🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.7

Radius: 14.3

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.73 AU - 0.81 AU

Year: 443 Days

Day: 13.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,042,640 km

• M1: 177,872 km (0.077 R)
• M2: 707,149 km (0.033 R)
• M3: 1,338,602 km (0.086 R)
• M4: 1,798,017 km (0.072 R)
• M5: 2,247,409 km (0.084 R)
• M6: 2,725,224 km (0.045 R)
• M7: 3,469,773 km (0.105 R)
• M8: 4,320,536 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.4

Radius: 8.4

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.67 AU - 1.77 AU

Year: 1480 Days

Day: 8.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,042,640 km

• M1: 105,317 km (0.104 R)
• M2: 393,742 km (0.112 R)
• M3: 936,632 km (0.111 R)
• M4: 1,329,476 km (0.08 R)
• M5: 2,516,535 km (0.05 R)
• M6: 3,877,128 km (0.102 R)
• M7: 6,108,979 km (0.108 R)
• M8: 7,391,631 km (0.107 R)
• M9: 8,282,636 km (0.099 R)
• M10: 8,741,004 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 9.9

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.84 AU - 2.22 AU

Year: 1897 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,042,640 km

• M1: 123,119 km (0.072 R)
• M2: 481,556 km (0.111 R)
• M3: 855,401 km (0.085 R)
• M4: 1,463,217 km (0.047 R)
• M5: 2,100,952 km (0.113 R)
• M6: 2,417,352 km (0.082 R)
• M7: 2,839,517 km (0.096 R)
• M8: 3,147,988 km (0.102 R)
• M9: 4,329,662 km (0.07 R)
• M10: 6,006,205 km (0.116 R)
• M11: 6,335,769 km (0.111 R)
• M12: 6,704,229 km (0.098 R)
• M13: 7,747,375 km (0.108 R)
• M14: 8,448,390 km (0.081 R)
• M15: 9,493,331 km (0.059 R)
• M16: 10,153,357 km (0.108 R)
• M17: 10,695,799 km (0.067 R)
• M18: 11,257,389 km (0.111 R)
• M19: 11,877,921 km (0.08 R)
• M20: 12,236,956 km (0.109 R)
• M21: 13,789,633 km (0.094 R)
• M22: 14,141,936 km (0.076 R)
• M23: 14,545,401 km (0.093 R)
• M24: 15,706,729 km (0.039 R)
• M25: 16,042,726 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.7

Radius: 3.1

Gravity: 34.83 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.76 AU - 8.18 AU

Year: 12071 Days

Day: 15.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,042,640 km

• M1: 38,596 km (0.113 R)
• M2: 210,484 km (0.11 R)
• M3: 318,195 km (0.106 R)
• M4: 512,822 km (0.12 R)
• M5: 675,135 km (0.074 R)
• M6: 1,007,841 km (0.052 R)
• M7: 1,125,275 km (0.088 R)
• M8: 1,561,353 km (0.1 R)
• M9: 1,734,139 km (0.118 R)
• M10: 1,840,802 km (0.092 R)
• M11: 2,135,210 km (0.061 R)
• M12: 3,706,138 km (0.084 R)
• M13: 5,845,686 km (0.085 R)
• M14: 6,660,546 km (0.101 R)
• M15: 7,153,321 km (0.065 R)
• M16: 8,382,118 km (0.089 R)
• M17: 8,865,918 km (0.036 R)
• M18: 9,091,811 km (0.117 R)
• M19: 9,229,291 km (0.081 R)
• M20: 9,985,658 km (0.085 R)
• M21: 13,904,224 km (0.067 R)
• M22: 18,151,458 km (0.116 R)
• M23: 20,566,865 km (0.065 R)
• M24: 23,616,717 km (0.104 R)
• M25: 26,207,901 km (0.064 R)
• M26: 27,143,486 km (0.063 R)
• M27: 27,715,549 km (0.058 R)
• M28: 30,286,987 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931

Radius: 3.5

Gravity: 76 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.91 AU - 8.25 AU

Year: 13690 Days

Day: 16.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,042,640 km

• M1: 43,533 km (0.096 R)
• M2: 184,005 km (0.063 R)
• M3: 364,869 km (0.039 R)
• M4: 543,639 km (0.072 R)
• M5: 658,081 km (0.085 R)
• M6: 788,680 km (0.038 R)
• M7: 1,053,468 km (0.053 R)
• M8: 1,180,178 km (0.083 R)
• M9: 2,088,237 km (0.12 R)
• M10: 2,437,548 km (0.052 R)
• M11: 2,824,408 km (0.055 R)
• M12: 3,303,719 km (0.117 R)
• M13: 3,633,283 km (0.118 R)
• M14: 3,747,726 km (0.071 R)
• M15: 8,368,954 km (0.059 R)
• M16: 10,633,566 km (0.076 R)
• M17: 11,348,494 km (0.069 R)
• M18: 11,717,852 km (0.108 R)
• M19: 12,158,717 km (0.093 R)
• M20: 13,893,453 km (0.086 R)
• M21: 14,458,634 km (0.039 R)
• M22: 16,715,019 km (0.098 R)
• M23: 20,704,345 km (0.036 R)
• M24: 22,195,088 km (0.111 R)
• M25: 23,556,878 km (0.05 R)
• M26: 26,019,258 km (0.074 R)
• M27: 36,777,589 km (0.103 R)
• M28: 48,052,930 km (0.043 R)
• M29: 49,341,716 km (0.102 R)
• M30: 49,830,901 km (0.082 R)
• M31: 50,653,241 km (0.063 R)
• M32: 54,553,407 km (0.09 R)
• M33: 55,076,401 km (0.045 R)
• M34: 60,678,093 km (0.097 R)
• M35: 65,266,858 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.9

Radius: 7.2

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.82 AU - 10.54 AU

Year: 21307 Days

Day: 16.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,042,640 km

• M1: 89,609 km (0.087 R)
• M2: 410,646 km (0.066 R)
• M3: 755,918 km (0.108 R)
• M4: 1,116,000 km (0.057 R)
• M5: 1,951,205 km (0.094 R)
• M6: 2,370,229 km (0.118 R)
• M7: 2,681,841 km (0.082 R)
• M8: 3,387,644 km (0.108 R)
• M9: 4,841,885 km (0.105 R)
• M10: 5,495,627 km (0.055 R)
• M11: 6,457,093 km (0.094 R)
• M12: 8,657,079 km (0.05 R)
• M13: 8,917,230 km (0.107 R)
• M14: 9,398,636 km (0.053 R)
• M15: 11,877,323 km (0.067 R)
• M16: 13,894,052 km (0.097 R)
• M17: 14,395,504 km (0.111 R)
• M18: 15,434,760 km (0.072 R)
• M19: 16,522,935 km (0.118 R)
• M20: 17,495,770 km (0.114 R)
• M21: 17,996,325 km (0.033 R)
• M22: 24,045,913 km (0.092 R)
• M23: 27,023,808 km (0.075 R)
• M24: 31,568,891 km (0.035 R)
• M25: 34,605,129 km (0.106 R)
• M26: 35,129,470 km (0.102 R)
• M27: 38,667,160 km (0.066 R)
• M28: 49,027,710 km (0.069 R)
• M29: 50,692,136 km (0.077 R)
• M30: 60,524,755 km (0.072 R)
• M31: 67,197,568 km (0.054 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 12,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit