🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.88 AU - 0.92 AU

Year: 307 Days

Day: 12.2 Hours

Environment

Temp: 107 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,322,108 km

• M1: 364,121 km (0.119 R)
• M2: 813,663 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.94 AU - 1.18 AU

Year: 393 Days

Day: 37.5 Hours

Environment

Temp: 41 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,322,108 km

• M1: 45,328 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.23 AU - 1.47 AU

Year: 565 Days

Day: 43.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,322,108 km

• M1: 56,249 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.91 AU - 2.37 AU

Year: 1127 Days

Day: 32.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.5

Radius: 10.3

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.7 AU - 7.82 AU

Year: 6325 Days

Day: 8.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,322,108 km

• M1: 131,197 km (0.106 R)
• M2: 578,794 km (0.068 R)
• M3: 965,056 km (0.059 R)
• M4: 1,367,325 km (0.105 R)
• M5: 2,361,702 km (0.093 R)
• M6: 3,149,334 km (0.116 R)
• M7: 4,310,363 km (0.083 R)
• M8: 5,003,151 km (0.109 R)
• M9: 6,128,875 km (0.06 R)
• M10: 7,454,013 km (0.103 R)
• M11: 8,368,804 km (0.104 R)
• M12: 9,855,807 km (0.107 R)
• M13: 11,106,595 km (0.026 R)
• M14: 13,746,399 km (0.051 R)
• M15: 15,057,624 km (0.064 R)
• M16: 17,380,430 km (0.068 R)
• M17: 20,456,162 km (0.073 R)
• M18: 21,297,800 km (0.044 R)
• M19: 25,068,863 km (0.096 R)
• M20: 25,944,011 km (0.09 R)
• M21: 27,020,667 km (0.106 R)
• M22: 27,478,137 km (0.068 R)
• M23: 28,786,221 km (0.097 R)
• M24: 31,728,362 km (0.061 R)
• M25: 38,317,999 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.5

Radius: 10.6

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.52 AU - 7.1 AU

Year: 6396 Days

Day: 7.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 31,322,108 km

• M1: 131,945 km (0.114 R)
• M2: 766,988 km (0.092 R)
• M3: 1,927,269 km (0.101 R)
• M4: 2,379,205 km (0.096 R)
• M5: 2,827,549 km (0.094 R)
• M6: 3,250,463 km (0.048 R)
• M7: 3,782,133 km (0.087 R)
• M8: 4,753,173 km (0.066 R)
• M9: 5,792,280 km (0.111 R)
• M10: 6,641,697 km (0.045 R)
• M11: 10,566,546 km (0.113 R)
• M12: 13,301,943 km (0.108 R)
• M13: 13,781,704 km (0.113 R)
• M14: 14,663,284 km (0.078 R)
• M15: 15,117,912 km (0.114 R)
• M16: 17,093,801 km (0.027 R)
• M17: 19,168,574 km (0.077 R)
• M18: 19,643,846 km (0.107 R)
• M19: 22,965,667 km (0.088 R)
• M20: 24,520,288 km (0.105 R)
• M21: 25,323,329 km (0.1 R)
• M22: 25,813,561 km (0.04 R)
• M23: 26,143,873 km (0.109 R)
• M24: 28,447,681 km (0.096 R)
• M25: 29,694,130 km (0.075 R)
• M26: 30,514,525 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.1

Radius: 13.5

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.88 AU - 7.72 AU

Year: 7098 Days

Day: 14.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,322,108 km

• M1: 169,046 km (0.101 R)
• M2: 683,812 km (0.083 R)
• M3: 1,148,612 km (0.099 R)
• M4: 1,618,948 km (0.086 R)
• M5: 2,252,196 km (0.088 R)
• M6: 2,701,139 km (0.115 R)
• M7: 3,127,792 km (0.094 R)
• M8: 6,216,240 km (0.091 R)
• M9: 6,792,342 km (0.035 R)
• M10: 7,404,047 km (0.061 R)
• M11: 9,594,459 km (0.101 R)
• M12: 12,187,589 km (0.071 R)
• M13: 17,763,102 km (0.117 R)
• M14: 24,011,206 km (0.091 R)
• M15: 30,322,441 km (0.104 R)
• M16: 33,497,506 km (0.115 R)

Asteroid Belt

Center: 12.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.6

Radius: 7.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 13.85 AU - 22.49 AU

Year: 27874 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,322,108 km

• M1: 95,743 km (0.094 R)
• M2: 1,071,719 km (0.094 R)
• M3: 6,188,415 km (0.117 R)
• M4: 10,944,730 km (0.088 R)
• M5: 24,490,667 km (0.112 R)
• M6: 27,895,814 km (0.096 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: 559 - 14,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit