🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.59 AU - 0.81 AU

Year: 210 Days

Day: 15.3 Hours

Environment

Temp: 203 °C

Axial Tilt: 49.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.12 AU - 1.5 AU

Year: 537 Days

Day: 18.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,555,077 km

• M1: 68,516 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.5 AU - 2.38 AU

Year: 968 Days

Day: 48 Hours

Environment

Temp: -63 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.36 AU - 2.56 AU

Year: 1382 Days

Day: 40.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14

Radius: 9.7

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.44 AU - 6.16 AU

Year: 5003 Days

Day: 9 Hours

Environment

Temp: -141 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,555,077 km

• M1: 124,465 km (0.089 R)
• M2: 490,980 km (0.1 R)
• M3: 795,113 km (0.118 R)
• M4: 1,380,938 km (0.057 R)
• M5: 1,878,500 km (0.092 R)
• M6: 2,817,377 km (0.085 R)
• M7: 3,485,780 km (0.087 R)
• M8: 4,057,393 km (0.09 R)
• M9: 4,807,776 km (0.109 R)
• M10: 6,233,145 km (0.074 R)
• M11: 7,186,682 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.6

Radius: 8.4

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.74 AU - 6.48 AU

Year: 5409 Days

Day: 14.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,555,077 km

• M1: 104,419 km (0.104 R)
• M2: 470,037 km (0.117 R)
• M3: 1,260,063 km (0.104 R)
• M4: 1,619,098 km (0.081 R)
• M5: 1,904,830 km (0.086 R)
• M6: 2,546,006 km (0.066 R)
• M7: 2,807,354 km (0.092 R)
• M8: 3,183,891 km (0.081 R)
• M9: 3,812,053 km (0.079 R)
• M10: 4,108,855 km (0.107 R)
• M11: 4,545,382 km (0.105 R)
• M12: 6,383,940 km (0.094 R)
• M13: 7,003,873 km (0.09 R)
• M14: 7,485,877 km (0.085 R)
• M15: 8,985,447 km (0.101 R)
• M16: 14,126,078 km (0.068 R)
• M17: 14,839,810 km (0.073 R)
• M18: 16,043,324 km (0.112 R)
• M19: 17,187,150 km (0.107 R)
• M20: 19,234,995 km (0.087 R)
• M21: 19,703,685 km (0.096 R)
• M22: 22,826,541 km (0.116 R)
• M23: 24,977,010 km (0.105 R)
• M24: 26,346,579 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.9

Radius: 10.7

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.01 AU - 11.45 AU

Year: 11719 Days

Day: 12.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,555,077 km

• M1: 134,040 km (0.119 R)
• M2: 472,729 km (0.052 R)
• M3: 1,410,558 km (0.073 R)
• M4: 2,079,710 km (0.085 R)
• M5: 2,890,081 km (0.095 R)
• M6: 3,996,507 km (0.057 R)
• M7: 4,378,430 km (0.035 R)
• M8: 7,853,739 km (0.111 R)
• M9: 8,373,591 km (0.116 R)
• M10: 9,933,897 km (0.067 R)
• M11: 10,734,545 km (0.051 R)
• M12: 11,476,251 km (0.072 R)
• M13: 11,833,790 km (0.075 R)
• M14: 15,582,114 km (0.039 R)
• M15: 17,055,653 km (0.11 R)
• M16: 18,480,274 km (0.079 R)
• M17: 19,836,079 km (0.063 R)
• M18: 20,277,692 km (0.068 R)
• M19: 21,180,665 km (0.108 R)
• M20: 25,233,720 km (0.076 R)
• M21: 25,578,842 km (0.11 R)
• M22: 26,543,898 km (0.107 R)
• M23: 28,453,515 km (0.096 R)
• M24: 30,258,563 km (0.112 R)
• M25: 33,886,162 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.1

Radius: 7.3

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 14.63 AU - 17.31 AU

Year: 22858 Days

Day: 19.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,555,077 km

• M1: 91,105 km (0.051 R)
• M2: 355,594 km (0.102 R)
• M3: 848,968 km (0.051 R)
• M4: 1,109,119 km (0.089 R)
• M5: 1,926,372 km (0.099 R)
• M6: 2,859,563 km (0.095 R)
• M7: 6,549,395 km (0.097 R)
• M8: 7,481,838 km (0.086 R)
• M9: 8,237,158 km (0.115 R)
• M10: 9,549,879 km (0.065 R)
• M11: 14,318,012 km (0.088 R)
• M12: 15,400,054 km (0.065 R)
• M13: 16,042,427 km (0.032 R)
• M14: 20,659,765 km (0.112 R)
• M15: 26,204,760 km (0.086 R)
• M16: 29,255,509 km (0.084 R)
• M17: 30,364,478 km (0.028 R)
• M18: 39,515,978 km (0.077 R)
• M19: 43,353,463 km (0.106 R)
• M20: 49,133,027 km (0.091 R)
• M21: 70,163,795 km (0.107 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 16,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit