🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.4 AU - 0.62 AU

Year: 155 Days

Day: 28.5 Hours

Environment

Temp: 77 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.84 AU - 1.24 AU

Year: 450 Days

Day: 20.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,566,587 km

• M1: 26,479 km (0.105 R)
• M2: 71,358 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.33 AU - 1.79 AU

Year: 827 Days

Day: 20.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.66 AU - 2.48 AU

Year: 1265 Days

Day: 37 Hours

Environment

Temp: -115 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.01 AU - 3.15 AU

Year: 1760 Days

Day: 24.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,566,587 km

• M1: 60,587 km (0.119 R)
• M2: 1,672,355 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.9

Radius: 14.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.35 AU - 3.45 AU

Year: 2662 Days

Day: 10.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,566,587 km

• M1: 175,478 km (0.039 R)
• M2: 844,181 km (0.072 R)
• M3: 1,426,715 km (0.098 R)
• M4: 2,711,611 km (0.117 R)
• M5: 3,596,632 km (0.049 R)
• M6: 4,246,934 km (0.119 R)
• M7: 4,955,130 km (0.077 R)
• M8: 6,584,999 km (0.097 R)
• M9: 7,354,231 km (0.107 R)
• M10: 7,882,013 km (0.118 R)
• M11: 11,320,071 km (0.091 R)
• M12: 12,025,275 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.2

Radius: 11.1

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.65 AU - 4.61 AU

Year: 3564 Days

Day: 10.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,566,587 km

• M1: 138,079 km (0.074 R)
• M2: 540,198 km (0.112 R)
• M3: 1,034,020 km (0.101 R)
• M4: 1,770,491 km (0.101 R)
• M5: 2,128,030 km (0.092 R)
• M6: 3,177,908 km (0.093 R)
• M7: 3,659,613 km (0.105 R)
• M8: 4,113,792 km (0.112 R)
• M9: 5,659,437 km (0.04 R)
• M10: 6,421,339 km (0.116 R)
• M11: 8,704,502 km (0.111 R)
• M12: 9,251,731 km (0.062 R)
• M13: 10,666,627 km (0.042 R)
• M14: 14,805,103 km (0.102 R)
• M15: 15,632,379 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.1

Radius: 9.9

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.19 AU - 4.41 AU

Year: 3786 Days

Day: 12.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,566,587 km

• M1: 123,119 km (0.069 R)
• M2: 595,998 km (0.063 R)
• M3: 997,219 km (0.091 R)
• M4: 1,755,531 km (0.045 R)
• M5: 2,081,954 km (0.091 R)
• M6: 2,496,190 km (0.069 R)
• M7: 3,000,784 km (0.056 R)
• M8: 3,413,075 km (0.05 R)
• M9: 4,169,741 km (0.047 R)
• M10: 4,564,081 km (0.051 R)
• M11: 4,957,823 km (0.081 R)
• M12: 7,511,309 km (0.114 R)
• M13: 8,310,910 km (0.117 R)
• M14: 9,013,421 km (0.092 R)
• M15: 10,368,778 km (0.094 R)
• M16: 11,271,003 km (0.084 R)
• M17: 14,553,180 km (0.093 R)
• M18: 15,409,029 km (0.033 R)
• M19: 16,525,778 km (0.087 R)
• M20: 17,280,050 km (0.113 R)
• M21: 18,057,061 km (0.112 R)
• M22: 19,361,256 km (0.082 R)
• M23: 20,396,323 km (0.067 R)
• M24: 22,435,791 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.8

Radius: 9.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.27 AU - 10.61 AU

Year: 13306 Days

Day: 8.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,566,587 km

• M1: 123,119 km (0.104 R)
• M2: 1,142,030 km (0.112 R)
• M3: 1,649,915 km (0.075 R)
• M4: 2,664,488 km (0.104 R)
• M5: 3,237,896 km (0.086 R)
• M6: 4,310,064 km (0.084 R)
• M7: 4,630,802 km (0.061 R)
• M8: 5,719,575 km (0.105 R)
• M9: 7,484,381 km (0.106 R)
• M10: 8,170,886 km (0.087 R)
• M11: 10,351,873 km (0.048 R)
• M12: 12,346,163 km (0.088 R)
• M13: 14,310,981 km (0.117 R)
• M14: 15,254,196 km (0.104 R)
• M15: 16,475,812 km (0.061 R)
• M16: 17,950,548 km (0.118 R)
• M17: 18,915,753 km (0.042 R)
• M18: 20,462,446 km (0.097 R)
• M19: 20,879,524 km (0.075 R)
• M20: 22,457,184 km (0.06 R)
• M21: 28,347,151 km (0.111 R)
• M22: 29,302,333 km (0.072 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 15,227 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit