🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.4 AU - 0.66 AU

Year: 136 Days

Day: 36.6 Hours

Environment

Temp: 279 °C

Axial Tilt: 95 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,938,221 km

• M1: 42,935 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.61 AU - 0.89 AU

Year: 229 Days

Day: 35.6 Hours

Environment

Temp: 209 °C

Axial Tilt: 47.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.7 AU - 2.3 AU

Year: 999 Days

Day: 44.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.64 AU - 2.46 AU

Year: 1036 Days

Day: 32.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.79 AU - 4.79 AU

Year: 3138 Days

Day: 23.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,938,221 km

• M1: 2,608,837 km (0.115 R)

Asteroid Belt

Center: 8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.3

Radius: 14.7

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.51 AU - 13.91 AU

Year: 14149 Days

Day: 6.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,938,221 km

• M1: 182,809 km (0.112 R)
• M2: 708,944 km (0.054 R)
• M3: 1,237,025 km (0.08 R)
• M4: 1,883,886 km (0.104 R)
• M5: 2,364,843 km (0.041 R)
• M6: 2,928,977 km (0.069 R)
• M7: 3,404,100 km (0.05 R)
• M8: 4,422,113 km (0.107 R)
• M9: 8,568,816 km (0.04 R)
• M10: 10,231,597 km (0.12 R)
• M11: 11,511,706 km (0.058 R)
• M12: 13,531,726 km (0.111 R)
• M13: 15,142,745 km (0.115 R)
• M14: 18,343,990 km (0.06 R)
• M15: 20,570,455 km (0.073 R)
• M16: 24,480,345 km (0.037 R)
• M17: 25,062,580 km (0.046 R)
• M18: 25,753,722 km (0.109 R)
• M19: 26,356,153 km (0.098 R)
• M20: 27,277,377 km (0.076 R)
• M21: 29,510,574 km (0.099 R)
• M22: 33,977,117 km (0.081 R)
• M23: 38,093,003 km (0.065 R)
• M24: 40,203,680 km (0.031 R)
• M25: 42,391,100 km (0.092 R)
• M26: 43,231,541 km (0.049 R)
• M27: 44,656,760 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.8

Radius: 8.7

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 9.32 AU - 14.72 AU

Year: 14715 Days

Day: 12.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,938,221 km

• M1: 117,434 km (0.066 R)
• M2: 447,298 km (0.079 R)
• M3: 761,453 km (0.088 R)
• M4: 1,056,909 km (0.114 R)
• M5: 1,804,300 km (0.119 R)
• M6: 2,844,005 km (0.11 R)
• M7: 3,284,272 km (0.082 R)
• M8: 3,657,518 km (0.1 R)
• M9: 5,018,859 km (0.074 R)
• M10: 5,738,275 km (0.038 R)
• M11: 7,515,647 km (0.102 R)
• M12: 8,166,099 km (0.051 R)
• M13: 8,904,215 km (0.079 R)
• M14: 9,367,968 km (0.076 R)
• M15: 11,266,814 km (0.109 R)
• M16: 11,870,890 km (0.036 R)
• M17: 12,243,688 km (0.059 R)
• M18: 15,660,503 km (0.1 R)
• M19: 16,108,998 km (0.09 R)
• M20: 16,798,046 km (0.082 R)
• M21: 17,908,511 km (0.054 R)
• M22: 38,305,133 km (0.115 R)
• M23: 40,363,151 km (0.116 R)
• M24: 50,460,559 km (0.103 R)
• M25: 59,911,254 km (0.082 R)
• M26: 61,562,067 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.7

Radius: 5.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 13.16 AU - 17.92 AU

Year: 21631 Days

Day: 23.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,938,221 km

• M1: 72,854 km (0.109 R)
• M2: 426,504 km (0.076 R)
• M3: 613,800 km (0.057 R)
• M4: 866,920 km (0.108 R)
• M5: 1,107,024 km (0.117 R)
• M6: 1,692,401 km (0.074 R)
• M7: 2,367,087 km (0.118 R)
• M8: 2,711,761 km (0.11 R)
• M9: 3,230,865 km (0.1 R)
• M10: 5,697,585 km (0.104 R)
• M11: 6,899,304 km (0.116 R)
• M12: 7,559,480 km (0.094 R)
• M13: 10,307,892 km (0.09 R)
• M14: 11,504,525 km (0.099 R)
• M15: 14,235,584 km (0.12 R)
• M16: 16,278,642 km (0.044 R)
• M17: 16,493,165 km (0.066 R)
• M18: 17,594,056 km (0.092 R)
• M19: 22,666,621 km (0.12 R)
• M20: 23,384,840 km (0.117 R)
• M21: 26,705,913 km (0.107 R)
• M22: 28,946,889 km (0.028 R)
• M23: 39,038,612 km (0.057 R)
• M24: 42,862,333 km (0.09 R)
• M25: 47,800,409 km (0.108 R)
• M26: 48,683,336 km (0.095 R)
• M27: 50,785,784 km (0.078 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 17,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit