🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.88 AU - 1.12 AU

Year: 379 Days

Day: 34.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,308,404 km

• M1: 869,014 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.96 AU - 1.34 AU

Year: 467 Days

Day: 27.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.1 AU - 2.62 AU

Year: 1373 Days

Day: 27.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.25 AU - 4.29 AU

Year: 2772 Days

Day: 26.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.88 AU - 4.12 AU

Year: 3030 Days

Day: 34.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.9

Radius: 13.1

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.93 AU - 12.27 AU

Year: 13071 Days

Day: 9.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,308,404 km

• M1: 162,912 km (0.084 R)
• M2: 638,484 km (0.109 R)
• M3: 1,724,265 km (0.095 R)
• M4: 3,539,635 km (0.09 R)
• M5: 4,718,915 km (0.09 R)
• M6: 6,145,181 km (0.029 R)
• M7: 6,881,502 km (0.066 R)
• M8: 10,582,105 km (0.031 R)
• M9: 13,540,702 km (0.093 R)
• M10: 15,242,677 km (0.111 R)
• M11: 17,012,270 km (0.101 R)
• M12: 18,764,061 km (0.074 R)
• M13: 21,696,179 km (0.106 R)
• M14: 27,273,038 km (0.055 R)
• M15: 34,754,428 km (0.113 R)
• M16: 35,443,176 km (0.026 R)
• M17: 40,522,024 km (0.114 R)
• M18: 42,187,497 km (0.071 R)
• M19: 45,109,144 km (0.025 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.7

Radius: 6.3

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 12.95 AU - 16.29 AU

Year: 21172 Days

Day: 23.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,308,404 km

• M1: 78,539 km (0.079 R)
• M2: 484,248 km (0.062 R)
• M3: 1,206,956 km (0.097 R)
• M4: 2,028,697 km (0.094 R)
• M5: 2,494,993 km (0.027 R)
• M6: 2,731,508 km (0.112 R)
• M7: 5,479,770 km (0.073 R)
• M8: 6,459,636 km (0.069 R)
• M9: 7,160,502 km (0.079 R)
• M10: 8,519,000 km (0.114 R)
• M11: 9,881,239 km (0.114 R)
• M12: 10,420,838 km (0.073 R)
• M13: 13,744,753 km (0.115 R)
• M14: 29,437,719 km (0.113 R)
• M15: 31,927,028 km (0.12 R)
• M16: 38,230,484 km (0.112 R)
• M17: 39,289,038 km (0.11 R)
• M18: 47,554,321 km (0.069 R)
• M19: 48,932,566 km (0.078 R)
• M20: 50,811,366 km (0.084 R)
• M21: 51,929,310 km (0.055 R)
• M22: 53,554,542 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.4

Radius: 3.5

Gravity: 17.67 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 17.72 AU - 18.3 AU

Year: 28948 Days

Day: 22.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 66,308,404 km

• M1: 43,832 km (0.117 R)
• M2: 249,679 km (0.107 R)
• M3: 849,716 km (0.116 R)
• M4: 1,155,195 km (0.071 R)
• M5: 1,467,256 km (0.078 R)
• M6: 1,979,629 km (0.095 R)
• M7: 3,482,339 km (0.054 R)
• M8: 4,252,768 km (0.105 R)
• M9: 4,610,606 km (0.047 R)
• M10: 5,611,566 km (0.056 R)
• M11: 5,765,502 km (0.097 R)
• M12: 7,280,629 km (0.119 R)
• M13: 8,476,664 km (0.083 R)
• M14: 8,989,635 km (0.061 R)
• M15: 11,433,167 km (0.081 R)
• M16: 12,058,785 km (0.119 R)
• M17: 13,174,336 km (0.119 R)
• M18: 14,072,373 km (0.093 R)
• M19: 17,414,539 km (0.12 R)
• M20: 18,241,516 km (0.087 R)
• M21: 27,004,660 km (0.056 R)
• M22: 27,775,986 km (0.071 R)
• M23: 39,459,430 km (0.049 R)
• M24: 40,166,579 km (0.072 R)
• M25: 44,283,812 km (0.052 R)
• M26: 45,355,382 km (0.113 R)
• M27: 46,444,005 km (0.077 R)
• M28: 46,758,161 km (0.11 R)
• M29: 48,029,294 km (0.051 R)
• M30: 48,835,327 km (0.056 R)
• M31: 49,323,166 km (0.088 R)
• M32: 50,474,322 km (0.086 R)
• M33: 51,307,432 km (0.091 R)
• M34: 53,172,319 km (0.119 R)
• M35: 54,906,607 km (0.094 R)
• M36: 63,757,565 km (0.109 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: 266 - 12,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit