

Year: 28512 Days

Day: 18.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,640,011 km

• M1: 90,357 km (0.069 R)
• M2: 257,009 km (0.038 R)
• M3: 967,449 km (0.088 R)
• M4: 1,140,385 km (0.04 R)
• M5: 1,398,142 km (0.032 R)
• M6: 1,907,373 km (0.089 R)
• M7: 2,182,184 km (0.114 R)
• M8: 2,507,410 km (0.05 R)
• M9: 3,083,212 km (0.031 R)
• M10: 4,072,204 km (0.102 R)
• M11: 4,638,880 km (0.108 R)
• M12: 7,387,143 km (0.07 R)
• M13: 10,797,825 km (0.072 R)
• M14: 12,514,909 km (0.114 R)
• M15: 13,100,734 km (0.058 R)
• M16: 18,838,261 km (0.095 R)
• M17: 19,704,583 km (0.034 R)
• M18: 21,620,183 km (0.099 R)
• M19: 22,250,140 km (0.109 R)
• M20: 23,217,590 km (0.093 R)
• M21: 29,235,762 km (0.092 R)
• M22: 30,005,743 km (0.077 R)
• M23: 33,082,372 km (0.06 R)
• M24: 35,631,969 km (0.101 R)
• M25: 36,362,754 km (0.111 R)
• M26: 36,657,911 km (0.094 R)
• M27: 37,703,301 km (0.12 R)
• M28: 38,157,330 km (0.087 R)
• M29: 42,246,738 km (0.073 R)
• M30: 48,734,349 km (0.116 R)
• M31: 58,644,460 km (0.076 R)
• M32: 58,847,165 km (0.114 R)
• M33: 65,801,371 km (0.082 R)
• M34: 66,459,452 km (0.107 R)
• M35: 68,684,870 km (0.087 R)
• M36: 68,910,015 km (0.096 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 18,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit