🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.56 AU - 0.94 AU

Year: 233 Days

Day: 40.3 Hours

Environment

Temp: 183 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.32 AU - 1.98 AU

Year: 759 Days

Day: 38.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.72 AU - 1.74 AU

Year: 815 Days

Day: 46.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,864,334 km

• M1: 199,713 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.71 AU - 3.43 AU

Year: 1927 Days

Day: 14.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.6 AU - 5.94 AU

Year: 3731 Days

Day: 12.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,864,334 km

• M1: 698,622 km (0.108 R)
• M2: 724,353 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102

Radius: 10.1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.58 AU - 7.16 AU

Year: 5094 Days

Day: 13.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,864,334 km

• M1: 125,812 km (0.036 R)
• M2: 662,419 km (0.067 R)
• M3: 1,131,708 km (0.082 R)
• M4: 1,794,875 km (0.11 R)
• M5: 3,410,981 km (0.113 R)
• M6: 4,069,810 km (0.09 R)
• M7: 5,092,461 km (0.036 R)
• M8: 6,614,619 km (0.114 R)
• M9: 7,465,981 km (0.106 R)
• M10: 14,754,688 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.5

Radius: 12.2

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.16 AU - 6.88 AU

Year: 5290 Days

Day: 11.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,864,334 km

• M1: 152,739 km (0.036 R)
• M2: 548,575 km (0.063 R)
• M3: 988,094 km (0.09 R)
• M4: 1,412,802 km (0.087 R)
• M5: 2,446,823 km (0.116 R)
• M6: 2,918,505 km (0.069 R)
• M7: 3,513,904 km (0.102 R)
• M8: 4,260,996 km (0.06 R)
• M9: 5,333,912 km (0.104 R)
• M10: 6,977,843 km (0.12 R)
• M11: 9,892,309 km (0.114 R)
• M12: 13,912,153 km (0.099 R)
• M13: 15,599,916 km (0.103 R)
• M14: 16,131,886 km (0.077 R)
• M15: 17,420,373 km (0.113 R)
• M16: 19,924,641 km (0.076 R)
• M17: 21,262,645 km (0.035 R)
• M18: 22,360,693 km (0.111 R)
• M19: 25,636,438 km (0.053 R)
• M20: 27,817,275 km (0.033 R)
• M21: 30,210,093 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.3

Radius: 12.2

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.45 AU - 8.87 AU

Year: 9127 Days

Day: 5 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,864,334 km

• M1: 204,500 km (0.045 R)
• M2: 683,812 km (0.042 R)
• M3: 1,372,860 km (0.109 R)
• M4: 2,643,993 km (0.075 R)
• M5: 3,027,113 km (0.112 R)
• M6: 3,683,698 km (0.108 R)
• M7: 5,032,921 km (0.043 R)
• M8: 6,491,800 km (0.119 R)
• M9: 8,641,371 km (0.076 R)
• M10: 9,621,686 km (0.081 R)
• M11: 10,493,842 km (0.104 R)
• M12: 13,911,704 km (0.086 R)
• M13: 14,686,322 km (0.106 R)
• M14: 15,665,141 km (0.096 R)
• M15: 16,810,163 km (0.108 R)
• M16: 18,664,130 km (0.118 R)
• M17: 25,773,768 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.5

Radius: 9.5

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.51 AU - 11.61 AU

Year: 13174 Days

Day: 9.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,864,334 km

• M1: 118,781 km (0.083 R)
• M2: 479,910 km (0.115 R)
• M3: 874,998 km (0.106 R)
• M4: 1,570,927 km (0.104 R)
• M5: 2,661,945 km (0.101 R)
• M6: 4,110,351 km (0.088 R)
• M7: 4,797,604 km (0.059 R)
• M8: 5,735,433 km (0.084 R)
• M9: 8,195,121 km (0.113 R)
• M10: 9,086,724 km (0.099 R)
• M11: 9,783,850 km (0.081 R)
• M12: 16,124,706 km (0.085 R)
• M13: 21,061,884 km (0.108 R)
• M14: 23,455,749 km (0.078 R)
• M15: 30,060,196 km (0.074 R)
• M16: 31,047,243 km (0.045 R)
• M17: 32,396,765 km (0.113 R)
• M18: 32,740,092 km (0.079 R)
• M19: 46,930,647 km (0.099 R)
• M20: 49,459,150 km (0.114 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 16,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit