🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.43 AU - 0.57 AU

Year: 134 Days

Day: 45.3 Hours

Environment

Temp: 182 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 54,660,238 km

• M1: 102,175 km (0.062 R)
• M2: 150,047 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.02 AU - 1.04 AU

Year: 396 Days

Day: 25.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 46.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,660,238 km

• M1: 61,934 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.42 AU - 1.5 AU

Year: 668 Days

Day: 32.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.09 AU - 4.31 AU

Year: 2696 Days

Day: 23 Hours

Environment

Temp: -124 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,660,238 km

• M1: 346,917 km (0.091 R)
• M2: 779,405 km (0.057 R)

Asteroid Belt

Center: 4.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.2

Radius: 14.4

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.87 AU - 5.49 AU

Year: 4465 Days

Day: 10.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,660,238 km

• M1: 202,556 km (0.068 R)
• M2: 1,207,704 km (0.06 R)
• M3: 1,771,239 km (0.039 R)
• M4: 2,747,963 km (0.117 R)
• M5: 3,271,257 km (0.066 R)
• M6: 3,841,673 km (0.118 R)
• M7: 4,499,904 km (0.104 R)
• M8: 5,552,475 km (0.109 R)
• M9: 6,592,329 km (0.064 R)
• M10: 11,253,051 km (0.118 R)
• M11: 16,512,912 km (0.049 R)
• M12: 17,921,526 km (0.095 R)
• M13: 20,002,282 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.5

Radius: 10.1

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.62 AU - 6.64 AU

Year: 5060 Days

Day: 8.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,660,238 km

• M1: 150,495 km (0.096 R)
• M2: 573,409 km (0.074 R)
• M3: 1,046,288 km (0.105 R)
• M4: 1,543,551 km (0.119 R)
• M5: 1,861,147 km (0.052 R)
• M6: 2,237,984 km (0.07 R)
• M7: 3,901,363 km (0.093 R)
• M8: 4,548,673 km (0.063 R)
• M9: 5,456,732 km (0.12 R)
• M10: 8,528,724 km (0.032 R)
• M11: 9,298,106 km (0.116 R)
• M12: 10,154,853 km (0.12 R)
• M13: 11,652,627 km (0.119 R)
• M14: 12,358,131 km (0.111 R)
• M15: 12,893,392 km (0.106 R)
• M16: 13,545,938 km (0.115 R)
• M17: 16,262,336 km (0.085 R)
• M18: 17,565,333 km (0.101 R)
• M19: 21,401,771 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807

Radius: 13

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.26 AU - 9.08 AU

Year: 9669 Days

Day: 6.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,660,238 km

• M1: 161,715 km (0.116 R)
• M2: 568,322 km (0.12 R)
• M3: 2,170,216 km (0.1 R)
• M4: 3,295,791 km (0.112 R)
• M5: 4,509,478 km (0.05 R)
• M6: 6,745,069 km (0.073 R)
• M7: 7,383,104 km (0.105 R)
• M8: 11,196,353 km (0.113 R)
• M9: 12,323,424 km (0.113 R)
• M10: 13,095,648 km (0.104 R)
• M11: 16,089,849 km (0.044 R)
• M12: 18,500,769 km (0.116 R)
• M13: 19,276,733 km (0.099 R)
• M14: 24,120,113 km (0.059 R)
• M15: 33,899,625 km (0.118 R)
• M16: 40,104,646 km (0.087 R)
• M17: 47,745,806 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764

Radius: 8.3

Gravity: 11.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.51 AU - 11.99 AU

Year: 11531 Days

Day: 11.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,660,238 km

• M1: 103,223 km (0.118 R)
• M2: 371,302 km (0.109 R)
• M3: 1,420,133 km (0.079 R)
• M4: 2,523,417 km (0.103 R)
• M5: 2,911,773 km (0.117 R)
• M6: 4,440,813 km (0.083 R)
• M7: 6,136,804 km (0.107 R)
• M8: 6,561,213 km (0.116 R)
• M9: 7,005,070 km (0.059 R)
• M10: 8,133,935 km (0.025 R)
• M11: 10,420,988 km (0.038 R)
• M12: 11,365,100 km (0.094 R)
• M13: 16,219,850 km (0.108 R)
• M14: 17,638,935 km (0.051 R)
• M15: 19,629,784 km (0.087 R)
• M16: 22,121,486 km (0.073 R)
• M17: 24,720,300 km (0.101 R)
• M18: 27,931,867 km (0.086 R)
• M19: 32,670,978 km (0.057 R)
• M20: 37,409,192 km (0.048 R)
• M21: 38,434,685 km (0.054 R)
• M22: 42,034,459 km (0.1 R)
• M23: 50,669,846 km (0.06 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 13,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit