🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.57 AU - 0.89 AU

Year: 228 Days

Day: 42.4 Hours

Environment

Temp: 131 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,930,547 km

• M1: 383,419 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.37 AU - 1.51 AU

Year: 631 Days

Day: 30.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.33 AU - 1.99 AU

Year: 781 Days

Day: 32 Hours

Environment

Temp: -39 °C

Axial Tilt: 73.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.09 AU - 2.99 AU

Year: 1479 Days

Day: 26.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,930,547 km

• M1: 38,447 km (0.064 R)
• M2: 508,334 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.85 AU - 5.09 AU

Year: 3452 Days

Day: 45.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,930,547 km

• M1: 58,942 km (0.083 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 10.7

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.06 AU - 5.78 AU

Year: 4609 Days

Day: 9.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,930,547 km

• M1: 133,142 km (0.114 R)
• M2: 633,996 km (0.092 R)
• M3: 1,164,320 km (0.082 R)
• M4: 1,678,339 km (0.056 R)
• M5: 2,287,351 km (0.091 R)
• M6: 2,731,807 km (0.072 R)
• M7: 3,631,339 km (0.068 R)
• M8: 4,140,271 km (0.082 R)
• M9: 4,653,391 km (0.11 R)
• M10: 5,807,539 km (0.108 R)
• M11: 6,266,804 km (0.099 R)
• M12: 7,000,881 km (0.112 R)
• M13: 7,670,780 km (0.112 R)
• M14: 9,070,867 km (0.052 R)
• M15: 9,550,178 km (0.114 R)
• M16: 10,634,314 km (0.104 R)
• M17: 11,758,542 km (0.071 R)
• M18: 12,578,937 km (0.111 R)
• M19: 14,105,733 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.6

Radius: 11.8

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.19 AU - 5.85 AU

Year: 4737 Days

Day: 11.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,930,547 km

• M1: 146,756 km (0.094 R)
• M2: 641,027 km (0.119 R)
• M3: 1,014,872 km (0.056 R)
• M4: 1,402,181 km (0.086 R)
• M5: 1,918,443 km (0.106 R)
• M6: 2,629,482 km (0.109 R)
• M7: 4,975,176 km (0.095 R)
• M8: 5,456,732 km (0.071 R)
• M9: 6,063,052 km (0.069 R)
• M10: 6,986,969 km (0.034 R)
• M11: 8,040,437 km (0.114 R)
• M12: 10,552,185 km (0.117 R)
• M13: 11,301,970 km (0.092 R)
• M14: 15,005,863 km (0.117 R)
• M15: 15,773,300 km (0.063 R)
• M16: 16,258,446 km (0.113 R)
• M17: 18,565,993 km (0.037 R)
• M18: 18,970,805 km (0.107 R)
• M19: 20,079,176 km (0.069 R)
• M20: 22,197,482 km (0.061 R)
• M21: 25,440,763 km (0.119 R)
• M22: 27,305,202 km (0.09 R)
• M23: 31,782,666 km (0.066 R)

Asteroid Belt

Center: 6.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.2

Radius: 11.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.18 AU - 7.74 AU

Year: 6707 Days

Day: 6.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 128 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,930,547 km

• M1: 148,102 km (0.08 R)
• M2: 614,997 km (0.105 R)
• M3: 1,224,159 km (0.095 R)
• M4: 1,943,725 km (0.047 R)
• M5: 2,909,529 km (0.086 R)
• M6: 3,544,572 km (0.066 R)
• M7: 4,146,853 km (0.087 R)
• M8: 5,149,009 km (0.045 R)
• M9: 5,737,976 km (0.094 R)
• M10: 6,570,338 km (0.118 R)
• M11: 7,853,739 km (0.082 R)
• M12: 11,685,838 km (0.094 R)
• M13: 12,444,598 km (0.106 R)
• M14: 19,117,411 km (0.119 R)
• M15: 20,386,300 km (0.114 R)
• M16: 22,164,570 km (0.046 R)
• M17: 23,963,634 km (0.052 R)
• M18: 24,611,692 km (0.077 R)
• M19: 28,028,507 km (0.114 R)
• M20: 28,929,835 km (0.116 R)
• M21: 33,126,204 km (0.052 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 20,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit