🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.5 AU - 0.6 AU

Year: 150 Days

Day: 39.8 Hours

Environment

Temp: 158 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.56 AU - 0.66 AU

Year: 176 Days

Day: 12.6 Hours

Environment

Temp: 196 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.68 AU - 0.86 AU

Year: 249 Days

Day: 17 Hours

Environment

Temp: 119 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.83 AU - 0.97 AU

Year: 315 Days

Day: 21.3 Hours

Environment

Temp: 70 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.21 AU - 1.41 AU

Year: 553 Days

Day: 19 Hours

Environment

Temp: -1 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,192,555 km

• M1: 32,912 km (0.09 R)

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.2

Radius: 9.4

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.63 AU - 9.21 AU

Year: 8224 Days

Day: 9.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 141.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,192,555 km

• M1: 116,836 km (0.116 R)
• M2: 442,211 km (0.034 R)
• M3: 921,224 km (0.059 R)
• M4: 1,333,665 km (0.115 R)
• M5: 1,666,819 km (0.077 R)
• M6: 2,140,895 km (0.107 R)
• M7: 2,569,942 km (0.116 R)
• M8: 3,243,731 km (0.09 R)
• M9: 5,174,291 km (0.063 R)
• M10: 6,009,346 km (0.094 R)
• M11: 6,835,426 km (0.101 R)
• M12: 8,978,415 km (0.116 R)
• M13: 11,902,306 km (0.095 R)
• M14: 15,352,182 km (0.104 R)
• M15: 16,539,541 km (0.119 R)
• M16: 20,401,858 km (0.04 R)
• M17: 21,765,742 km (0.053 R)
• M18: 22,186,561 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.7

Radius: 9.8

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.75 AU - 14.27 AU

Year: 15356 Days

Day: 8.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,192,555 km

• M1: 122,371 km (0.082 R)
• M2: 455,675 km (0.077 R)
• M3: 1,107,922 km (0.077 R)
• M4: 1,568,833 km (0.051 R)
• M5: 1,910,963 km (0.069 R)
• M6: 2,749,310 km (0.111 R)
• M7: 3,708,232 km (0.058 R)
• M8: 5,865,134 km (0.114 R)
• M9: 6,235,538 km (0.094 R)
• M10: 6,661,144 km (0.054 R)
• M11: 7,023,470 km (0.091 R)
• M12: 9,382,629 km (0.109 R)
• M13: 9,787,441 km (0.085 R)
• M14: 11,697,207 km (0.064 R)
• M15: 12,107,105 km (0.045 R)
• M16: 13,394,545 km (0.102 R)
• M17: 14,501,868 km (0.094 R)
• M18: 15,319,420 km (0.099 R)
• M19: 18,345,935 km (0.045 R)
• M20: 20,291,156 km (0.105 R)
• M21: 21,487,341 km (0.049 R)
• M22: 26,744,808 km (0.103 R)
• M23: 30,213,235 km (0.088 R)
• M24: 36,022,569 km (0.102 R)
• M25: 38,155,984 km (0.078 R)
• M26: 47,682,676 km (0.107 R)
• M27: 48,880,356 km (0.09 R)
• M28: 51,648,366 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.9

Radius: 7.6

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 14.45 AU - 17.07 AU

Year: 23084 Days

Day: 24.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,192,555 km

• M1: 112,049 km (0.082 R)
• M2: 447,148 km (0.094 R)
• M3: 778,358 km (0.111 R)
• M4: 2,239,181 km (0.106 R)
• M5: 2,865,248 km (0.084 R)
• M6: 3,343,812 km (0.105 R)
• M7: 5,254,176 km (0.117 R)
• M8: 5,806,492 km (0.051 R)
• M9: 6,097,011 km (0.048 R)
• M10: 6,706,921 km (0.05 R)
• M11: 8,150,242 km (0.081 R)
• M12: 8,999,509 km (0.038 R)
• M13: 9,847,878 km (0.103 R)
• M14: 10,686,823 km (0.096 R)
• M15: 11,703,041 km (0.069 R)
• M16: 12,167,393 km (0.077 R)
• M17: 13,706,755 km (0.106 R)
• M18: 17,083,030 km (0.089 R)
• M19: 18,203,667 km (0.098 R)
• M20: 18,827,042 km (0.111 R)
• M21: 21,170,043 km (0.104 R)
• M22: 22,360,843 km (0.082 R)
• M23: 28,157,760 km (0.117 R)
• M24: 32,360,712 km (0.094 R)
• M25: 35,705,272 km (0.069 R)
• M26: 40,614,027 km (0.099 R)
• M27: 40,916,065 km (0.109 R)
• M28: 44,019,024 km (0.11 R)
• M29: 46,777,010 km (0.045 R)
• M30: 53,173,815 km (0.115 R)
• M31: 55,925,070 km (0.119 R)
• M32: 56,486,510 km (0.074 R)
• M33: 64,130,962 km (0.088 R)
• M34: 65,572,187 km (0.073 R)
• M35: 68,947,415 km (0.101 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 12,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit