🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.72 AU - 0.82 AU

Year: 243 Days

Day: 12.6 Hours

Environment

Temp: 138 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.06 AU - 1.14 AU

Year: 415 Days

Day: 31.2 Hours

Environment

Temp: 38 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.26 AU - 1.62 AU

Year: 622 Days

Day: 26 Hours

Environment

Temp: -23 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.04 AU - 2.32 AU

Year: 1158 Days

Day: 26.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,957,199 km

• M1: 14,661 km (0.037 R)
• M2: 50,863 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.3 AU - 2.76 AU

Year: 1448 Days

Day: 33.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 89.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,957,199 km

• M1: 64,477 km (0.102 R)
• M2: 447,896 km (0.096 R)

Asteroid Belt

Center: 3.18 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.54 AU - 4.1 AU

Year: 2687 Days

Day: 42.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.2

Radius: 13.1

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.79 AU - 5.37 AU

Year: 4121 Days

Day: 7.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,957,199 km

• M1: 162,912 km (0.087 R)
• M2: 909,854 km (0.105 R)
• M3: 1,447,509 km (0.118 R)
• M4: 2,072,828 km (0.1 R)
• M5: 2,549,447 km (0.09 R)
• M6: 4,019,994 km (0.025 R)
• M7: 4,842,333 km (0.102 R)
• M8: 5,294,119 km (0.113 R)
• M9: 5,801,555 km (0.067 R)
• M10: 6,370,775 km (0.12 R)
• M11: 7,262,229 km (0.085 R)
• M12: 8,200,058 km (0.118 R)
• M13: 9,835,312 km (0.106 R)
• M14: 11,634,077 km (0.099 R)
• M15: 12,082,122 km (0.087 R)
• M16: 14,293,777 km (0.106 R)
• M17: 15,175,657 km (0.064 R)
• M18: 16,148,641 km (0.097 R)
• M19: 18,158,938 km (0.113 R)
• M20: 20,460,351 km (0.106 R)
• M21: 21,246,787 km (0.075 R)
• M22: 22,121,486 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.2

Radius: 5.1

Gravity: 33 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 10.6 AU - 15.52 AU

Year: 16986 Days

Day: 24.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 53.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 91,957,199 km

• M1: 63,429 km (0.067 R)
• M2: 678,277 km (0.067 R)
• M3: 1,931,159 km (0.07 R)
• M4: 2,471,806 km (0.086 R)
• M5: 2,876,468 km (0.114 R)
• M6: 4,356,589 km (0.095 R)
• M7: 5,129,113 km (0.109 R)
• M8: 5,907,171 km (0.068 R)
• M9: 6,410,119 km (0.101 R)
• M10: 7,217,499 km (0.116 R)
• M11: 7,453,415 km (0.105 R)
• M12: 7,743,186 km (0.029 R)
• M13: 8,396,779 km (0.041 R)
• M14: 10,821,012 km (0.087 R)
• M15: 11,318,425 km (0.115 R)
• M16: 11,830,798 km (0.066 R)
• M17: 12,425,749 km (0.073 R)
• M18: 13,461,116 km (0.105 R)
• M19: 16,098,526 km (0.12 R)
• M20: 16,501,393 km (0.12 R)
• M21: 17,665,265 km (0.118 R)
• M22: 18,441,678 km (0.113 R)
• M23: 20,907,350 km (0.07 R)
• M24: 21,580,690 km (0.108 R)
• M25: 22,970,603 km (0.115 R)
• M26: 24,630,990 km (0.118 R)
• M27: 29,128,501 km (0.098 R)
• M28: 32,073,783 km (0.081 R)
• M29: 34,011,973 km (0.083 R)
• M30: 34,276,163 km (0.086 R)
• M31: 34,942,622 km (0.116 R)
• M32: 35,211,599 km (0.097 R)
• M33: 41,334,340 km (0.091 R)
• M34: 44,883,251 km (0.091 R)
• M35: 46,976,275 km (0.07 R)
• M36: 52,579,762 km (0.079 R)
• M37: 54,904,363 km (0.119 R)
• M38: 62,484,637 km (0.085 R)
• M39: 63,279,002 km (0.086 R)
• M40: 67,768,434 km (0.104 R)
• M41: 72,684,070 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.5

Radius: 6.3

Gravity: 15.68 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 17.17 AU - 19.17 AU

Year: 27874 Days

Day: 16.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,957,199 km

• M1: 78,539 km (0.106 R)
• M2: 347,067 km (0.116 R)
• M3: 605,273 km (0.109 R)
• M4: 847,023 km (0.057 R)
• M5: 1,167,312 km (0.104 R)
• M6: 1,479,822 km (0.116 R)
• M7: 3,032,947 km (0.119 R)
• M8: 3,884,159 km (0.039 R)
• M9: 4,962,461 km (0.041 R)
• M10: 5,445,063 km (0.081 R)
• M11: 5,697,884 km (0.061 R)
• M12: 6,047,195 km (0.074 R)
• M13: 7,798,687 km (0.115 R)
• M14: 9,496,174 km (0.068 R)
• M15: 10,239,376 km (0.078 R)
• M16: 11,563,167 km (0.068 R)
• M17: 11,981,593 km (0.101 R)
• M18: 12,922,862 km (0.105 R)
• M19: 18,378,547 km (0.1 R)
• M20: 22,725,712 km (0.101 R)
• M21: 30,130,358 km (0.074 R)
• M22: 33,803,584 km (0.08 R)
• M23: 35,381,991 km (0.095 R)
• M24: 35,820,761 km (0.096 R)
• M25: 36,115,320 km (0.098 R)
• M26: 37,159,064 km (0.1 R)
• M27: 38,069,666 km (0.11 R)
• M28: 39,935,152 km (0.118 R)
• M29: 40,890,484 km (0.094 R)
• M30: 55,710,546 km (0.087 R)
• M31: 59,337,696 km (0.097 R)
• M32: 66,834,943 km (0.074 R)
• M33: 72,325,484 km (0.104 R)
• M34: 74,699,303 km (0.11 R)
• M35: 76,879,543 km (0.062 R)
• M36: 77,615,714 km (0.065 R)
• M37: 85,762,215 km (0.053 R)
• M38: 87,084,511 km (0.099 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 19,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit