🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.8 AU - 1.18 AU

Year: 377 Days

Day: 31.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 69,265,218 km

• M1: 35,455 km (0.09 R)
• M2: 125,513 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.04 AU - 1.12 AU

Year: 430 Days

Day: 16 Hours

Environment

Temp: 1 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.49 AU - 1.49 AU

Year: 696 Days

Day: 43.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,265,218 km

• M1: 42,486 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.16 AU - 2.74 AU

Year: 1468 Days

Day: 35.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324

Radius: 13.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.36 AU - 5.04 AU

Year: 3296 Days

Day: 8.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,265,218 km

• M1: 172,935 km (0.118 R)
• M2: 740,360 km (0.106 R)
• M3: 1,319,304 km (0.101 R)
• M4: 2,075,970 km (0.099 R)
• M5: 2,597,169 km (0.079 R)
• M6: 3,440,751 km (0.041 R)
• M7: 4,237,509 km (0.046 R)
• M8: 4,885,866 km (0.082 R)
• M9: 5,362,186 km (0.111 R)
• M10: 5,795,122 km (0.067 R)
• M11: 7,009,259 km (0.103 R)
• M12: 7,647,144 km (0.028 R)
• M13: 8,166,249 km (0.07 R)
• M14: 8,676,377 km (0.045 R)
• M15: 9,690,352 km (0.076 R)
• M16: 11,279,679 km (0.1 R)
• M17: 12,781,193 km (0.048 R)
• M18: 15,064,506 km (0.07 R)
• M19: 15,784,969 km (0.1 R)
• M20: 16,427,791 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.9

Radius: 8.7

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.63 AU - 9.21 AU

Year: 9355 Days

Day: 10.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,265,218 km

• M1: 110,403 km (0.103 R)
• M2: 457,470 km (0.099 R)
• M3: 2,153,611 km (0.066 R)
• M4: 2,700,690 km (0.05 R)
• M5: 4,383,218 km (0.104 R)
• M6: 4,687,948 km (0.078 R)
• M7: 7,796,293 km (0.066 R)
• M8: 8,422,061 km (0.119 R)
• M9: 16,138,169 km (0.109 R)
• M10: 21,780,253 km (0.106 R)
• M11: 22,394,203 km (0.114 R)
• M12: 23,230,754 km (0.117 R)
• M13: 23,799,824 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.9

Radius: 8.4

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.86 AU - 11.12 AU

Year: 10321 Days

Day: 10.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,265,218 km

• M1: 130,449 km (0.108 R)
• M2: 772,374 km (0.098 R)
• M3: 1,883,886 km (0.098 R)
• M4: 3,212,764 km (0.103 R)
• M5: 3,664,549 km (0.11 R)
• M6: 4,450,985 km (0.112 R)
• M7: 5,111,310 km (0.052 R)
• M8: 5,551,876 km (0.107 R)
• M9: 8,327,216 km (0.067 R)
• M10: 9,377,842 km (0.094 R)
• M11: 9,679,132 km (0.112 R)
• M12: 11,227,470 km (0.061 R)
• M13: 12,327,463 km (0.086 R)
• M14: 15,285,611 km (0.088 R)
• M15: 16,489,126 km (0.1 R)
• M16: 18,139,041 km (0.096 R)
• M17: 18,528,743 km (0.08 R)
• M18: 22,292,476 km (0.114 R)
• M19: 22,560,107 km (0.05 R)
• M20: 23,193,055 km (0.079 R)
• M21: 23,745,072 km (0.101 R)
• M22: 25,066,769 km (0.087 R)
• M23: 33,457,414 km (0.116 R)
• M24: 34,162,020 km (0.057 R)
• M25: 35,844,697 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.3

Radius: 4.4

Gravity: 13.29 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 13.73 AU - 21.53 AU

Year: 28343 Days

Day: 15.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,265,218 km

• M1: 54,753 km (0.063 R)
• M2: 224,995 km (0.111 R)
• M3: 714,180 km (0.093 R)
• M4: 864,227 km (0.116 R)
• M5: 1,215,931 km (0.098 R)
• M6: 2,519,378 km (0.088 R)
• M7: 3,792,755 km (0.108 R)
• M8: 4,128,752 km (0.107 R)
• M9: 4,584,576 km (0.12 R)
• M10: 5,712,395 km (0.072 R)
• M11: 6,703,929 km (0.068 R)
• M12: 9,344,033 km (0.057 R)
• M13: 10,952,808 km (0.096 R)
• M14: 13,281,000 km (0.088 R)
• M15: 16,790,117 km (0.072 R)
• M16: 18,974,096 km (0.063 R)
• M17: 19,326,100 km (0.092 R)
• M18: 34,438,028 km (0.071 R)
• M19: 45,160,156 km (0.09 R)
• M20: 45,787,420 km (0.066 R)
• M21: 49,672,926 km (0.061 R)
• M22: 57,723,535 km (0.112 R)
• M23: 59,581,690 km (0.089 R)
• M24: 62,831,405 km (0.093 R)
• M25: 68,438,034 km (0.084 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 20,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit