🌌 Stone's Star System Generator

Asteroid Belt

Center: 4.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.6

Radius: 11.9

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.78 AU - 9.86 AU

Year: 9337 Days

Day: 9.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,807,565 km

• M1: 279,449 km (0.106 R)
• M2: 767,138 km (0.083 R)
• M3: 2,021,516 km (0.101 R)
• M4: 2,413,014 km (0.061 R)
• M5: 3,571,500 km (0.115 R)
• M6: 4,403,862 km (0.118 R)
• M7: 4,975,326 km (0.108 R)
• M8: 5,872,016 km (0.093 R)
• M9: 7,770,861 km (0.092 R)
• M10: 15,136,313 km (0.057 R)
• M11: 16,369,597 km (0.108 R)
• M12: 17,521,052 km (0.075 R)
• M13: 27,835,975 km (0.112 R)
• M14: 32,830,001 km (0.07 R)
• M15: 34,774,474 km (0.095 R)
• M16: 35,834,375 km (0.089 R)
• M17: 38,891,557 km (0.104 R)
• M18: 45,380,664 km (0.114 R)
• M19: 47,502,709 km (0.062 R)
• M20: 48,079,708 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.1

Radius: 11.4

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.19 AU - 10.53 AU

Year: 9400 Days

Day: 8.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,807,565 km

• M1: 141,819 km (0.057 R)
• M2: 640,877 km (0.087 R)
• M3: 1,171,651 km (0.106 R)
• M4: 1,970,952 km (0.09 R)
• M5: 3,280,233 km (0.117 R)
• M6: 3,825,816 km (0.112 R)
• M7: 4,772,172 km (0.025 R)
• M8: 11,221,486 km (0.073 R)
• M9: 12,130,891 km (0.086 R)
• M10: 13,497,767 km (0.08 R)
• M11: 14,218,380 km (0.095 R)
• M12: 15,347,395 km (0.037 R)
• M13: 16,602,970 km (0.046 R)
• M14: 23,152,963 km (0.116 R)
• M15: 27,946,827 km (0.095 R)
• M16: 29,216,315 km (0.08 R)
• M17: 29,915,685 km (0.088 R)
• M18: 31,347,935 km (0.079 R)
• M19: 33,364,065 km (0.109 R)
• M20: 35,578,114 km (0.117 R)
• M21: 38,600,739 km (0.034 R)
• M22: 39,080,499 km (0.05 R)
• M23: 42,550,721 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.9

Radius: 11

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.11 AU - 10.67 AU

Year: 9448 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,807,565 km

• M1: 143,016 km (0.037 R)
• M2: 906,563 km (0.069 R)
• M3: 2,151,517 km (0.105 R)
• M4: 2,849,989 km (0.099 R)
• M5: 3,420,705 km (0.078 R)
• M6: 3,939,361 km (0.08 R)
• M7: 5,134,947 km (0.111 R)
• M8: 7,820,079 km (0.051 R)
• M9: 10,206,165 km (0.034 R)
• M10: 10,735,891 km (0.042 R)
• M11: 18,788,445 km (0.049 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178.5

Radius: 3.3

Gravity: 16.39 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 13.92 AU - 19.02 AU

Year: 23825 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 56.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,807,565 km

• M1: 41,139 km (0.083 R)
• M2: 145,110 km (0.105 R)
• M3: 490,831 km (0.092 R)
• M4: 1,559,109 km (0.108 R)
• M5: 2,380,850 km (0.116 R)
• M6: 3,353,535 km (0.084 R)
• M7: 13,047,328 km (0.087 R)
• M8: 14,213,443 km (0.114 R)
• M9: 16,528,321 km (0.11 R)
• M10: 17,505,195 km (0.112 R)
• M11: 17,658,832 km (0.069 R)
• M12: 31,927,028 km (0.067 R)
• M13: 35,607,285 km (0.101 R)
• M14: 39,957,741 km (0.086 R)
• M15: 42,398,131 km (0.106 R)
• M16: 43,513,981 km (0.092 R)
• M17: 51,091,114 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.9

Radius: 7

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 15.94 AU - 19.14 AU

Year: 26184 Days

Day: 17.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 93,807,565 km

• M1: 88,712 km (0.109 R)
• M2: 615,595 km (0.097 R)
• M3: 1,044,792 km (0.07 R)
• M4: 1,287,888 km (0.106 R)
• M5: 1,973,046 km (0.03 R)
• M6: 2,798,827 km (0.092 R)
• M7: 3,642,110 km (0.069 R)
• M8: 4,174,529 km (0.096 R)
• M9: 4,423,310 km (0.053 R)
• M10: 5,029,331 km (0.109 R)
• M11: 5,435,339 km (0.066 R)
• M12: 5,689,357 km (0.109 R)
• M13: 6,689,269 km (0.1 R)
• M14: 8,179,862 km (0.059 R)
• M15: 9,090,913 km (0.078 R)
• M16: 9,449,499 km (0.066 R)
• M17: 10,194,796 km (0.099 R)
• M18: 11,385,445 km (0.071 R)
• M19: 13,571,369 km (0.057 R)
• M20: 15,426,084 km (0.082 R)
• M21: 15,679,802 km (0.091 R)
• M22: 23,521,572 km (0.064 R)
• M23: 23,858,018 km (0.115 R)
• M24: 24,311,449 km (0.097 R)
• M25: 24,770,715 km (0.104 R)
• M26: 27,153,958 km (0.114 R)
• M27: 36,997,199 km (0.085 R)
• M28: 39,467,509 km (0.086 R)
• M29: 40,904,097 km (0.097 R)
• M30: 49,159,805 km (0.07 R)
• M31: 76,940,279 km (0.094 R)
• M32: 80,949,203 km (0.114 R)
• M33: 82,230,060 km (0.116 R)
• M34: 84,832,016 km (0.089 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 18,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit