🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.75 AU - 0.95 AU

Year: 286 Days

Day: 38.5 Hours

Environment

Temp: 122 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,529,319 km

• M1: 92,152 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.06 AU - 1.14 AU

Year: 421 Days

Day: 25.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,529,319 km

• M1: 166,951 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.72 AU - 2.84 AU

Year: 1257 Days

Day: 26.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,529,319 km

• M1: 393,293 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.56 AU - 3.04 AU

Year: 1711 Days

Day: 37 Hours

Environment

Temp: -98 °C

Axial Tilt: 170.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.98 AU - 4.78 AU

Year: 3348 Days

Day: 29.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,529,319 km

• M1: 52,060 km (0.093 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.5

Radius: 14.7

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.33 AU - 7.09 AU

Year: 4984 Days

Day: 7.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 72.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,529,319 km

• M1: 184,604 km (0.076 R)
• M2: 705,504 km (0.027 R)
• M3: 1,176,438 km (0.087 R)
• M4: 1,999,974 km (0.117 R)
• M5: 2,825,605 km (0.056 R)
• M6: 3,891,489 km (0.116 R)
• M7: 4,387,406 km (0.111 R)
• M8: 5,290,977 km (0.041 R)
• M9: 6,498,532 km (0.056 R)
• M10: 8,095,788 km (0.099 R)
• M11: 8,871,752 km (0.117 R)
• M12: 18,939,539 km (0.088 R)
• M13: 22,662,881 km (0.12 R)
• M14: 26,848,928 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922

Radius: 12

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.4 AU - 7.61 AU

Year: 7502 Days

Day: 9.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,529,319 km

• M1: 149,448 km (0.117 R)
• M2: 632,201 km (0.115 R)
• M3: 1,497,325 km (0.077 R)
• M4: 2,595,673 km (0.1 R)
• M5: 4,387,855 km (0.045 R)
• M6: 5,147,962 km (0.069 R)
• M7: 7,082,711 km (0.079 R)
• M8: 7,553,496 km (0.074 R)
• M9: 9,229,740 km (0.119 R)
• M10: 9,840,249 km (0.057 R)
• M11: 11,457,851 km (0.096 R)
• M12: 13,363,877 km (0.099 R)
• M13: 14,767,703 km (0.118 R)
• M14: 23,035,230 km (0.077 R)
• M15: 25,775,264 km (0.09 R)
• M16: 28,528,912 km (0.094 R)
• M17: 32,426,386 km (0.1 R)
• M18: 35,288,941 km (0.089 R)
• M19: 36,087,494 km (0.052 R)
• M20: 37,602,622 km (0.119 R)
• M21: 39,281,110 km (0.087 R)
• M22: 42,019,050 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.1

Radius: 15

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.32 AU - 9.12 AU

Year: 7835 Days

Day: 12.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 103.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,529,319 km

• M1: 186,997 km (0.101 R)
• M2: 903,422 km (0.1 R)
• M3: 1,394,402 km (0.117 R)
• M4: 2,038,421 km (0.114 R)
• M5: 2,701,139 km (0.118 R)
• M6: 3,235,353 km (0.117 R)
• M7: 4,632,298 km (0.117 R)
• M8: 5,373,406 km (0.115 R)
• M9: 6,436,598 km (0.117 R)
• M10: 7,094,081 km (0.089 R)
• M11: 11,078,470 km (0.09 R)
• M12: 12,462,849 km (0.074 R)
• M13: 13,139,480 km (0.037 R)
• M14: 22,371,464 km (0.098 R)
• M15: 24,142,104 km (0.117 R)
• M16: 26,004,598 km (0.076 R)
• M17: 26,738,675 km (0.053 R)
• M18: 28,056,632 km (0.066 R)
• M19: 29,024,231 km (0.061 R)
• M20: 30,821,948 km (0.108 R)
• M21: 33,332,949 km (0.105 R)
• M22: 36,431,569 km (0.079 R)
• M23: 37,467,086 km (0.042 R)
• M24: 37,933,682 km (0.049 R)
• M25: 39,116,851 km (0.078 R)
• M26: 40,324,555 km (0.042 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.7

Radius: 12.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 9.15 AU - 10.63 AU

Year: 11360 Days

Day: 6.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,529,319 km

• M1: 160,070 km (0.035 R)
• M2: 720,463 km (0.059 R)
• M3: 1,689,409 km (0.107 R)
• M4: 3,156,665 km (0.034 R)
• M5: 4,989,089 km (0.061 R)
• M6: 5,440,127 km (0.073 R)
• M7: 6,252,593 km (0.064 R)
• M8: 6,959,592 km (0.028 R)
• M9: 9,860,744 km (0.082 R)
• M10: 11,068,597 km (0.096 R)
• M11: 11,734,457 km (0.029 R)
• M12: 14,427,219 km (0.101 R)
• M13: 15,662,149 km (0.056 R)
• M14: 23,659,651 km (0.026 R)
• M15: 25,904,816 km (0.092 R)
• M16: 26,532,828 km (0.038 R)
• M17: 29,631,299 km (0.076 R)
• M18: 32,650,483 km (0.06 R)
• M19: 35,758,529 km (0.117 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 13,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit