🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.9 AU - 1.08 AU

Year: 375 Days

Day: 24 Hours

Environment

Temp: 4 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.16 AU - 1.18 AU

Year: 482 Days

Day: 28.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.88 AU - 1.46 AU

Year: 482 Days

Day: 25 Hours

Environment

Temp: -17 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.06 AU - 1.74 AU

Year: 631 Days

Day: 24.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,681,401 km

• M1: 48,919 km (0.047 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.72 AU - 2.2 AU

Year: 1045 Days

Day: 28.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.35 AU - 4.51 AU

Year: 2967 Days

Day: 41.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,681,401 km

• M1: 495,917 km (0.04 R)
• M2: 2,672,267 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.5

Radius: 11.5

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.42 AU - 9.24 AU

Year: 8343 Days

Day: 11.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,681,401 km

• M1: 144,063 km (0.066 R)
• M2: 820,844 km (0.09 R)
• M3: 1,633,609 km (0.079 R)
• M4: 2,690,817 km (0.072 R)
• M5: 4,722,954 km (0.071 R)
• M6: 8,741,602 km (0.095 R)
• M7: 9,300,500 km (0.083 R)
• M8: 11,167,331 km (0.079 R)
• M9: 11,635,124 km (0.097 R)
• M10: 19,567,401 km (0.051 R)
• M11: 23,280,869 km (0.111 R)
• M12: 24,590,300 km (0.067 R)
• M13: 27,949,370 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.5

Radius: 3.1

Gravity: 11.6 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 12.78 AU - 13.02 AU

Year: 17643 Days

Day: 20.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,681,401 km

• M1: 38,746 km (0.117 R)
• M2: 367,412 km (0.105 R)
• M3: 546,780 km (0.118 R)
• M4: 832,512 km (0.101 R)
• M5: 2,019,571 km (0.106 R)
• M6: 2,612,278 km (0.107 R)
• M7: 3,682,052 km (0.097 R)
• M8: 4,078,337 km (0.062 R)
• M9: 4,867,915 km (0.091 R)
• M10: 6,355,366 km (0.09 R)
• M11: 6,814,781 km (0.112 R)
• M12: 7,564,267 km (0.119 R)
• M13: 10,717,042 km (0.096 R)
• M14: 10,815,328 km (0.115 R)
• M15: 13,644,074 km (0.05 R)
• M16: 15,633,725 km (0.117 R)
• M17: 17,196,425 km (0.072 R)
• M18: 17,946,209 km (0.095 R)
• M19: 18,084,887 km (0.045 R)
• M20: 19,003,567 km (0.07 R)
• M21: 20,176,265 km (0.086 R)
• M22: 21,709,045 km (0.096 R)
• M23: 23,071,432 km (0.086 R)
• M24: 23,648,581 km (0.029 R)
• M25: 26,142,378 km (0.051 R)
• M26: 30,547,137 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.1

Radius: 6.9

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.77 AU - 17.77 AU

Year: 23848 Days

Day: 22.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,681,401 km

• M1: 85,869 km (0.068 R)
• M2: 477,217 km (0.087 R)
• M3: 2,381,748 km (0.074 R)
• M4: 2,633,222 km (0.047 R)
• M5: 3,554,296 km (0.114 R)
• M6: 4,008,924 km (0.068 R)
• M7: 4,815,855 km (0.113 R)
• M8: 8,603,822 km (0.089 R)
• M9: 8,925,159 km (0.118 R)
• M10: 12,663,011 km (0.037 R)
• M11: 14,233,489 km (0.055 R)
• M12: 15,849,595 km (0.114 R)
• M13: 16,743,143 km (0.092 R)
• M14: 18,898,400 km (0.081 R)
• M15: 20,560,133 km (0.03 R)
• M16: 20,942,206 km (0.071 R)
• M17: 21,524,291 km (0.069 R)
• M18: 26,574,715 km (0.1 R)
• M19: 33,139,668 km (0.059 R)
• M20: 34,597,649 km (0.119 R)
• M21: 36,514,596 km (0.094 R)
• M22: 37,926,351 km (0.095 R)
• M23: 38,501,256 km (0.092 R)
• M24: 41,311,003 km (0.073 R)
• M25: 43,938,391 km (0.062 R)
• M26: 45,051,848 km (0.073 R)
• M27: 45,534,749 km (0.081 R)
• M28: 47,335,010 km (0.082 R)
• M29: 55,747,946 km (0.061 R)
• M30: 58,951,135 km (0.026 R)
• M31: 65,104,545 km (0.076 R)
• M32: 69,722,032 km (0.097 R)
• M33: 71,235,813 km (0.042 R)
• M34: 73,881,601 km (0.074 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 10,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit