🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.42 AU - 0.68 AU

Year: 150 Days

Day: 19.6 Hours

Environment

Temp: 201 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.82 AU - 0.92 AU

Year: 298 Days

Day: 22.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.43 AU - 1.71 AU

Year: 722 Days

Day: 28.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.75 AU - 2.27 AU

Year: 1046 Days

Day: 14.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,219,575 km

• M1: 263,891 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.49 AU - 2.79 AU

Year: 1575 Days

Day: 18.3 Hours

Environment

Temp: -83 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,219,575 km

• M1: 87,216 km (0.098 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.77 AU - 4.19 AU

Year: 2383 Days

Day: 15.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.1

Radius: 8.5

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.55 AU - 6.33 AU

Year: 4658 Days

Day: 10.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,219,575 km

• M1: 105,915 km (0.091 R)
• M2: 389,254 km (0.06 R)
• M3: 826,229 km (0.104 R)
• M4: 1,424,321 km (0.12 R)
• M5: 1,771,688 km (0.078 R)
• M6: 2,199,537 km (0.107 R)
• M7: 2,866,295 km (0.051 R)
• M8: 3,441,649 km (0.082 R)
• M9: 4,281,192 km (0.109 R)
• M10: 5,705,214 km (0.07 R)
• M11: 6,797,278 km (0.098 R)
• M12: 7,476,902 km (0.104 R)
• M13: 8,111,645 km (0.102 R)
• M14: 8,781,844 km (0.108 R)
• M15: 10,267,201 km (0.099 R)
• M16: 11,989,970 km (0.105 R)
• M17: 12,419,615 km (0.084 R)
• M18: 12,698,166 km (0.116 R)
• M19: 14,025,548 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.7

Radius: 13.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9 AU - 9.3 AU

Year: 10160 Days

Day: 8.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,219,575 km

• M1: 175,478 km (0.097 R)
• M2: 636,988 km (0.093 R)
• M3: 1,111,811 km (0.078 R)
• M4: 1,739,524 km (0.097 R)
• M5: 2,968,171 km (0.093 R)
• M6: 5,564,742 km (0.12 R)
• M7: 9,326,679 km (0.107 R)
• M8: 9,937,787 km (0.045 R)
• M9: 13,240,160 km (0.118 R)
• M10: 17,085,124 km (0.107 R)
• M11: 18,607,731 km (0.063 R)
• M12: 23,878,513 km (0.049 R)
• M13: 27,072,727 km (0.112 R)
• M14: 33,380,820 km (0.068 R)
• M15: 34,502,355 km (0.054 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.8

Radius: 12.5

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.8 AU - 12.94 AU

Year: 12259 Days

Day: 10.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,219,575 km

• M1: 155,432 km (0.073 R)
• M2: 547,528 km (0.117 R)
• M3: 938,278 km (0.102 R)
• M4: 1,389,615 km (0.079 R)
• M5: 2,560,517 km (0.111 R)
• M6: 5,067,927 km (0.066 R)
• M7: 6,903,343 km (0.067 R)
• M8: 7,722,541 km (0.111 R)
• M9: 9,974,887 km (0.109 R)
• M10: 11,193,960 km (0.072 R)
• M11: 12,202,250 km (0.068 R)
• M12: 14,674,205 km (0.047 R)
• M13: 15,376,567 km (0.073 R)
• M14: 15,881,609 km (0.079 R)
• M15: 17,153,939 km (0.066 R)
• M16: 18,092,366 km (0.09 R)
• M17: 21,113,346 km (0.105 R)
• M18: 22,191,049 km (0.077 R)
• M19: 23,022,963 km (0.094 R)
• M20: 28,458,452 km (0.062 R)
• M21: 29,995,869 km (0.091 R)
• M22: 34,570,273 km (0.116 R)
• M23: 36,447,128 km (0.068 R)
• M24: 38,655,192 km (0.096 R)
• M25: 41,643,260 km (0.044 R)
• M26: 42,484,150 km (0.086 R)
• M27: 54,138,422 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 10,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit