🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.04 AU - 1.14 AU

Year: 418 Days

Day: 26 Hours

Environment

Temp: 25 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,397,209 km

• M1: 83,476 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.24 AU - 1.46 AU

Year: 576 Days

Day: 15 Hours

Environment

Temp: -26 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,397,209 km

• M1: 37,100 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.75 AU - 1.93 AU

Year: 916 Days

Day: 14.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.9

Radius: 10.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.81 AU - 4.83 AU

Year: 3885 Days

Day: 6.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,397,209 km

• M1: 134,339 km (0.108 R)
• M2: 557,701 km (0.101 R)
• M3: 1,467,854 km (0.092 R)
• M4: 2,015,083 km (0.101 R)
• M5: 2,600,161 km (0.117 R)
• M6: 4,088,959 km (0.071 R)
• M7: 5,005,395 km (0.113 R)
• M8: 5,564,891 km (0.072 R)
• M9: 7,529,560 km (0.06 R)
• M10: 8,162,209 km (0.112 R)
• M11: 8,650,646 km (0.096 R)
• M12: 9,048,128 km (0.103 R)
• M13: 9,495,575 km (0.071 R)
• M14: 11,435,261 km (0.049 R)
• M15: 12,316,542 km (0.113 R)
• M16: 12,727,637 km (0.086 R)
• M17: 14,464,618 km (0.114 R)
• M18: 15,025,610 km (0.095 R)
• M19: 15,707,028 km (0.078 R)
• M20: 16,574,098 km (0.096 R)
• M21: 17,019,301 km (0.08 R)
• M22: 19,612,879 km (0.084 R)
• M23: 21,922,371 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.5

Radius: 14.3

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.72 AU - 7.42 AU

Year: 6182 Days

Day: 11.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 54.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,397,209 km

• M1: 177,872 km (0.112 R)
• M2: 673,041 km (0.071 R)
• M3: 1,569,132 km (0.097 R)
• M4: 2,626,041 km (0.041 R)
• M5: 3,212,764 km (0.1 R)
• M6: 5,751,739 km (0.113 R)
• M7: 6,554,182 km (0.057 R)
• M8: 7,536,142 km (0.117 R)
• M9: 8,968,841 km (0.084 R)
• M10: 12,024,228 km (0.118 R)
• M11: 12,669,444 km (0.096 R)
• M12: 13,337,548 km (0.11 R)
• M13: 15,426,233 km (0.069 R)
• M14: 19,356,917 km (0.057 R)
• M15: 20,244,033 km (0.09 R)
• M16: 23,525,462 km (0.068 R)
• M17: 23,988,318 km (0.027 R)
• M18: 25,332,754 km (0.09 R)
• M19: 30,481,165 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.3

Radius: 9.5

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.36 AU - 7.92 AU

Year: 6281 Days

Day: 10.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,397,209 km

• M1: 118,182 km (0.099 R)
• M2: 920,177 km (0.113 R)
• M3: 1,279,062 km (0.069 R)
• M4: 1,612,366 km (0.118 R)
• M5: 2,004,013 km (0.043 R)
• M6: 2,458,791 km (0.11 R)
• M7: 2,844,155 km (0.081 R)
• M8: 3,713,767 km (0.114 R)
• M9: 4,351,353 km (0.107 R)
• M10: 4,778,754 km (0.112 R)
• M11: 5,533,176 km (0.103 R)
• M12: 6,003,363 km (0.074 R)
• M13: 6,602,652 km (0.116 R)
• M14: 7,842,818 km (0.117 R)
• M15: 9,017,909 km (0.059 R)
• M16: 14,260,267 km (0.053 R)
• M17: 15,025,012 km (0.028 R)
• M18: 15,631,781 km (0.113 R)
• M19: 17,220,061 km (0.112 R)
• M20: 21,314,555 km (0.072 R)
• M21: 21,925,962 km (0.095 R)
• M22: 23,024,010 km (0.103 R)
• M23: 23,912,172 km (0.095 R)
• M24: 25,159,819 km (0.098 R)
• M25: 28,606,254 km (0.039 R)
• M26: 31,956,349 km (0.057 R)
• M27: 33,571,557 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.3

Radius: 7.7

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 14.13 AU - 16.85 AU

Year: 22379 Days

Day: 20.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,397,209 km

• M1: 96,491 km (0.04 R)
• M2: 976,575 km (0.102 R)
• M3: 1,561,503 km (0.082 R)
• M4: 1,951,355 km (0.1 R)
• M5: 3,818,037 km (0.117 R)
• M6: 4,162,860 km (0.098 R)
• M7: 10,321,505 km (0.044 R)
• M8: 13,319,895 km (0.085 R)
• M9: 16,360,921 km (0.109 R)
• M10: 16,606,112 km (0.084 R)
• M11: 21,744,649 km (0.118 R)
• M12: 24,087,651 km (0.113 R)
• M13: 32,632,083 km (0.101 R)
• M14: 33,021,037 km (0.041 R)
• M15: 39,231,294 km (0.088 R)
• M16: 42,532,619 km (0.073 R)
• M17: 44,886,841 km (0.059 R)
• M18: 48,158,995 km (0.101 R)
• M19: 58,350,500 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 15,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit