🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.77 AU - 0.83 AU

Year: 258 Days

Day: 45.9 Hours

Environment

Temp: 138 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,422,668 km

• M1: 41,738 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.98 AU - 1.2 AU

Year: 410 Days

Day: 22 Hours

Environment

Temp: 30 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 100,422,668 km

• M1: 520,002 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.06 AU - 1.44 AU

Year: 503 Days

Day: 14.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.77 AU - 1.85 AU

Year: 876 Days

Day: 41.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,422,668 km

• M1: 296,353 km (0.068 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.85 AU - 2.01 AU

Year: 965 Days

Day: 48 Hours

Environment

Temp: -55 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2 AU - 2.2 AU

Year: 1095 Days

Day: 42.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,422,668 km

• M1: 28,872 km (0.065 R)
• M2: 128,953 km (0.075 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.23 AU - 5.25 AU

Year: 3142 Days

Day: 24.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.1

Radius: 13.8

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.41 AU - 6.95 AU

Year: 5529 Days

Day: 13.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 58.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 100,422,668 km

• M1: 171,589 km (0.071 R)
• M2: 689,796 km (0.094 R)
• M3: 1,224,159 km (0.099 R)
• M4: 1,701,077 km (0.087 R)
• M5: 2,420,643 km (0.058 R)
• M6: 3,532,006 km (0.034 R)
• M7: 4,067,716 km (0.067 R)
• M8: 4,875,993 km (0.054 R)
• M9: 5,757,872 km (0.101 R)
• M10: 6,470,108 km (0.074 R)
• M11: 6,953,608 km (0.112 R)
• M12: 7,535,544 km (0.04 R)
• M13: 8,348,758 km (0.087 R)
• M14: 9,523,251 km (0.078 R)
• M15: 10,381,195 km (0.046 R)
• M16: 10,901,047 km (0.07 R)
• M17: 12,044,274 km (0.1 R)
• M18: 12,939,767 km (0.085 R)
• M19: 13,486,846 km (0.068 R)
• M20: 14,106,481 km (0.04 R)
• M21: 16,970,831 km (0.093 R)
• M22: 17,961,319 km (0.117 R)
• M23: 19,985,378 km (0.103 R)
• M24: 21,466,995 km (0.114 R)
• M25: 23,180,340 km (0.038 R)
• M26: 23,744,024 km (0.1 R)
• M27: 26,091,365 km (0.059 R)
• M28: 26,701,425 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.7

Radius: 4.8

Gravity: 30.15 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 16.97 AU - 21.29 AU

Year: 30112 Days

Day: 21.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 100,422,668 km

• M1: 59,690 km (0.105 R)
• M2: 241,900 km (0.034 R)
• M3: 826,977 km (0.071 R)
• M4: 1,233,584 km (0.107 R)
• M5: 2,382,944 km (0.084 R)
• M6: 2,879,310 km (0.111 R)
• M7: 3,166,837 km (0.073 R)
• M8: 3,348,449 km (0.063 R)
• M9: 3,900,914 km (0.051 R)
• M10: 4,512,021 km (0.113 R)
• M11: 4,820,642 km (0.087 R)
• M12: 5,061,345 km (0.088 R)
• M13: 5,876,803 km (0.084 R)
• M14: 6,482,973 km (0.1 R)
• M15: 6,726,818 km (0.106 R)
• M16: 7,983,739 km (0.091 R)
• M17: 8,903,766 km (0.066 R)
• M18: 11,795,194 km (0.105 R)
• M19: 12,158,866 km (0.083 R)
• M20: 17,217,069 km (0.117 R)
• M21: 17,496,817 km (0.078 R)
• M22: 18,354,312 km (0.11 R)
• M23: 19,040,219 km (0.116 R)
• M24: 24,211,219 km (0.117 R)
• M25: 25,035,802 km (0.087 R)
• M26: 27,621,900 km (0.074 R)
• M27: 28,005,320 km (0.059 R)
• M28: 32,177,156 km (0.105 R)
• M29: 40,073,230 km (0.091 R)
• M30: 44,640,453 km (0.053 R)
• M31: 47,321,696 km (0.096 R)
• M32: 52,610,430 km (0.097 R)
• M33: 70,099,468 km (0.08 R)
• M34: 72,737,626 km (0.119 R)
• M35: 75,690,389 km (0.086 R)
• M36: 82,096,469 km (0.081 R)
• M37: 89,132,207 km (0.115 R)
• M38: 89,689,459 km (0.097 R)
• M39: 92,226,040 km (0.09 R)
• M40: 99,821,722 km (0.112 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 14,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit