🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.96 AU - 1.44 AU

Year: 485 Days

Day: 15.5 Hours

Environment

Temp: -13 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.07 AU - 3.65 AU

Year: 2272 Days

Day: 24.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.3 AU - 5.34 AU

Year: 3313 Days

Day: 27.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.27 AU - 4.73 AU

Year: 3522 Days

Day: 30.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.5

Radius: 12.2

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.5 AU - 8.78 AU

Year: 7791 Days

Day: 14 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,795,538 km

• M1: 153,637 km (0.082 R)
• M2: 685,158 km (0.101 R)
• M3: 1,367,773 km (0.066 R)
• M4: 2,103,944 km (0.104 R)
• M5: 2,896,813 km (0.116 R)
• M6: 3,602,317 km (0.105 R)
• M7: 5,072,864 km (0.051 R)
• M8: 7,706,983 km (0.061 R)
• M9: 8,593,949 km (0.112 R)
• M10: 9,189,947 km (0.116 R)
• M11: 10,963,430 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.2

Radius: 11.3

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.09 AU - 9.87 AU

Year: 8317 Days

Day: 12.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,795,538 km

• M1: 140,472 km (0.072 R)
• M2: 1,400,535 km (0.099 R)
• M3: 1,904,979 km (0.086 R)
• M4: 2,705,178 km (0.11 R)
• M5: 3,194,064 km (0.082 R)
• M6: 4,378,879 km (0.086 R)
• M7: 5,118,192 km (0.092 R)
• M8: 5,734,386 km (0.062 R)
• M9: 6,472,352 km (0.106 R)
• M10: 7,967,433 km (0.106 R)
• M11: 8,484,294 km (0.075 R)
• M12: 9,729,247 km (0.077 R)
• M13: 14,890,374 km (0.105 R)
• M14: 30,068,424 km (0.103 R)
• M15: 35,987,114 km (0.092 R)
• M16: 41,222,292 km (0.027 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437

Radius: 9.5

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.94 AU - 11.44 AU

Year: 13811 Days

Day: 8.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,795,538 km

• M1: 118,332 km (0.114 R)
• M2: 441,463 km (0.1 R)
• M3: 925,562 km (0.096 R)
• M4: 1,287,589 km (0.117 R)
• M5: 1,870,721 km (0.073 R)
• M6: 2,196,546 km (0.066 R)
• M7: 2,704,281 km (0.086 R)
• M8: 3,900,764 km (0.072 R)
• M9: 4,647,557 km (0.074 R)
• M10: 5,978,829 km (0.091 R)
• M11: 7,010,904 km (0.105 R)
• M12: 7,338,374 km (0.096 R)
• M13: 8,112,992 km (0.105 R)
• M14: 8,893,593 km (0.111 R)
• M15: 12,227,232 km (0.101 R)
• M16: 14,863,147 km (0.067 R)
• M17: 15,336,624 km (0.071 R)
• M18: 17,480,511 km (0.096 R)
• M19: 20,473,366 km (0.039 R)
• M20: 21,743,452 km (0.073 R)
• M21: 22,707,610 km (0.088 R)
• M22: 25,099,680 km (0.073 R)
• M23: 31,805,704 km (0.098 R)
• M24: 35,868,483 km (0.044 R)
• M25: 36,843,412 km (0.07 R)
• M26: 41,583,571 km (0.087 R)
• M27: 49,657,068 km (0.057 R)

Asteroid Belt

Center: 12.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.8

Radius: 5.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 10.53 AU - 15.69 AU

Year: 17514 Days

Day: 15.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,795,538 km

• M1: 65,973 km (0.111 R)
• M2: 388,506 km (0.057 R)
• M3: 594,801 km (0.058 R)
• M4: 796,908 km (0.113 R)
• M5: 1,015,022 km (0.095 R)
• M6: 1,193,193 km (0.087 R)
• M7: 1,367,773 km (0.049 R)
• M8: 1,904,082 km (0.118 R)
• M9: 3,427,287 km (0.095 R)
• M10: 5,122,081 km (0.064 R)
• M11: 7,817,686 km (0.099 R)
• M12: 9,672,699 km (0.077 R)
• M13: 10,432,058 km (0.1 R)
• M14: 10,776,432 km (0.101 R)
• M15: 11,128,436 km (0.112 R)
• M16: 13,928,160 km (0.102 R)
• M17: 16,693,178 km (0.116 R)
• M18: 17,028,726 km (0.058 R)
• M19: 18,559,411 km (0.086 R)
• M20: 19,728,668 km (0.047 R)
• M21: 21,023,886 km (0.118 R)
• M22: 22,537,368 km (0.074 R)
• M23: 23,195,748 km (0.093 R)
• M24: 24,122,058 km (0.033 R)
• M25: 26,047,981 km (0.08 R)
• M26: 26,318,305 km (0.118 R)
• M27: 26,499,617 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 18,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit