🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.6 AU - 0.74 AU

Year: 197 Days

Day: 17.3 Hours

Environment

Temp: 127 °C

Axial Tilt: 133.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,598,153 km

• M1: 80,484 km (0.091 R)
• M2: 250,277 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.45 AU - 1.95 AU

Year: 798 Days

Day: 15.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.37 AU - 2.11 AU

Year: 826 Days

Day: 29.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,598,153 km

• M1: 27,227 km (0.119 R)
• M2: 907,760 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.6 AU - 2.28 AU

Year: 972 Days

Day: 31.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 76.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,598,153 km

• M1: 270,473 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.83 AU - 5.81 AU

Year: 3808 Days

Day: 27.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,598,153 km

• M1: 2,120,101 km (0.076 R)

Asteroid Belt

Center: 5.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.4

Radius: 13.5

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.59 AU - 7.25 AU

Year: 5854 Days

Day: 11 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,598,153 km

• M1: 173,085 km (0.102 R)
• M2: 795,561 km (0.057 R)
• M3: 1,726,359 km (0.119 R)
• M4: 2,927,331 km (0.116 R)
• M5: 4,106,162 km (0.113 R)
• M6: 5,248,641 km (0.115 R)
• M7: 6,056,021 km (0.081 R)
• M8: 6,662,341 km (0.119 R)
• M9: 7,271,952 km (0.094 R)
• M10: 8,561,785 km (0.067 R)
• M11: 9,862,090 km (0.068 R)
• M12: 16,659,219 km (0.05 R)
• M13: 19,603,455 km (0.05 R)
• M14: 20,933,080 km (0.086 R)
• M15: 21,697,376 km (0.078 R)
• M16: 22,559,508 km (0.091 R)
• M17: 29,817,698 km (0.075 R)
• M18: 32,377,467 km (0.061 R)
• M19: 33,503,341 km (0.043 R)
• M20: 37,037,740 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 8.9

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 11.81 AU - 12.55 AU

Year: 15298 Days

Day: 8.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,598,153 km

• M1: 112,498 km (0.095 R)
• M2: 413,339 km (0.102 R)
• M3: 729,888 km (0.075 R)
• M4: 1,936,395 km (0.088 R)
• M5: 2,300,516 km (0.115 R)
• M6: 2,779,229 km (0.038 R)
• M7: 3,935,920 km (0.116 R)
• M8: 4,238,556 km (0.043 R)
• M9: 4,755,417 km (0.116 R)
• M10: 5,684,270 km (0.028 R)
• M11: 6,272,489 km (0.055 R)
• M12: 7,709,377 km (0.045 R)
• M13: 8,987,092 km (0.034 R)
• M14: 9,622,135 km (0.09 R)
• M15: 11,893,928 km (0.075 R)
• M16: 15,449,122 km (0.067 R)
• M17: 15,976,155 km (0.115 R)
• M18: 16,437,515 km (0.076 R)
• M19: 19,743,478 km (0.065 R)
• M20: 22,305,192 km (0.039 R)
• M21: 25,703,906 km (0.086 R)
• M22: 28,301,075 km (0.105 R)
• M23: 36,072,684 km (0.098 R)
• M24: 38,216,422 km (0.068 R)
• M25: 39,738,580 km (0.113 R)
• M26: 60,157,642 km (0.11 R)
• M27: 62,215,062 km (0.092 R)
• M28: 64,125,875 km (0.115 R)
• M29: 65,095,718 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.2

Radius: 7.2

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.87 AU - 18.77 AU

Year: 21580 Days

Day: 21.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,598,153 km

• M1: 89,759 km (0.105 R)
• M2: 1,658,741 km (0.11 R)
• M3: 2,035,279 km (0.034 R)
• M4: 3,462,443 km (0.116 R)
• M5: 4,767,385 km (0.088 R)
• M6: 5,640,289 km (0.044 R)
• M7: 8,022,036 km (0.098 R)
• M8: 12,079,579 km (0.042 R)
• M9: 15,803,220 km (0.081 R)
• M10: 17,249,382 km (0.08 R)
• M11: 24,609,149 km (0.081 R)
• M12: 35,570,335 km (0.083 R)
• M13: 39,523,907 km (0.095 R)
• M14: 47,514,827 km (0.082 R)
• M15: 47,824,195 km (0.064 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 13,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit