🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.4 AU - 0.64 AU

Year: 144 Days

Day: 38.6 Hours

Environment

Temp: 149 °C

Axial Tilt: 163.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.62 AU - 0.68 AU

Year: 201 Days

Day: 29 Hours

Environment

Temp: 110 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.83 AU - 0.85 AU

Year: 295 Days

Day: 16.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 23 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.43 AU - 1.83 AU

Year: 797 Days

Day: 17.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.3

Radius: 12.1

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.59 AU - 5.93 AU

Year: 5293 Days

Day: 7.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,273,804 km

• M1: 150,495 km (0.113 R)
• M2: 708,944 km (0.077 R)
• M3: 1,447,808 km (0.093 R)
• M4: 1,950,158 km (0.1 R)
• M5: 2,517,283 km (0.088 R)
• M6: 2,942,291 km (0.079 R)
• M7: 3,825,816 km (0.03 R)
• M8: 4,773,070 km (0.075 R)
• M9: 5,487,250 km (0.105 R)
• M10: 6,022,511 km (0.119 R)
• M11: 6,790,397 km (0.072 R)
• M12: 8,756,412 km (0.055 R)
• M13: 10,174,151 km (0.07 R)
• M14: 10,618,906 km (0.046 R)
• M15: 12,630,847 km (0.112 R)
• M16: 13,407,410 km (0.091 R)
• M17: 13,996,826 km (0.116 R)
• M18: 14,659,694 km (0.114 R)
• M19: 15,751,758 km (0.101 R)
• M20: 16,347,906 km (0.115 R)
• M21: 18,553,726 km (0.077 R)
• M22: 19,218,838 km (0.051 R)
• M23: 20,315,989 km (0.105 R)
• M24: 21,237,961 km (0.096 R)
• M25: 23,936,407 km (0.096 R)
• M26: 24,645,202 km (0.116 R)
• M27: 25,857,543 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.4

Radius: 10

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.51 AU - 7.57 AU

Year: 6404 Days

Day: 11.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,273,804 km

• M1: 124,465 km (0.055 R)
• M2: 459,265 km (0.092 R)
• M3: 895,194 km (0.099 R)
• M4: 1,850,226 km (0.108 R)
• M5: 2,518,630 km (0.026 R)
• M6: 3,147,988 km (0.11 R)
• M7: 3,966,737 km (0.066 R)
• M8: 4,355,243 km (0.06 R)
• M9: 4,719,065 km (0.081 R)
• M10: 5,103,232 km (0.099 R)
• M11: 5,704,466 km (0.079 R)
• M12: 6,982,929 km (0.1 R)
• M13: 7,517,143 km (0.094 R)
• M14: 9,889,766 km (0.098 R)
• M15: 10,607,087 km (0.078 R)
• M16: 11,268,609 km (0.111 R)
• M17: 12,192,974 km (0.074 R)
• M18: 12,673,632 km (0.1 R)
• M19: 16,285,374 km (0.081 R)
• M20: 17,165,757 km (0.085 R)
• M21: 17,587,174 km (0.099 R)
• M22: 18,325,889 km (0.08 R)
• M23: 19,407,481 km (0.064 R)
• M24: 22,190,600 km (0.111 R)
• M25: 22,763,111 km (0.103 R)
• M26: 24,691,877 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.7

Radius: 8.1

Gravity: 13.41 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.03 AU - 7.05 AU

Year: 7152 Days

Day: 7.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,273,804 km

• M1: 100,679 km (0.064 R)
• M2: 519,703 km (0.09 R)
• M3: 1,032,973 km (0.11 R)
• M4: 1,763,460 km (0.074 R)
• M5: 3,665,746 km (0.092 R)
• M6: 4,173,182 km (0.051 R)
• M7: 5,051,172 km (0.092 R)
• M8: 5,911,809 km (0.092 R)
• M9: 6,324,250 km (0.09 R)
• M10: 9,959,478 km (0.105 R)
• M11: 12,546,624 km (0.093 R)
• M12: 15,550,998 km (0.101 R)
• M13: 16,072,496 km (0.072 R)
• M14: 22,437,586 km (0.115 R)
• M15: 22,768,796 km (0.102 R)
• M16: 27,284,408 km (0.08 R)
• M17: 28,621,065 km (0.118 R)
• M18: 32,468,572 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.7

Radius: 6.3

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 18.28 AU - 18.68 AU

Year: 30417 Days

Day: 20.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,273,804 km

• M1: 82,728 km (0.048 R)
• M2: 524,640 km (0.061 R)
• M3: 1,457,682 km (0.06 R)
• M4: 2,476,144 km (0.108 R)
• M5: 2,982,982 km (0.041 R)
• M6: 7,321,170 km (0.103 R)
• M7: 7,828,606 km (0.055 R)
• M8: 14,419,140 km (0.103 R)
• M9: 15,707,477 km (0.079 R)
• M10: 24,300,229 km (0.054 R)
• M11: 25,085,169 km (0.061 R)
• M12: 29,139,421 km (0.116 R)
• M13: 30,410,106 km (0.116 R)
• M14: 31,983,277 km (0.067 R)
• M15: 39,429,361 km (0.08 R)
• M16: 40,356,569 km (0.104 R)
• M17: 61,460,041 km (0.091 R)
• M18: 69,858,466 km (0.115 R)
• M19: 81,204,866 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 12,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit