🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.59 AU - 0.69 AU

Year: 194 Days

Day: 36.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,524,647 km

• M1: 223,050 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.29 AU - 1.37 AU

Year: 581 Days

Day: 36.9 Hours

Environment

Temp: -38 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,524,647 km

• M1: 78,688 km (0.055 R)
• M2: 391,797 km (0.036 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.05 AU - 3.39 AU

Year: 1699 Days

Day: 33.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,524,647 km

• M1: 114,143 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.43 AU - 4.37 AU

Year: 2917 Days

Day: 17.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.7

Radius: 8.3

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.6 AU - 6.92 AU

Year: 5236 Days

Day: 12.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 118 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,524,647 km

• M1: 103,223 km (0.1 R)
• M2: 504,444 km (0.07 R)
• M3: 809,773 km (0.091 R)
• M4: 1,345,633 km (0.054 R)
• M5: 2,027,500 km (0.097 R)
• M6: 2,397,007 km (0.063 R)
• M7: 3,353,685 km (0.112 R)
• M8: 4,151,939 km (0.1 R)
• M9: 4,856,096 km (0.062 R)
• M10: 5,520,909 km (0.09 R)
• M11: 6,532,490 km (0.11 R)
• M12: 7,771,460 km (0.071 R)
• M13: 9,160,177 km (0.106 R)
• M14: 11,590,544 km (0.102 R)
• M15: 12,321,479 km (0.049 R)
• M16: 13,343,382 km (0.078 R)
• M17: 14,755,137 km (0.118 R)
• M18: 15,496,993 km (0.116 R)
• M19: 15,847,800 km (0.098 R)
• M20: 16,383,809 km (0.08 R)
• M21: 20,063,468 km (0.109 R)
• M22: 26,271,780 km (0.114 R)
• M23: 27,616,365 km (0.061 R)
• M24: 29,360,826 km (0.086 R)
• M25: 29,898,182 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.9

Radius: 8.9

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.04 AU - 9.78 AU

Year: 8426 Days

Day: 14.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,524,647 km

• M1: 110,702 km (0.074 R)
• M2: 515,813 km (0.098 R)
• M3: 1,529,788 km (0.082 R)
• M4: 3,877,726 km (0.09 R)
• M5: 7,101,561 km (0.108 R)
• M6: 10,447,317 km (0.066 R)
• M7: 13,397,686 km (0.102 R)
• M8: 17,135,239 km (0.109 R)
• M9: 21,998,516 km (0.076 R)
• M10: 33,792,513 km (0.104 R)
• M11: 36,570,247 km (0.065 R)
• M12: 39,018,266 km (0.118 R)
• M13: 40,587,249 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.2

Radius: 9.6

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.17 AU - 8.67 AU

Year: 9254 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,524,647 km

• M1: 119,678 km (0.114 R)
• M2: 752,328 km (0.086 R)
• M3: 1,683,724 km (0.114 R)
• M4: 2,307,398 km (0.111 R)
• M5: 2,911,474 km (0.111 R)
• M6: 3,617,576 km (0.09 R)
• M7: 4,036,899 km (0.076 R)
• M8: 4,798,501 km (0.091 R)
• M9: 7,044,863 km (0.12 R)
• M10: 8,826,125 km (0.025 R)
• M11: 11,040,622 km (0.035 R)
• M12: 14,435,746 km (0.098 R)
• M13: 26,066,831 km (0.113 R)
• M14: 27,726,469 km (0.113 R)
• M15: 32,809,805 km (0.082 R)
• M16: 36,523,871 km (0.078 R)
• M17: 37,321,826 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.5

Radius: 11.3

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.15 AU - 10.25 AU

Year: 9719 Days

Day: 6.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,524,647 km

• M1: 140,772 km (0.119 R)
• M2: 668,403 km (0.064 R)
• M3: 1,094,907 km (0.076 R)
• M4: 5,248,641 km (0.101 R)
• M5: 8,847,218 km (0.097 R)
• M6: 12,233,067 km (0.06 R)
• M7: 13,882,084 km (0.094 R)
• M8: 19,906,839 km (0.096 R)
• M9: 20,558,487 km (0.094 R)
• M10: 25,448,543 km (0.082 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 12,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit