🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.4 AU - 0.66 AU

Year: 142 Days

Day: 16.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.73 AU - 1.21 AU

Year: 352 Days

Day: 32.7 Hours

Environment

Temp: 39 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 75,212,543 km

• M1: 473,477 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.94 AU - 1.18 AU

Year: 403 Days

Day: 24.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.96 AU - 1.6 AU

Year: 534 Days

Day: 40.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.31 AU - 1.45 AU

Year: 598 Days

Day: 19.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,212,543 km

• M1: 232,924 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.37 AU - 1.49 AU

Year: 631 Days

Day: 22.6 Hours

Environment

Temp: -30 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,212,543 km

• M1: 273,315 km (0.098 R)

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.4

Radius: 14.2

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.87 AU - 8.35 AU

Year: 7746 Days

Day: 11.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 77.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,212,543 km

• M1: 177,273 km (0.108 R)
• M2: 966,851 km (0.115 R)
• M3: 1,518,867 km (0.085 R)
• M4: 2,049,640 km (0.117 R)
• M5: 2,496,190 km (0.059 R)
• M6: 3,114,927 km (0.109 R)
• M7: 3,687,288 km (0.112 R)
• M8: 4,195,323 km (0.094 R)
• M9: 4,808,375 km (0.078 R)
• M10: 7,052,492 km (0.063 R)
• M11: 7,558,283 km (0.084 R)
• M12: 8,088,158 km (0.103 R)
• M13: 11,647,092 km (0.098 R)
• M14: 12,134,781 km (0.115 R)
• M15: 13,561,496 km (0.12 R)
• M16: 14,040,957 km (0.053 R)
• M17: 14,718,635 km (0.119 R)
• M18: 17,298,899 km (0.1 R)
• M19: 18,732,945 km (0.069 R)
• M20: 19,554,835 km (0.083 R)
• M21: 23,169,569 km (0.063 R)
• M22: 28,947,338 km (0.107 R)
• M23: 30,452,442 km (0.08 R)
• M24: 36,189,819 km (0.096 R)
• M25: 40,350,435 km (0.047 R)
• M26: 41,344,364 km (0.115 R)
• M27: 42,100,581 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.7

Radius: 4.5

Gravity: 38.5 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 12.05 AU - 15.07 AU

Year: 18423 Days

Day: 15.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 75,212,543 km

• M1: 56,249 km (0.109 R)
• M2: 209,886 km (0.091 R)
• M3: 666,309 km (0.05 R)
• M4: 1,202,318 km (0.084 R)
• M5: 1,376,899 km (0.051 R)
• M6: 2,105,590 km (0.061 R)
• M7: 2,294,981 km (0.065 R)
• M8: 3,740,695 km (0.066 R)
• M9: 4,147,451 km (0.076 R)
• M10: 4,652,793 km (0.111 R)
• M11: 5,427,710 km (0.111 R)
• M12: 6,199,785 km (0.097 R)
• M13: 8,577,194 km (0.114 R)
• M14: 10,202,575 km (0.097 R)
• M15: 10,869,332 km (0.086 R)
• M16: 11,956,311 km (0.116 R)
• M17: 12,356,635 km (0.116 R)
• M18: 12,628,454 km (0.094 R)
• M19: 14,872,123 km (0.079 R)
• M20: 17,115,044 km (0.089 R)
• M21: 20,411,433 km (0.052 R)
• M22: 22,358,000 km (0.078 R)
• M23: 24,212,715 km (0.088 R)
• M24: 32,658,711 km (0.119 R)
• M25: 33,047,965 km (0.063 R)
• M26: 37,819,090 km (0.101 R)
• M27: 38,392,050 km (0.099 R)
• M28: 39,408,417 km (0.087 R)
• M29: 39,997,235 km (0.051 R)
• M30: 40,145,337 km (0.082 R)
• M31: 40,442,737 km (0.036 R)
• M32: 43,968,161 km (0.11 R)
• M33: 44,920,501 km (0.106 R)
• M34: 46,866,171 km (0.065 R)
• M35: 49,888,945 km (0.115 R)
• M36: 55,578,900 km (0.117 R)
• M37: 59,153,840 km (0.092 R)
• M38: 59,925,616 km (0.09 R)
• M39: 65,310,690 km (0.077 R)
• M40: 68,014,822 km (0.039 R)
• M41: 72,099,891 km (0.104 R)
• M42: 74,314,238 km (0.119 R)
• M43: 75,212,573 km (0.073 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 16,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit