🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.82 AU - 0.84 AU

Year: 283 Days

Day: 28.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.21 AU - 1.45 AU

Year: 575 Days

Day: 19.5 Hours

Environment

Temp: -22 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.13 AU - 1.85 AU

Year: 682 Days

Day: 31.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.64 AU - 1.94 AU

Year: 897 Days

Day: 31.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,922,865 km

• M1: 246,238 km (0.088 R)
• M2: 805,884 km (0.098 R)

Asteroid Belt

Center: 3.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.7

Radius: 10.4

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.99 AU - 5.25 AU

Year: 4341 Days

Day: 9.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,922,865 km

• M1: 129,402 km (0.074 R)
• M2: 490,083 km (0.107 R)
• M3: 918,830 km (0.086 R)
• M4: 3,085,456 km (0.108 R)
• M5: 7,274,047 km (0.12 R)
• M6: 7,898,319 km (0.078 R)
• M7: 9,673,896 km (0.09 R)
• M8: 10,146,326 km (0.078 R)
• M9: 10,842,106 km (0.079 R)
• M10: 11,438,702 km (0.093 R)
• M11: 12,102,169 km (0.035 R)
• M12: 12,604,668 km (0.101 R)
• M13: 13,798,908 km (0.094 R)
• M14: 16,355,834 km (0.098 R)
• M15: 16,857,735 km (0.103 R)
• M16: 18,725,614 km (0.115 R)
• M17: 20,922,309 km (0.09 R)
• M18: 21,713,533 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.9

Radius: 8.3

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.11 AU - 6.11 AU

Year: 4979 Days

Day: 9.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,922,865 km

• M1: 103,223 km (0.035 R)
• M2: 413,489 km (0.063 R)
• M3: 1,297,612 km (0.102 R)
• M4: 1,887,776 km (0.119 R)
• M5: 2,392,519 km (0.055 R)
• M6: 3,689,682 km (0.101 R)
• M7: 4,240,052 km (0.1 R)
• M8: 4,961,862 km (0.091 R)
• M9: 5,949,507 km (0.109 R)
• M10: 6,362,397 km (0.092 R)
• M11: 8,376,434 km (0.063 R)
• M12: 8,895,389 km (0.109 R)
• M13: 9,620,789 km (0.111 R)
• M14: 10,542,461 km (0.028 R)
• M15: 11,479,692 km (0.074 R)
• M16: 11,861,316 km (0.064 R)
• M17: 12,471,675 km (0.056 R)
• M18: 15,893,727 km (0.108 R)
• M19: 17,847,325 km (0.032 R)
• M20: 19,533,293 km (0.093 R)
• M21: 20,199,752 km (0.055 R)
• M22: 20,694,023 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.5

Radius: 12.2

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.94 AU - 7.3 AU

Year: 6383 Days

Day: 11.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,922,865 km

• M1: 151,991 km (0.108 R)
• M2: 539,151 km (0.073 R)
• M3: 1,343,838 km (0.117 R)
• M4: 1,821,055 km (0.083 R)
• M5: 2,343,301 km (0.034 R)
• M6: 3,693,123 km (0.054 R)
• M7: 4,075,644 km (0.102 R)
• M8: 5,092,312 km (0.108 R)
• M9: 5,723,016 km (0.076 R)
• M10: 6,337,863 km (0.049 R)
• M11: 7,032,446 km (0.078 R)
• M12: 7,548,260 km (0.047 R)
• M13: 8,369,402 km (0.114 R)
• M14: 10,754,890 km (0.078 R)
• M15: 11,794,595 km (0.051 R)
• M16: 12,524,334 km (0.088 R)
• M17: 17,617,244 km (0.1 R)
• M18: 19,702,638 km (0.109 R)
• M19: 20,138,716 km (0.082 R)
• M20: 20,730,076 km (0.092 R)
• M21: 24,192,519 km (0.052 R)
• M22: 26,322,643 km (0.046 R)
• M23: 27,388,229 km (0.087 R)
• M24: 30,178,079 km (0.112 R)
• M25: 31,345,242 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454

Radius: 12.1

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.65 AU - 12.75 AU

Year: 12208 Days

Day: 9.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,922,865 km

• M1: 150,645 km (0.109 R)
• M2: 603,927 km (0.1 R)
• M3: 1,087,128 km (0.101 R)
• M4: 2,087,489 km (0.065 R)
• M5: 2,541,369 km (0.101 R)
• M6: 3,288,161 km (0.049 R)
• M7: 3,829,257 km (0.113 R)
• M8: 5,612,763 km (0.072 R)
• M9: 7,478,098 km (0.029 R)
• M10: 8,110,748 km (0.078 R)
• M11: 8,507,182 km (0.094 R)
• M12: 9,579,649 km (0.06 R)
• M13: 11,601,464 km (0.089 R)
• M14: 12,859,882 km (0.047 R)
• M15: 14,144,179 km (0.112 R)
• M16: 15,714,658 km (0.07 R)
• M17: 17,471,087 km (0.111 R)
• M18: 21,287,478 km (0.119 R)
• M19: 23,257,083 km (0.049 R)
• M20: 24,881,267 km (0.056 R)
• M21: 27,064,948 km (0.116 R)
• M22: 28,354,332 km (0.074 R)
• M23: 31,269,695 km (0.079 R)
• M24: 32,247,766 km (0.038 R)
• M25: 44,255,089 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.6

Radius: 3.4

Gravity: 11.38 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.84 AU - 20.98 AU

Year: 27222 Days

Day: 18 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,922,865 km

• M1: 99,483 km (0.081 R)
• M2: 306,975 km (0.089 R)
• M3: 3,674,872 km (0.044 R)
• M4: 4,538,799 km (0.116 R)
• M5: 11,391,878 km (0.119 R)
• M6: 12,821,435 km (0.116 R)
• M7: 15,603,208 km (0.092 R)
• M8: 22,864,239 km (0.079 R)
• M9: 23,047,048 km (0.087 R)
• M10: 27,217,388 km (0.079 R)
• M11: 33,956,024 km (0.102 R)
• M12: 34,313,413 km (0.089 R)
• M13: 51,848,677 km (0.034 R)
• M14: 52,481,177 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 11,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit