🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.8

Radius: 14.3

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.41 AU - 0.65 AU

Year: 262 Days

Day: 9.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 74,386,328 km

• M1: 179,069 km (0.099 R)
• M2: 679,922 km (0.089 R)
• M3: 1,151,604 km (0.051 R)
• M4: 1,628,672 km (0.086 R)
• M5: 2,187,420 km (0.029 R)
• M6: 3,110,289 km (0.06 R)
• M7: 3,656,770 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.3

Radius: 11.1

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.44 AU - 3.78 AU

Year: 3720 Days

Day: 7.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,386,328 km

• M1: 138,079 km (0.099 R)
• M2: 600,935 km (0.12 R)
• M3: 1,106,426 km (0.102 R)
• M4: 1,640,939 km (0.078 R)
• M5: 2,106,936 km (0.089 R)
• M6: 3,048,805 km (0.091 R)
• M7: 3,743,537 km (0.047 R)
• M8: 4,128,901 km (0.092 R)
• M9: 5,510,886 km (0.04 R)
• M10: 6,056,470 km (0.088 R)
• M11: 7,724,636 km (0.066 R)
• M12: 9,103,629 km (0.099 R)
• M13: 10,056,866 km (0.106 R)
• M14: 10,973,901 km (0.116 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.5

Radius: 7.7

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.55 AU - 8.03 AU

Year: 13350 Days

Day: 16.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,386,328 km

• M1: 95,743 km (0.071 R)
• M2: 410,945 km (0.084 R)
• M3: 690,544 km (0.099 R)
• M4: 1,076,357 km (0.053 R)
• M5: 1,353,861 km (0.06 R)
• M6: 1,810,433 km (0.113 R)
• M7: 2,683,487 km (0.108 R)
• M8: 3,053,741 km (0.119 R)
• M9: 5,021,552 km (0.079 R)
• M10: 6,151,464 km (0.091 R)
• M11: 6,672,514 km (0.098 R)
• M12: 8,854,399 km (0.115 R)
• M13: 9,362,583 km (0.071 R)
• M14: 11,236,595 km (0.107 R)
• M15: 12,511,468 km (0.078 R)
• M16: 14,151,809 km (0.117 R)
• M17: 14,846,392 km (0.098 R)
• M18: 16,605,812 km (0.106 R)
• M19: 19,499,185 km (0.061 R)
• M20: 22,900,292 km (0.084 R)
• M21: 29,265,383 km (0.037 R)
• M22: 30,849,923 km (0.112 R)
• M23: 32,490,862 km (0.092 R)
• M24: 33,454,273 km (0.106 R)
• M25: 36,329,843 km (0.052 R)
• M26: 44,894,321 km (0.112 R)
• M27: 46,088,860 km (0.114 R)
• M28: 46,998,714 km (0.085 R)
• M29: 50,757,510 km (0.104 R)
• M30: 53,538,086 km (0.116 R)
• M31: 58,689,937 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.4

Radius: 7.8

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.96 AU - 8.68 AU

Year: 14832 Days

Day: 22.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,386,328 km

• M1: 106,514 km (0.114 R)
• M2: 349,760 km (0.068 R)
• M3: 716,275 km (0.066 R)
• M4: 1,276,070 km (0.051 R)
• M5: 1,659,938 km (0.049 R)
• M6: 1,969,306 km (0.114 R)
• M7: 2,399,849 km (0.052 R)
• M8: 2,963,983 km (0.114 R)
• M9: 3,927,542 km (0.053 R)
• M10: 4,578,443 km (0.067 R)
• M11: 4,912,794 km (0.09 R)
• M12: 6,623,595 km (0.041 R)
• M13: 6,878,360 km (0.106 R)
• M14: 11,964,389 km (0.072 R)
• M15: 13,191,091 km (0.086 R)
• M16: 14,499,624 km (0.032 R)
• M17: 15,517,638 km (0.032 R)
• M18: 16,738,506 km (0.105 R)
• M19: 17,053,559 km (0.117 R)
• M20: 21,239,906 km (0.086 R)
• M21: 28,561,674 km (0.095 R)
• M22: 30,273,672 km (0.04 R)
• M23: 30,859,198 km (0.107 R)
• M24: 31,811,688 km (0.104 R)
• M25: 33,153,282 km (0.095 R)
• M26: 37,003,333 km (0.057 R)
• M27: 38,078,343 km (0.095 R)
• M28: 38,350,162 km (0.104 R)
• M29: 41,859,728 km (0.108 R)
• M30: 43,766,652 km (0.112 R)
• M31: 54,175,822 km (0.117 R)
• M32: 55,386,517 km (0.115 R)
• M33: 61,711,515 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.1

Radius: 5.1

Gravity: 33.88 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.75 AU - 10.41 AU

Year: 17046 Days

Day: 18.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,386,328 km

• M1: 65,673 km (0.108 R)
• M2: 276,158 km (0.119 R)
• M3: 589,416 km (0.106 R)
• M4: 802,144 km (0.108 R)
• M5: 1,143,077 km (0.075 R)
• M6: 2,686,030 km (0.059 R)
• M7: 3,388,541 km (0.092 R)
• M8: 3,828,060 km (0.1 R)
• M9: 4,014,309 km (0.066 R)
• M10: 4,239,005 km (0.089 R)
• M11: 5,223,359 km (0.118 R)
• M12: 6,612,824 km (0.045 R)
• M13: 9,635,300 km (0.06 R)
• M14: 13,827,481 km (0.077 R)
• M15: 15,405,589 km (0.108 R)
• M16: 18,825,246 km (0.097 R)
• M17: 19,638,161 km (0.107 R)
• M18: 22,921,236 km (0.07 R)
• M19: 30,303,143 km (0.052 R)
• M20: 32,049,698 km (0.079 R)
• M21: 34,928,111 km (0.101 R)
• M22: 36,846,853 km (0.068 R)
• M23: 39,269,740 km (0.079 R)
• M24: 40,297,627 km (0.111 R)
• M25: 46,517,159 km (0.06 R)
• M26: 48,836,674 km (0.119 R)
• M27: 49,174,166 km (0.115 R)
• M28: 71,091,751 km (0.034 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 19,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit