🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.7

Radius: 9.5

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.51 AU - 0.79 AU

Year: 362 Days

Day: 6 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,455,265 km

• M1: 118,182 km (0.105 R)
• M2: 425,606 km (0.083 R)
• M3: 731,833 km (0.082 R)
• M4: 1,062,145 km (0.054 R)
• M5: 1,493,585 km (0.09 R)
• M6: 2,015,532 km (0.09 R)
• M7: 2,328,790 km (0.111 R)
• M8: 2,684,683 km (0.119 R)
• M9: 3,899,867 km (0.119 R)
• M10: 4,544,634 km (0.114 R)
• M11: 4,848,317 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.5

Radius: 15

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.82 AU - 1.86 AU

Year: 1723 Days

Day: 14.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,455,265 km

• M1: 186,549 km (0.055 R)
• M2: 746,344 km (0.112 R)
• M3: 1,326,484 km (0.084 R)
• M4: 1,935,946 km (0.089 R)
• M5: 2,874,074 km (0.105 R)
• M6: 3,582,121 km (0.057 R)
• M7: 4,173,781 km (0.096 R)
• M8: 4,644,715 km (0.106 R)
• M9: 5,261,656 km (0.087 R)
• M10: 6,202,178 km (0.064 R)
• M11: 6,765,713 km (0.11 R)
• M12: 8,479,357 km (0.075 R)
• M13: 9,013,870 km (0.097 R)
• M14: 9,806,888 km (0.109 R)
• M15: 10,574,325 km (0.088 R)
• M16: 11,955,114 km (0.085 R)
• M17: 14,269,692 km (0.089 R)
• M18: 15,164,437 km (0.077 R)
• M19: 15,672,471 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.6

Radius: 12.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.5 AU - 2.48 AU

Year: 1938 Days

Day: 13.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,455,265 km

• M1: 153,039 km (0.1 R)
• M2: 622,477 km (0.077 R)
• M3: 1,109,567 km (0.033 R)
• M4: 1,579,604 km (0.088 R)
• M5: 2,566,351 km (0.102 R)
• M6: 3,506,424 km (0.065 R)
• M7: 4,000,845 km (0.112 R)
• M8: 4,521,296 km (0.053 R)
• M9: 4,935,832 km (0.063 R)
• M10: 6,060,210 km (0.069 R)
• M11: 7,718,801 km (0.107 R)
• M12: 8,622,223 km (0.119 R)
• M13: 9,099,739 km (0.112 R)
• M14: 9,763,804 km (0.034 R)
• M15: 10,856,916 km (0.073 R)
• M16: 11,796,390 km (0.108 R)
• M17: 13,285,338 km (0.105 R)
• M18: 14,140,589 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.7

Radius: 11.1

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.76 AU - 3.94 AU

Year: 4232 Days

Day: 9.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,455,265 km

• M1: 145,260 km (0.114 R)
• M2: 1,013,974 km (0.088 R)
• M3: 1,420,881 km (0.105 R)
• M4: 1,794,277 km (0.111 R)
• M5: 2,496,190 km (0.079 R)
• M6: 3,274,847 km (0.117 R)
• M7: 3,981,847 km (0.118 R)
• M8: 5,530,484 km (0.117 R)
• M9: 6,166,574 km (0.08 R)
• M10: 6,627,634 km (0.08 R)
• M11: 7,654,025 km (0.047 R)
• M12: 8,370,599 km (0.106 R)
• M13: 9,772,481 km (0.052 R)
• M14: 10,790,195 km (0.091 R)
• M15: 11,598,921 km (0.059 R)
• M16: 14,162,879 km (0.102 R)
• M17: 14,804,205 km (0.037 R)
• M18: 21,408,802 km (0.074 R)
• M19: 21,758,262 km (0.088 R)
• M20: 22,468,703 km (0.089 R)
• M21: 22,975,091 km (0.078 R)
• M22: 23,563,161 km (0.098 R)
• M23: 26,414,346 km (0.101 R)
• M24: 26,816,615 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.1

Radius: 9.3

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.08 AU - 3.92 AU

Year: 4520 Days

Day: 13.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,455,265 km

• M1: 115,639 km (0.078 R)
• M2: 658,979 km (0.102 R)
• M3: 1,052,720 km (0.094 R)
• M4: 1,650,065 km (0.067 R)
• M5: 2,061,758 km (0.082 R)
• M6: 2,442,784 km (0.11 R)
• M7: 2,962,038 km (0.089 R)
• M8: 3,532,455 km (0.053 R)
• M9: 6,226,563 km (0.08 R)
• M10: 6,829,891 km (0.081 R)
• M11: 8,079,332 km (0.096 R)
• M12: 8,489,829 km (0.113 R)
• M13: 9,931,653 km (0.075 R)
• M14: 10,229,951 km (0.076 R)
• M15: 10,934,258 km (0.107 R)
• M16: 11,344,605 km (0.03 R)
• M17: 12,099,177 km (0.118 R)
• M18: 13,396,340 km (0.082 R)
• M19: 14,619,003 km (0.116 R)
• M20: 16,323,671 km (0.046 R)
• M21: 17,102,029 km (0.053 R)
• M22: 17,717,325 km (0.099 R)
• M23: 19,254,592 km (0.105 R)
• M24: 22,373,110 km (0.046 R)
• M25: 24,552,302 km (0.116 R)
• M26: 26,786,995 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.8

Radius: 4.6

Gravity: 19.93 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.68 AU - 7.86 AU

Year: 12159 Days

Day: 24.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,455,265 km

• M1: 59,540 km (0.087 R)
• M2: 216,917 km (0.059 R)
• M3: 698,622 km (0.087 R)
• M4: 1,153,998 km (0.069 R)
• M5: 1,310,029 km (0.105 R)
• M6: 1,577,510 km (0.092 R)
• M7: 2,132,966 km (0.048 R)
• M8: 2,523,566 km (0.059 R)
• M9: 3,746,230 km (0.116 R)
• M10: 4,544,035 km (0.088 R)
• M11: 4,692,287 km (0.051 R)
• M12: 5,156,489 km (0.117 R)
• M13: 5,616,802 km (0.06 R)
• M14: 5,891,763 km (0.056 R)
• M15: 8,514,812 km (0.113 R)
• M16: 9,441,720 km (0.098 R)
• M17: 9,781,457 km (0.08 R)
• M18: 10,331,827 km (0.089 R)
• M19: 13,335,902 km (0.072 R)
• M20: 15,633,127 km (0.081 R)
• M21: 17,303,088 km (0.113 R)
• M22: 21,157,028 km (0.099 R)
• M23: 23,282,515 km (0.1 R)
• M24: 23,902,149 km (0.106 R)
• M25: 24,990,025 km (0.095 R)
• M26: 25,639,579 km (0.078 R)
• M27: 27,263,913 km (0.084 R)
• M28: 27,952,213 km (0.095 R)
• M29: 35,021,460 km (0.07 R)
• M30: 39,088,727 km (0.078 R)
• M31: 40,089,537 km (0.083 R)
• M32: 44,669,176 km (0.073 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 10,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit