🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.42 AU - 0.6 AU

Year: 136 Days

Day: 26.8 Hours

Environment

Temp: 196 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.13 AU - 1.17 AU

Year: 462 Days

Day: 32.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 9.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.4 AU - 3.1 AU

Year: 1709 Days

Day: 41.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,970,777 km

• M1: 45,029 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.66 AU - 3.68 AU

Year: 2635 Days

Day: 23.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.4

Radius: 11.7

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.55 AU - 5.17 AU

Year: 4015 Days

Day: 14.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,970,777 km

• M1: 145,559 km (0.088 R)
• M2: 527,332 km (0.119 R)
• M3: 948,750 km (0.069 R)
• M4: 1,542,055 km (0.095 R)
• M5: 2,214,198 km (0.104 R)
• M6: 3,713,917 km (0.094 R)
• M7: 4,964,705 km (0.102 R)
• M8: 6,135,158 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.9

Radius: 12.3

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.9 AU - 6.08 AU

Year: 5494 Days

Day: 7.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,970,777 km

• M1: 153,039 km (0.092 R)
• M2: 668,553 km (0.116 R)
• M3: 1,068,877 km (0.109 R)
• M4: 1,556,416 km (0.113 R)
• M5: 2,011,643 km (0.084 R)
• M6: 2,414,809 km (0.042 R)
• M7: 3,329,899 km (0.115 R)
• M8: 4,186,496 km (0.096 R)
• M9: 5,924,674 km (0.083 R)
• M10: 7,547,362 km (0.118 R)
• M11: 10,134,807 km (0.116 R)
• M12: 10,638,653 km (0.103 R)
• M13: 11,742,386 km (0.046 R)
• M14: 16,582,176 km (0.113 R)
• M15: 21,632,450 km (0.069 R)
• M16: 22,187,907 km (0.12 R)
• M17: 24,580,426 km (0.084 R)
• M18: 26,189,800 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.7

Radius: 8.8

Gravity: 11.92 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 9.06 AU - 12.96 AU

Year: 13690 Days

Day: 10.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,970,777 km

• M1: 109,506 km (0.033 R)
• M2: 521,947 km (0.095 R)
• M3: 1,021,454 km (0.099 R)
• M4: 1,420,581 km (0.109 R)
• M5: 2,451,012 km (0.118 R)
• M6: 3,409,934 km (0.078 R)
• M7: 4,800,296 km (0.12 R)
• M8: 5,217,974 km (0.072 R)
• M9: 6,206,666 km (0.069 R)
• M10: 7,181,147 km (0.081 R)
• M11: 7,964,441 km (0.102 R)
• M12: 9,484,206 km (0.114 R)
• M13: 10,369,526 km (0.119 R)
• M14: 12,888,455 km (0.118 R)
• M15: 14,253,984 km (0.056 R)
• M16: 15,638,363 km (0.073 R)
• M17: 16,093,589 km (0.077 R)
• M18: 16,871,947 km (0.092 R)
• M19: 18,086,233 km (0.104 R)
• M20: 19,098,711 km (0.116 R)
• M21: 19,444,432 km (0.114 R)
• M22: 20,237,750 km (0.071 R)
• M23: 21,983,108 km (0.096 R)
• M24: 28,151,327 km (0.037 R)
• M25: 28,938,661 km (0.094 R)
• M26: 36,431,270 km (0.074 R)
• M27: 36,829,799 km (0.11 R)
• M28: 51,511,783 km (0.088 R)
• M29: 54,922,465 km (0.103 R)
• M30: 61,248,061 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.5

Radius: 9.3

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.53 AU - 12.23 AU

Year: 14386 Days

Day: 6 Hours

Environment

Temp: -178 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,970,777 km

• M1: 115,789 km (0.079 R)
• M2: 409,300 km (0.093 R)
• M3: 808,576 km (0.103 R)
• M4: 1,222,364 km (0.054 R)
• M5: 2,814,385 km (0.093 R)
• M6: 4,526,832 km (0.083 R)
• M7: 8,376,733 km (0.106 R)
• M8: 8,968,991 km (0.088 R)
• M9: 10,236,982 km (0.099 R)
• M10: 10,628,330 km (0.033 R)
• M11: 11,680,901 km (0.094 R)
• M12: 11,985,183 km (0.085 R)
• M13: 13,321,690 km (0.103 R)
• M14: 14,404,779 km (0.058 R)
• M15: 15,545,463 km (0.06 R)
• M16: 17,925,266 km (0.05 R)
• M17: 19,075,673 km (0.094 R)
• M18: 21,341,632 km (0.077 R)
• M19: 22,445,665 km (0.106 R)
• M20: 23,976,350 km (0.109 R)
• M21: 27,457,941 km (0.074 R)
• M22: 28,105,550 km (0.067 R)
• M23: 28,873,885 km (0.09 R)
• M24: 29,768,929 km (0.092 R)
• M25: 32,445,534 km (0.118 R)
• M26: 33,780,695 km (0.103 R)
• M27: 39,080,349 km (0.107 R)
• M28: 41,150,036 km (0.117 R)
• M29: 41,997,957 km (0.063 R)
• M30: 49,048,205 km (0.078 R)
• M31: 50,321,881 km (0.069 R)
• M32: 50,966,947 km (0.118 R)
• M33: 54,106,408 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.7

Radius: 4.1

Gravity: 14.2 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 12.08 AU - 13.32 AU

Year: 16960 Days

Day: 23.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,970,777 km

• M1: 51,013 km (0.043 R)
• M2: 286,480 km (0.114 R)
• M3: 457,769 km (0.109 R)
• M4: 773,122 km (0.118 R)
• M5: 1,004,699 km (0.11 R)
• M6: 1,370,915 km (0.119 R)
• M7: 1,788,742 km (0.11 R)
• M8: 2,806,905 km (0.062 R)
• M9: 3,140,957 km (0.047 R)
• M10: 3,281,728 km (0.077 R)
• M11: 3,968,233 km (0.041 R)
• M12: 4,245,288 km (0.061 R)
• M13: 4,564,829 km (0.085 R)
• M14: 6,370,326 km (0.076 R)
• M15: 6,906,186 km (0.064 R)
• M16: 7,554,842 km (0.103 R)
• M17: 11,089,092 km (0.093 R)
• M18: 11,471,614 km (0.107 R)
• M19: 18,387,822 km (0.075 R)
• M20: 19,627,091 km (0.046 R)
• M21: 21,757,963 km (0.12 R)
• M22: 24,678,114 km (0.066 R)
• M23: 25,235,665 km (0.11 R)
• M24: 26,183,517 km (0.114 R)
• M25: 29,792,416 km (0.101 R)
• M26: 31,933,909 km (0.115 R)
• M27: 36,281,074 km (0.113 R)
• M28: 39,979,582 km (0.077 R)
• M29: 41,526,723 km (0.102 R)
• M30: 44,465,873 km (0.05 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 18,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit