🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.5 AU - 0.68 AU

Year: 158 Days

Day: 44.1 Hours

Environment

Temp: 227 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.48 AU - 0.78 AU

Year: 174 Days

Day: 25.7 Hours

Environment

Temp: 217 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.87 AU - 1.13 AU

Year: 348 Days

Day: 27 Hours

Environment

Temp: 139 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.87 AU - 1.13 AU

Year: 348 Days

Day: 18.7 Hours

Environment

Temp: 84 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,497,729 km

• M1: 173,234 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.91 AU - 1.33 AU

Year: 413 Days

Day: 39.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.92 AU - 1.54 AU

Year: 475 Days

Day: 27.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.8 AU - 2.08 AU

Year: 941 Days

Day: 15 Hours

Environment

Temp: -38 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.5

Radius: 8.1

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.92 AU - 9.06 AU

Year: 9387 Days

Day: 14 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,497,729 km

• M1: 100,829 km (0.085 R)
• M2: 515,514 km (0.054 R)
• M3: 1,004,998 km (0.092 R)
• M4: 1,339,799 km (0.095 R)
• M5: 1,646,175 km (0.1 R)
• M6: 1,999,076 km (0.066 R)
• M7: 2,439,642 km (0.102 R)
• M8: 3,613,237 km (0.07 R)
• M9: 5,578,205 km (0.093 R)
• M10: 6,270,694 km (0.093 R)
• M11: 7,415,417 km (0.066 R)
• M12: 8,252,118 km (0.112 R)
• M13: 8,515,111 km (0.074 R)
• M14: 10,312,679 km (0.09 R)
• M15: 10,772,842 km (0.071 R)
• M16: 14,136,550 km (0.053 R)
• M17: 15,091,732 km (0.059 R)
• M18: 16,778,448 km (0.071 R)
• M19: 18,737,133 km (0.088 R)
• M20: 19,039,770 km (0.099 R)
• M21: 20,124,803 km (0.059 R)
• M22: 21,250,378 km (0.112 R)
• M23: 23,802,667 km (0.078 R)
• M24: 29,814,407 km (0.073 R)
• M25: 34,907,167 km (0.113 R)
• M26: 36,765,322 km (0.051 R)
• M27: 37,478,755 km (0.104 R)
• M28: 42,864,427 km (0.118 R)
• M29: 43,258,319 km (0.081 R)
• M30: 44,320,613 km (0.073 R)
• M31: 44,858,268 km (0.077 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.4

Radius: 14.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.63 AU - 10.41 AU

Year: 9434 Days

Day: 7.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,497,729 km

• M1: 183,407 km (0.095 R)
• M2: 661,223 km (0.059 R)
• M3: 1,176,138 km (0.082 R)
• M4: 2,018,225 km (0.107 R)
• M5: 4,118,878 km (0.077 R)
• M6: 4,602,079 km (0.112 R)
• M7: 5,415,144 km (0.077 R)
• M8: 5,961,774 km (0.089 R)
• M9: 6,470,407 km (0.116 R)
• M10: 7,658,813 km (0.108 R)
• M11: 8,574,202 km (0.081 R)
• M12: 11,373,627 km (0.051 R)
• M13: 13,902,130 km (0.026 R)
• M14: 15,466,176 km (0.085 R)
• M15: 16,501,692 km (0.111 R)
• M16: 17,656,588 km (0.12 R)
• M17: 18,329,479 km (0.105 R)
• M18: 21,110,653 km (0.101 R)
• M19: 21,954,385 km (0.067 R)
• M20: 22,645,527 km (0.109 R)
• M21: 28,913,229 km (0.084 R)
• M22: 33,001,589 km (0.11 R)
• M23: 41,122,510 km (0.107 R)
• M24: 46,133,141 km (0.051 R)
• M25: 48,275,532 km (0.033 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.6

Radius: 4.7

Gravity: 17.59 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 12.74 AU - 20.58 AU

Year: 23681 Days

Day: 19.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,497,729 km

• M1: 58,493 km (0.08 R)
• M2: 231,727 km (0.12 R)
• M3: 392,395 km (0.119 R)
• M4: 541,544 km (0.102 R)
• M5: 692,339 km (0.087 R)
• M6: 915,539 km (0.105 R)
• M7: 1,979,329 km (0.088 R)
• M8: 2,950,968 km (0.065 R)
• M9: 3,568,807 km (0.068 R)
• M10: 4,078,188 km (0.118 R)
• M11: 4,948,847 km (0.119 R)
• M12: 6,017,874 km (0.07 R)
• M13: 6,477,289 km (0.12 R)
• M14: 7,995,408 km (0.071 R)
• M15: 10,368,180 km (0.089 R)
• M16: 10,905,386 km (0.099 R)
• M17: 11,650,383 km (0.037 R)
• M18: 12,428,741 km (0.054 R)
• M19: 13,589,770 km (0.112 R)
• M20: 14,160,486 km (0.04 R)
• M21: 14,747,059 km (0.077 R)
• M22: 23,400,249 km (0.094 R)
• M23: 24,219,147 km (0.116 R)
• M24: 29,184,600 km (0.056 R)
• M25: 31,470,455 km (0.119 R)
• M26: 33,872,698 km (0.091 R)
• M27: 38,754,525 km (0.09 R)
• M28: 40,189,318 km (0.054 R)
• M29: 44,239,531 km (0.025 R)
• M30: 45,332,344 km (0.07 R)
• M31: 47,571,524 km (0.074 R)
• M32: 47,734,287 km (0.096 R)
• M33: 48,553,485 km (0.109 R)
• M34: 54,729,932 km (0.045 R)
• M35: 55,267,138 km (0.078 R)
• M36: 64,744,911 km (0.105 R)
• M37: 67,170,491 km (0.095 R)
• M38: 70,497,697 km (0.072 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 20,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit