🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.53 AU - 0.67 AU

Year: 168 Days

Day: 13.4 Hours

Environment

Temp: 225 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,932,559 km

• M1: 156,031 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.71 AU - 0.85 AU

Year: 249 Days

Day: 34.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 10.6

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.84 AU - 5.94 AU

Year: 4526 Days

Day: 5.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,932,559 km

• M1: 164,857 km (0.092 R)
• M2: 1,113,158 km (0.115 R)
• M3: 2,801,968 km (0.094 R)
• M4: 3,980,500 km (0.07 R)
• M5: 4,484,346 km (0.099 R)
• M6: 5,574,914 km (0.09 R)
• M7: 6,603,549 km (0.103 R)
• M8: 6,990,708 km (0.086 R)
• M9: 8,362,521 km (0.12 R)
• M10: 9,740,317 km (0.057 R)
• M11: 12,120,868 km (0.068 R)
• M12: 13,222,058 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.8

Radius: 11.1

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.77 AU - 7.41 AU

Year: 6827 Days

Day: 10.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,932,559 km

• M1: 138,976 km (0.118 R)
• M2: 525,986 km (0.081 R)
• M3: 928,255 km (0.083 R)
• M4: 1,722,470 km (0.111 R)
• M5: 3,399,462 km (0.099 R)
• M6: 3,887,001 km (0.103 R)
• M7: 4,485,543 km (0.05 R)
• M8: 5,073,462 km (0.101 R)
• M9: 6,798,924 km (0.102 R)
• M10: 7,421,999 km (0.047 R)
• M11: 7,794,947 km (0.108 R)
• M12: 8,278,746 km (0.026 R)
• M13: 9,094,503 km (0.073 R)
• M14: 9,522,054 km (0.072 R)
• M15: 12,946,050 km (0.118 R)
• M16: 16,270,414 km (0.084 R)
• M17: 17,494,573 km (0.112 R)
• M18: 18,045,393 km (0.054 R)
• M19: 18,494,486 km (0.082 R)
• M20: 19,649,980 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.4

Radius: 8

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.43 AU - 10.47 AU

Year: 9683 Days

Day: 13.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,932,559 km

• M1: 167,849 km (0.094 R)
• M2: 439,967 km (0.086 R)
• M3: 754,871 km (0.044 R)
• M4: 1,519,765 km (0.102 R)
• M5: 4,749,134 km (0.102 R)
• M6: 5,550,380 km (0.091 R)
• M7: 7,322,666 km (0.054 R)
• M8: 12,571,906 km (0.049 R)
• M9: 13,655,294 km (0.076 R)
• M10: 15,004,966 km (0.084 R)
• M11: 18,495,982 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.8

Radius: 11.5

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 8.39 AU - 12.45 AU

Year: 12164 Days

Day: 6.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,932,559 km

• M1: 177,872 km (0.059 R)
• M2: 543,040 km (0.098 R)
• M3: 1,022,950 km (0.094 R)
• M4: 1,609,374 km (0.103 R)
• M5: 2,506,812 km (0.116 R)
• M6: 3,585,711 km (0.096 R)
• M7: 4,106,462 km (0.118 R)
• M8: 4,951,091 km (0.046 R)
• M9: 5,768,943 km (0.114 R)
• M10: 9,618,844 km (0.119 R)
• M11: 10,523,911 km (0.114 R)
• M12: 11,320,669 km (0.091 R)
• M13: 18,066,336 km (0.112 R)
• M14: 21,889,609 km (0.049 R)
• M15: 27,684,133 km (0.099 R)
• M16: 32,509,412 km (0.046 R)
• M17: 43,652,359 km (0.049 R)
• M18: 44,465,573 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.4

Radius: 8.2

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 9.4 AU - 13.8 AU

Year: 14288 Days

Day: 14.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,932,559 km

• M1: 102,175 km (0.101 R)
• M2: 431,889 km (0.084 R)
• M3: 1,186,162 km (0.095 R)
• M4: 1,605,185 km (0.096 R)
• M5: 1,883,138 km (0.09 R)
• M6: 3,316,435 km (0.06 R)
• M7: 13,056,753 km (0.099 R)
• M8: 13,359,838 km (0.098 R)
• M9: 18,428,513 km (0.12 R)
• M10: 23,588,443 km (0.083 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 11,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit