🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.8 AU - 0.82 AU

Year: 217 Days

Day: 19.4 Hours

Environment

Temp: 230 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,825,255 km

• M1: 81,531 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.98 AU - 1.18 AU

Year: 335 Days

Day: 26.4 Hours

Environment

Temp: 203 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.04 AU - 1.26 AU

Year: 368 Days

Day: 17 Hours

Environment

Temp: 171 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.3 AU - 4.06 AU

Year: 2105 Days

Day: 37.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,825,255 km

• M1: 2,792,543 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.02 AU - 4.56 AU

Year: 2650 Days

Day: 39.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,825,255 km

• M1: 344,524 km (0.088 R)

Asteroid Belt

Center: 8.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.1

Radius: 12.5

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 11.95 AU - 11.99 AU

Year: 12351 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,825,255 km

• M1: 172,935 km (0.093 R)
• M2: 777,610 km (0.067 R)
• M3: 1,193,043 km (0.069 R)
• M4: 1,771,538 km (0.098 R)
• M5: 4,186,945 km (0.111 R)
• M6: 5,401,979 km (0.085 R)
• M7: 6,017,574 km (0.064 R)
• M8: 7,249,513 km (0.085 R)
• M9: 7,647,144 km (0.11 R)
• M10: 14,065,491 km (0.106 R)
• M11: 14,507,104 km (0.083 R)
• M12: 15,049,097 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.6

Radius: 4.8

Gravity: 27.11 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 16.33 AU - 19.71 AU

Year: 22813 Days

Day: 20.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,825,255 km

• M1: 60,288 km (0.036 R)
• M2: 266,583 km (0.097 R)
• M3: 916,736 km (0.089 R)
• M4: 1,332,468 km (0.092 R)
• M5: 1,591,721 km (0.063 R)
• M6: 2,211,206 km (0.043 R)
• M7: 2,388,629 km (0.086 R)
• M8: 2,822,762 km (0.079 R)
• M9: 4,982,656 km (0.1 R)
• M10: 6,151,614 km (0.092 R)
• M11: 6,503,767 km (0.059 R)
• M12: 7,057,280 km (0.117 R)
• M13: 8,152,336 km (0.077 R)
• M14: 9,185,459 km (0.028 R)
• M15: 9,821,848 km (0.077 R)
• M16: 10,000,468 km (0.11 R)
• M17: 10,862,601 km (0.086 R)
• M18: 13,450,943 km (0.084 R)
• M19: 15,122,998 km (0.075 R)
• M20: 16,173,624 km (0.077 R)
• M21: 17,358,439 km (0.108 R)
• M22: 17,532,272 km (0.113 R)
• M23: 20,281,582 km (0.03 R)
• M24: 25,145,158 km (0.056 R)
• M25: 28,989,225 km (0.045 R)
• M26: 34,561,895 km (0.103 R)
• M27: 43,631,565 km (0.096 R)
• M28: 46,582,683 km (0.098 R)
• M29: 47,425,517 km (0.114 R)
• M30: 51,972,544 km (0.086 R)
• M31: 56,610,377 km (0.112 R)
• M32: 57,570,048 km (0.092 R)
• M33: 57,956,908 km (0.084 R)
• M34: 61,516,739 km (0.089 R)
• M35: 66,911,986 km (0.075 R)
• M36: 71,048,367 km (0.038 R)
• M37: 75,121,169 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 22.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.9

Radius: 3.3

Gravity: 32.77 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 21.22 AU - 22.9 AU

Year: 30900 Days

Day: 16.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,825,255 km

• M1: 49,068 km (0.114 R)
• M2: 333,902 km (0.079 R)
• M3: 865,274 km (0.114 R)
• M4: 1,075,609 km (0.086 R)
• M5: 2,015,083 km (0.057 R)
• M6: 3,006,917 km (0.095 R)
• M7: 5,802,303 km (0.093 R)
• M8: 6,319,313 km (0.057 R)
• M9: 6,634,666 km (0.099 R)
• M10: 7,055,335 km (0.096 R)
• M11: 7,199,547 km (0.091 R)
• M12: 9,781,158 km (0.109 R)
• M13: 12,216,761 km (0.082 R)
• M14: 12,424,702 km (0.099 R)
• M15: 23,660,698 km (0.03 R)
• M16: 27,377,906 km (0.087 R)
• M17: 41,445,192 km (0.054 R)
• M18: 43,665,674 km (0.076 R)
• M19: 48,688,273 km (0.103 R)
• M20: 49,913,030 km (0.102 R)
• M21: 54,642,417 km (0.105 R)
• M22: 66,037,138 km (0.057 R)
• M23: 76,076,950 km (0.101 R)
• M24: 76,780,359 km (0.069 R)

Kuiper Belt

Range: 36.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 16,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit