🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.74 AU - 1.92 AU

Year: 904 Days

Day: 46.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.28 AU - 3.46 AU

Year: 1776 Days

Day: 15.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.32 AU - 3.52 AU

Year: 1822 Days

Day: 26.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,650,876 km

• M1: 446,250 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.71 AU - 3.27 AU

Year: 1888 Days

Day: 36.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.4

Radius: 9.2

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.4 AU - 5.52 AU

Year: 4035 Days

Day: 9.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,650,876 km

• M1: 114,442 km (0.111 R)
• M2: 441,763 km (0.05 R)
• M3: 796,010 km (0.081 R)
• M4: 1,096,552 km (0.1 R)
• M5: 1,514,080 km (0.074 R)
• M6: 1,822,850 km (0.104 R)
• M7: 2,239,181 km (0.113 R)
• M8: 3,527,219 km (0.106 R)
• M9: 4,037,497 km (0.08 R)
• M10: 4,488,983 km (0.11 R)
• M11: 4,883,024 km (0.069 R)
• M12: 5,420,230 km (0.107 R)
• M13: 6,126,781 km (0.082 R)
• M14: 6,780,224 km (0.068 R)
• M15: 7,182,343 km (0.107 R)
• M16: 7,479,295 km (0.032 R)
• M17: 7,784,325 km (0.119 R)
• M18: 11,074,282 km (0.047 R)
• M19: 13,736,675 km (0.071 R)
• M20: 16,132,634 km (0.093 R)
• M21: 16,643,362 km (0.11 R)
• M22: 17,376,241 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.4

Radius: 9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.13 AU - 5.17 AU

Year: 4269 Days

Day: 6.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,650,876 km

• M1: 112,049 km (0.082 R)
• M2: 457,021 km (0.106 R)
• M3: 1,229,994 km (0.054 R)
• M4: 2,090,032 km (0.063 R)
• M5: 2,563,958 km (0.108 R)
• M6: 3,124,352 km (0.087 R)
• M7: 4,764,543 km (0.112 R)
• M8: 6,187,518 km (0.103 R)
• M9: 6,829,442 km (0.098 R)
• M10: 7,397,615 km (0.093 R)
• M11: 9,123,226 km (0.114 R)
• M12: 9,742,113 km (0.105 R)
• M13: 10,242,667 km (0.105 R)
• M14: 11,140,404 km (0.105 R)
• M15: 11,608,645 km (0.106 R)
• M16: 13,968,851 km (0.104 R)
• M17: 14,930,915 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.9

Radius: 8.2

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.27 AU - 6.67 AU

Year: 6011 Days

Day: 6.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,650,876 km

• M1: 102,026 km (0.118 R)
• M2: 472,580 km (0.056 R)
• M3: 750,832 km (0.114 R)
• M4: 1,190,949 km (0.107 R)
• M5: 1,577,958 km (0.068 R)
• M6: 2,047,396 km (0.074 R)
• M7: 5,097,398 km (0.061 R)
• M8: 5,697,285 km (0.098 R)
• M9: 8,973,778 km (0.107 R)
• M10: 9,762,308 km (0.113 R)
• M11: 10,961,036 km (0.113 R)
• M12: 12,106,656 km (0.048 R)
• M13: 18,720,678 km (0.113 R)
• M14: 22,003,453 km (0.044 R)
• M15: 26,392,804 km (0.092 R)
• M16: 27,832,833 km (0.085 R)
• M17: 30,135,145 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 8.8

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.27 AU - 11.71 AU

Year: 10678 Days

Day: 14.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,650,876 km

• M1: 109,506 km (0.114 R)
• M2: 1,474,736 km (0.075 R)
• M3: 2,306,201 km (0.116 R)
• M4: 2,893,073 km (0.095 R)
• M5: 4,861,183 km (0.106 R)
• M6: 7,589,100 km (0.11 R)
• M7: 8,640,923 km (0.113 R)
• M8: 9,028,680 km (0.064 R)
• M9: 10,049,087 km (0.031 R)
• M10: 12,256,853 km (0.059 R)
• M11: 12,808,869 km (0.096 R)
• M12: 13,570,621 km (0.102 R)
• M13: 14,632,916 km (0.074 R)
• M14: 19,938,703 km (0.071 R)
• M15: 20,616,531 km (0.093 R)
• M16: 25,600,235 km (0.034 R)
• M17: 27,321,508 km (0.116 R)
• M18: 37,352,344 km (0.115 R)
• M19: 42,690,595 km (0.088 R)
• M20: 45,250,514 km (0.085 R)
• M21: 51,459,872 km (0.092 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.5

Radius: 14.1

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 9.92 AU - 13.08 AU

Year: 14244 Days

Day: 5.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,650,876 km

• M1: 177,722 km (0.107 R)
• M2: 693,985 km (0.118 R)
• M3: 1,288,337 km (0.102 R)
• M4: 1,738,477 km (0.096 R)
• M5: 2,182,633 km (0.099 R)
• M6: 2,972,360 km (0.105 R)
• M7: 3,512,408 km (0.111 R)
• M8: 5,055,361 km (0.106 R)
• M9: 9,230,488 km (0.104 R)
• M10: 10,118,052 km (0.116 R)
• M11: 19,135,662 km (0.033 R)
• M12: 24,063,715 km (0.103 R)
• M13: 24,844,766 km (0.06 R)
• M14: 26,149,857 km (0.025 R)
• M15: 27,289,494 km (0.115 R)
• M16: 31,714,300 km (0.101 R)
• M17: 32,534,994 km (0.047 R)
• M18: 33,610,902 km (0.05 R)
• M19: 44,386,287 km (0.05 R)
• M20: 57,258,735 km (0.089 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 16,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit