🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.48 AU - 0.7 AU

Year: 167 Days

Day: 20.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,607,822 km

• M1: 37,699 km (0.04 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.66 AU - 0.86 AU

Year: 244 Days

Day: 31.6 Hours

Environment

Temp: 107 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.31 AU - 1.39 AU

Year: 579 Days

Day: 36.7 Hours

Environment

Temp: -25 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.49 AU - 1.55 AU

Year: 691 Days

Day: 47.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.85 AU - 2.97 AU

Year: 1380 Days

Day: 42.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,607,822 km

• M1: 45,179 km (0.107 R)
• M2: 1,792,182 km (0.119 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.37 AU - 2.45 AU

Year: 1380 Days

Day: 26 Hours

Environment

Temp: -94 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.8

Radius: 13.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.54 AU - 7.88 AU

Year: 6413 Days

Day: 9.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 95,607,822 km

• M1: 170,392 km (0.112 R)
• M2: 845,976 km (0.116 R)
• M3: 1,345,932 km (0.083 R)
• M4: 2,728,815 km (0.077 R)
• M5: 6,248,853 km (0.096 R)
• M6: 6,945,680 km (0.117 R)
• M7: 7,881,265 km (0.053 R)
• M8: 9,210,442 km (0.09 R)
• M9: 10,415,752 km (0.06 R)
• M10: 10,879,206 km (0.051 R)
• M11: 11,641,108 km (0.044 R)
• M12: 12,140,615 km (0.09 R)
• M13: 12,741,400 km (0.115 R)
• M14: 13,863,384 km (0.088 R)
• M15: 19,018,527 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.9

Radius: 13.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.78 AU - 11.34 AU

Year: 12661 Days

Day: 12.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,607,822 km

• M1: 375,191 km (0.114 R)
• M2: 1,456,634 km (0.078 R)
• M3: 2,902,498 km (0.082 R)
• M4: 3,389,289 km (0.069 R)
• M5: 4,411,043 km (0.047 R)
• M6: 7,223,333 km (0.119 R)
• M7: 7,948,135 km (0.111 R)
• M8: 8,580,934 km (0.063 R)
• M9: 11,511,855 km (0.072 R)
• M10: 13,110,309 km (0.117 R)
• M11: 16,310,207 km (0.08 R)
• M12: 18,478,030 km (0.111 R)
• M13: 26,522,206 km (0.113 R)
• M14: 33,752,571 km (0.055 R)
• M15: 34,339,742 km (0.03 R)
• M16: 35,173,152 km (0.116 R)
• M17: 36,019,876 km (0.054 R)
• M18: 45,393,379 km (0.102 R)
• M19: 51,021,850 km (0.069 R)
• M20: 52,263,363 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.9

Radius: 3.8

Gravity: 53.59 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 17.19 AU - 17.37 AU

Year: 26503 Days

Day: 24.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,607,822 km

• M1: 53,406 km (0.101 R)
• M2: 242,947 km (0.113 R)
• M3: 396,285 km (0.055 R)
• M4: 1,594,863 km (0.093 R)
• M5: 4,215,070 km (0.115 R)
• M6: 5,847,631 km (0.1 R)
• M7: 6,537,427 km (0.059 R)
• M8: 7,026,462 km (0.106 R)
• M9: 8,697,321 km (0.095 R)
• M10: 14,762,617 km (0.106 R)
• M11: 17,651,352 km (0.113 R)
• M12: 19,773,398 km (0.112 R)
• M13: 19,974,308 km (0.105 R)
• M14: 20,688,338 km (0.054 R)
• M15: 32,404,844 km (0.068 R)
• M16: 33,531,914 km (0.102 R)
• M17: 34,684,865 km (0.12 R)
• M18: 34,830,723 km (0.091 R)
• M19: 41,173,523 km (0.1 R)
• M20: 42,661,872 km (0.07 R)
• M21: 55,282,248 km (0.118 R)
• M22: 58,733,321 km (0.077 R)
• M23: 59,775,120 km (0.073 R)
• M24: 63,846,127 km (0.1 R)
• M25: 73,252,393 km (0.068 R)
• M26: 73,733,499 km (0.119 R)
• M27: 76,170,598 km (0.046 R)
• M28: 89,438,583 km (0.108 R)
• M29: 91,650,238 km (0.105 R)
• M30: 93,332,616 km (0.116 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 17,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit