🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.44 AU - 0.68 AU

Year: 159 Days

Day: 16.7 Hours

Environment

Temp: 156 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,065,503 km

• M1: 24,983 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.83 AU - 0.99 AU

Year: 329 Days

Day: 33.9 Hours

Environment

Temp: 36 °C

Axial Tilt: 49 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.98 AU - 1.06 AU

Year: 390 Days

Day: 43.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.43 AU - 3.41 AU

Year: 1890 Days

Day: 22.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.4

Radius: 12.2

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.1 AU - 6.8 AU

Year: 4819 Days

Day: 12.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,065,503 km

• M1: 151,692 km (0.08 R)
• M2: 1,007,392 km (0.087 R)
• M3: 1,817,315 km (0.054 R)
• M4: 2,523,118 km (0.074 R)
• M5: 3,192,568 km (0.061 R)
• M6: 4,038,245 km (0.069 R)
• M7: 4,863,876 km (0.094 R)
• M8: 6,997,440 km (0.051 R)
• M9: 7,421,401 km (0.078 R)
• M10: 7,959,205 km (0.062 R)
• M11: 11,252,901 km (0.08 R)
• M12: 12,396,128 km (0.072 R)
• M13: 14,912,664 km (0.09 R)
• M14: 16,238,250 km (0.03 R)
• M15: 17,038,001 km (0.064 R)
• M16: 19,299,322 km (0.095 R)
• M17: 19,954,710 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381

Radius: 10.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.2 AU - 7.6 AU

Year: 6132 Days

Day: 9.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,065,503 km

• M1: 133,142 km (0.054 R)
• M2: 539,450 km (0.067 R)
• M3: 936,632 km (0.114 R)
• M4: 2,246,212 km (0.071 R)
• M5: 2,628,584 km (0.074 R)
• M6: 4,184,402 km (0.093 R)
• M7: 4,819,146 km (0.094 R)
• M8: 6,038,518 km (0.104 R)
• M9: 6,435,401 km (0.096 R)
• M10: 7,487,523 km (0.052 R)
• M11: 7,946,340 km (0.043 R)
• M12: 8,612,499 km (0.063 R)
• M13: 8,959,267 km (0.078 R)
• M14: 9,763,655 km (0.086 R)
• M15: 11,377,816 km (0.097 R)
• M16: 13,162,967 km (0.12 R)
• M17: 13,780,058 km (0.059 R)
• M18: 15,351,135 km (0.116 R)
• M19: 16,858,334 km (0.045 R)
• M20: 17,280,499 km (0.101 R)
• M21: 18,910,517 km (0.108 R)
• M22: 21,473,877 km (0.084 R)
• M23: 24,413,625 km (0.092 R)
• M24: 26,300,802 km (0.116 R)
• M25: 26,868,974 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.8

Radius: 8.1

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.04 AU - 8.2 AU

Year: 7196 Days

Day: 12.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,065,503 km

• M1: 100,829 km (0.102 R)
• M2: 696,976 km (0.097 R)
• M3: 1,120,338 km (0.047 R)
• M4: 1,679,236 km (0.091 R)
• M5: 2,063,254 km (0.085 R)
• M6: 2,448,917 km (0.081 R)
• M7: 3,725,137 km (0.072 R)
• M8: 4,811,516 km (0.102 R)
• M9: 5,788,839 km (0.098 R)
• M10: 7,798,088 km (0.118 R)
• M11: 8,603,972 km (0.054 R)
• M12: 9,795,220 km (0.114 R)
• M13: 12,166,196 km (0.057 R)
• M14: 12,501,445 km (0.111 R)
• M15: 13,131,851 km (0.118 R)
• M16: 14,518,324 km (0.083 R)
• M17: 17,864,379 km (0.091 R)
• M18: 18,663,980 km (0.047 R)
• M19: 20,491,168 km (0.044 R)
• M20: 20,806,820 km (0.101 R)
• M21: 22,601,695 km (0.074 R)
• M22: 32,604,706 km (0.096 R)
• M23: 33,688,094 km (0.091 R)
• M24: 34,238,764 km (0.099 R)
• M25: 39,224,263 km (0.104 R)
• M26: 39,956,394 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.7

Radius: 6.7

Gravity: 12.36 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 18.45 AU - 18.49 AU

Year: 30064 Days

Day: 24.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 93,065,503 km

• M1: 97,987 km (0.101 R)
• M2: 443,109 km (0.113 R)
• M3: 794,215 km (0.04 R)
• M4: 1,352,664 km (0.043 R)
• M5: 3,673,825 km (0.066 R)
• M6: 3,901,512 km (0.119 R)
• M7: 4,870,009 km (0.036 R)
• M8: 5,945,319 km (0.077 R)
• M9: 6,681,191 km (0.099 R)
• M10: 7,221,089 km (0.046 R)
• M11: 7,789,860 km (0.086 R)
• M12: 8,443,902 km (0.063 R)
• M13: 9,675,541 km (0.066 R)
• M14: 10,048,339 km (0.08 R)
• M15: 14,083,592 km (0.081 R)
• M16: 17,668,107 km (0.086 R)
• M17: 19,867,644 km (0.107 R)
• M18: 21,396,834 km (0.113 R)
• M19: 21,606,420 km (0.082 R)
• M20: 23,333,229 km (0.106 R)
• M21: 26,332,217 km (0.082 R)
• M22: 27,059,113 km (0.078 R)
• M23: 27,923,939 km (0.098 R)
• M24: 30,761,810 km (0.106 R)
• M25: 31,976,246 km (0.046 R)
• M26: 32,664,545 km (0.077 R)
• M27: 32,942,648 km (0.109 R)
• M28: 33,786,230 km (0.104 R)
• M29: 40,900,207 km (0.107 R)
• M30: 41,711,178 km (0.066 R)
• M31: 42,038,498 km (0.116 R)
• M32: 54,801,590 km (0.081 R)
• M33: 59,638,837 km (0.057 R)
• M34: 61,735,600 km (0.07 R)
• M35: 62,374,084 km (0.088 R)
• M36: 64,972,300 km (0.109 R)
• M37: 68,547,390 km (0.056 R)
• M38: 70,383,255 km (0.12 R)
• M39: 78,551,748 km (0.086 R)
• M40: 91,677,764 km (0.074 R)
• M41: 92,508,780 km (0.077 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: 224 - 12,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit