🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.41 AU - 0.67 AU

Year: 146 Days

Day: 45.5 Hours

Environment

Temp: 243 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.89 AU - 1.47 AU

Year: 471 Days

Day: 27.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,447,540 km

• M1: 28,424 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.14 AU - 1.68 AU

Year: 615 Days

Day: 44.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.31 AU - 2.07 AU

Year: 806 Days

Day: 15 Hours

Environment

Temp: -54 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,447,540 km

• M1: 88,562 km (0.091 R)
• M2: 157,676 km (0.054 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.85 AU - 3.75 AU

Year: 2201 Days

Day: 15.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.84 AU - 4.1 AU

Year: 2373 Days

Day: 31 Hours

Environment

Temp: -120 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,447,540 km

• M1: 1,929,663 km (0.074 R)

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921

Radius: 9.9

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.14 AU - 7.32 AU

Year: 7136 Days

Day: 5.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,447,540 km

• M1: 123,119 km (0.112 R)
• M2: 455,077 km (0.107 R)
• M3: 789,278 km (0.061 R)
• M4: 1,171,950 km (0.086 R)
• M5: 2,039,767 km (0.1 R)
• M6: 2,380,252 km (0.084 R)
• M7: 3,266,470 km (0.042 R)
• M8: 4,117,382 km (0.113 R)
• M9: 5,294,568 km (0.088 R)
• M10: 8,556,699 km (0.061 R)
• M11: 9,176,782 km (0.074 R)
• M12: 9,826,486 km (0.075 R)
• M13: 10,756,984 km (0.091 R)
• M14: 11,217,896 km (0.064 R)
• M15: 13,662,923 km (0.093 R)
• M16: 17,965,956 km (0.079 R)
• M17: 18,324,692 km (0.076 R)
• M18: 18,908,572 km (0.117 R)
• M19: 20,656,773 km (0.061 R)
• M20: 22,843,445 km (0.111 R)
• M21: 26,730,596 km (0.086 R)
• M22: 29,720,160 km (0.062 R)
• M23: 33,680,016 km (0.117 R)
• M24: 37,860,678 km (0.088 R)
• M25: 40,014,289 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165

Radius: 8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.18 AU - 9.78 AU

Year: 8275 Days

Day: 7 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,447,540 km

• M1: 99,483 km (0.071 R)
• M2: 778,657 km (0.053 R)
• M3: 1,652,907 km (0.106 R)
• M4: 2,517,882 km (0.116 R)
• M5: 3,760,591 km (0.064 R)
• M6: 4,600,733 km (0.106 R)
• M7: 12,431,733 km (0.058 R)
• M8: 14,538,669 km (0.062 R)
• M9: 15,345,750 km (0.101 R)
• M10: 20,029,809 km (0.038 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.3

Radius: 13.6

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 9.73 AU - 11.87 AU

Year: 13029 Days

Day: 6.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,447,540 km

• M1: 173,982 km (0.098 R)
• M2: 892,950 km (0.099 R)
• M3: 1,520,962 km (0.039 R)
• M4: 1,947,615 km (0.1 R)
• M5: 2,435,304 km (0.046 R)
• M6: 3,222,488 km (0.107 R)
• M7: 4,699,168 km (0.089 R)
• M8: 5,661,980 km (0.097 R)
• M9: 6,467,415 km (0.058 R)
• M10: 7,391,930 km (0.045 R)
• M11: 9,296,460 km (0.062 R)
• M12: 10,585,695 km (0.113 R)
• M13: 11,450,221 km (0.032 R)
• M14: 16,646,802 km (0.061 R)
• M15: 18,625,234 km (0.099 R)
• M16: 20,230,569 km (0.103 R)
• M17: 22,387,920 km (0.097 R)
• M18: 25,700,914 km (0.109 R)
• M19: 26,214,334 km (0.109 R)
• M20: 27,261,519 km (0.099 R)
• M21: 27,795,584 km (0.085 R)
• M22: 30,115,099 km (0.052 R)
• M23: 36,538,233 km (0.095 R)
• M24: 38,376,043 km (0.114 R)
• M25: 42,093,101 km (0.042 R)
• M26: 46,649,553 km (0.027 R)
• M27: 49,757,598 km (0.104 R)
• M28: 53,333,137 km (0.069 R)
• M29: 53,833,691 km (0.104 R)
• M30: 58,657,176 km (0.107 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: 555 - 11,125 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit