🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.3

Radius: 12.8

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.13 AU - 1.17 AU

Year: 851 Days

Day: 11 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,457,755 km

• M1: 163,810 km (0.102 R)
• M2: 611,706 km (0.102 R)
• M3: 933,940 km (0.029 R)
• M4: 1,331,571 km (0.111 R)
• M5: 1,611,917 km (0.091 R)
• M6: 1,969,007 km (0.094 R)
• M7: 2,269,998 km (0.096 R)
• M8: 2,601,806 km (0.05 R)
• M9: 3,427,736 km (0.079 R)
• M10: 4,022,238 km (0.068 R)
• M11: 5,001,506 km (0.097 R)
• M12: 6,079,059 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.4

Radius: 8.6

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.84 AU - 2.2 AU

Year: 1982 Days

Day: 9 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,457,755 km

• M1: 327,320 km (0.091 R)
• M2: 620,233 km (0.074 R)
• M3: 942,467 km (0.062 R)
• M4: 1,622,539 km (0.09 R)
• M5: 1,832,125 km (0.084 R)
• M6: 2,219,434 km (0.095 R)
• M7: 2,984,627 km (0.084 R)
• M8: 3,183,443 km (0.104 R)
• M9: 4,362,124 km (0.102 R)
• M10: 5,013,922 km (0.083 R)
• M11: 5,216,627 km (0.047 R)
• M12: 7,072,539 km (0.084 R)
• M13: 7,923,002 km (0.119 R)
• M14: 8,461,405 km (0.067 R)
• M15: 9,796,117 km (0.108 R)
• M16: 10,184,473 km (0.04 R)
• M17: 11,092,832 km (0.096 R)
• M18: 11,983,687 km (0.069 R)
• M19: 12,762,194 km (0.084 R)
• M20: 13,747,446 km (0.118 R)
• M21: 15,600,814 km (0.087 R)
• M22: 15,992,312 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.5

Radius: 12.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.07 AU - 2.61 AU

Year: 2471 Days

Day: 11.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,457,755 km

• M1: 160,818 km (0.116 R)
• M2: 629,807 km (0.092 R)
• M3: 931,845 km (0.053 R)
• M4: 1,642,136 km (0.069 R)
• M5: 1,920,238 km (0.084 R)
• M6: 2,222,276 km (0.095 R)
• M7: 2,814,385 km (0.12 R)
• M8: 3,144,697 km (0.085 R)
• M9: 3,962,100 km (0.085 R)
• M10: 4,445,600 km (0.109 R)
• M11: 4,878,536 km (0.099 R)
• M12: 5,282,600 km (0.043 R)
• M13: 5,772,234 km (0.12 R)
• M14: 6,539,222 km (0.114 R)
• M15: 7,007,763 km (0.06 R)
• M16: 7,257,890 km (0.109 R)
• M17: 8,513,016 km (0.065 R)
• M18: 8,917,978 km (0.062 R)
• M19: 9,200,568 km (0.098 R)
• M20: 9,443,366 km (0.052 R)
• M21: 10,283,208 km (0.04 R)
• M22: 10,586,892 km (0.093 R)
• M23: 11,475,952 km (0.092 R)
• M24: 11,921,604 km (0.097 R)
• M25: 12,709,237 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.8

Radius: 14.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.94 AU - 3.04 AU

Year: 2712 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,457,755 km

• M1: 191,934 km (0.038 R)
• M2: 580,141 km (0.068 R)
• M3: 1,268,740 km (0.117 R)
• M4: 1,805,646 km (0.118 R)
• M5: 2,269,250 km (0.112 R)
• M6: 2,692,911 km (0.069 R)
• M7: 3,990,822 km (0.104 R)
• M8: 5,005,844 km (0.066 R)
• M9: 6,097,759 km (0.096 R)
• M10: 6,797,428 km (0.055 R)
• M11: 8,489,081 km (0.089 R)
• M12: 9,420,477 km (0.08 R)
• M13: 11,372,729 km (0.085 R)
• M14: 12,726,590 km (0.105 R)
• M15: 15,120,904 km (0.108 R)
• M16: 16,291,059 km (0.102 R)
• M17: 16,750,025 km (0.119 R)
• M18: 18,018,016 km (0.113 R)
• M19: 18,538,318 km (0.117 R)
• M20: 19,104,097 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.9

Radius: 10.8

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.43 AU - 4.53 AU

Year: 5481 Days

Day: 11.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,457,755 km

• M1: 134,488 km (0.071 R)
• M2: 616,343 km (0.1 R)
• M3: 933,790 km (0.05 R)
• M4: 1,266,346 km (0.109 R)
• M5: 1,535,772 km (0.114 R)
• M6: 1,808,040 km (0.075 R)
• M7: 2,261,770 km (0.058 R)
• M8: 2,818,723 km (0.11 R)
• M9: 3,261,234 km (0.11 R)
• M10: 3,871,294 km (0.081 R)
• M11: 4,206,842 km (0.101 R)
• M12: 4,514,864 km (0.08 R)
• M13: 5,164,567 km (0.075 R)
• M14: 5,811,578 km (0.078 R)
• M15: 6,100,751 km (0.059 R)
• M16: 7,064,161 km (0.116 R)
• M17: 9,849,973 km (0.106 R)
• M18: 12,048,313 km (0.092 R)
• M19: 13,033,415 km (0.11 R)
• M20: 14,508,600 km (0.064 R)
• M21: 14,966,669 km (0.085 R)
• M22: 17,614,700 km (0.108 R)
• M23: 18,289,387 km (0.038 R)
• M24: 19,413,016 km (0.1 R)
• M25: 22,938,590 km (0.107 R)
• M26: 23,659,801 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479

Radius: 5.1

Gravity: 18.42 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.85 AU - 6.57 AU

Year: 10682 Days

Day: 19.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,457,755 km

• M1: 63,579 km (0.078 R)
• M2: 245,191 km (0.094 R)
• M3: 472,580 km (0.105 R)
• M4: 581,188 km (0.06 R)
• M5: 1,009,786 km (0.071 R)
• M6: 1,751,492 km (0.082 R)
• M7: 3,275,894 km (0.12 R)
• M8: 6,339,659 km (0.107 R)
• M9: 8,386,905 km (0.063 R)
• M10: 8,894,192 km (0.112 R)
• M11: 9,013,421 km (0.104 R)
• M12: 10,079,905 km (0.117 R)
• M13: 10,941,139 km (0.08 R)
• M14: 11,385,146 km (0.086 R)
• M15: 14,946,174 km (0.109 R)
• M16: 18,133,805 km (0.071 R)
• M17: 18,877,755 km (0.055 R)
• M18: 19,754,848 km (0.059 R)
• M19: 20,111,190 km (0.096 R)
• M20: 27,840,164 km (0.082 R)
• M21: 27,980,786 km (0.119 R)
• M22: 28,192,317 km (0.108 R)
• M23: 30,646,620 km (0.057 R)
• M24: 34,052,814 km (0.086 R)
• M25: 35,863,247 km (0.096 R)
• M26: 38,625,422 km (0.112 R)
• M27: 40,977,250 km (0.097 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 11,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit