🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.6

Radius: 9.6

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.7 AU - 0.74 AU

Year: 414 Days

Day: 7.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,917,851 km

• M1: 123,867 km (0.042 R)
• M2: 315,352 km (0.112 R)
• M3: 580,440 km (0.108 R)
• M4: 1,044,492 km (0.072 R)
• M5: 1,246,001 km (0.103 R)
• M6: 1,435,392 km (0.113 R)
• M7: 1,767,948 km (0.099 R)
• M8: 2,046,499 km (0.098 R)
• M9: 2,494,694 km (0.073 R)
• M10: 2,888,286 km (0.118 R)
• M11: 3,254,502 km (0.052 R)
• M12: 3,784,078 km (0.087 R)
• M13: 4,393,091 km (0.063 R)
• M14: 4,695,279 km (0.059 R)
• M15: 5,256,869 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.1

Radius: 10.5

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.17 AU - 2.33 AU

Year: 2289 Days

Day: 6.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,917,851 km

• M1: 405,111 km (0.12 R)
• M2: 695,481 km (0.067 R)
• M3: 1,047,933 km (0.087 R)
• M4: 1,556,267 km (0.048 R)
• M5: 1,757,775 km (0.089 R)
• M6: 2,139,549 km (0.112 R)
• M7: 2,822,463 km (0.109 R)
• M8: 3,231,613 km (0.077 R)
• M9: 3,800,085 km (0.098 R)
• M10: 4,760,803 km (0.106 R)
• M11: 5,292,922 km (0.045 R)
• M12: 5,833,270 km (0.106 R)
• M13: 7,244,576 km (0.07 R)
• M14: 8,020,690 km (0.117 R)
• M15: 8,560,439 km (0.08 R)
• M16: 10,982,877 km (0.078 R)
• M17: 11,210,416 km (0.116 R)
• M18: 13,115,993 km (0.076 R)
• M19: 13,364,775 km (0.12 R)
• M20: 13,805,939 km (0.064 R)
• M21: 14,940,339 km (0.099 R)
• M22: 15,139,305 km (0.09 R)
• M23: 16,223,141 km (0.086 R)
• M24: 16,674,179 km (0.096 R)
• M25: 17,992,136 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.7

Radius: 12.1

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3 AU - 4.96 AU

Year: 5385 Days

Day: 10.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,917,851 km

• M1: 151,692 km (0.095 R)
• M2: 457,171 km (0.09 R)
• M3: 957,875 km (0.084 R)
• M4: 1,352,514 km (0.063 R)
• M5: 2,130,722 km (0.05 R)
• M6: 2,376,512 km (0.098 R)
• M7: 3,102,211 km (0.107 R)
• M8: 3,996,208 km (0.071 R)
• M9: 4,570,365 km (0.097 R)
• M10: 5,008,387 km (0.115 R)
• M11: 5,235,327 km (0.077 R)
• M12: 6,166,424 km (0.112 R)
• M13: 8,103,417 km (0.084 R)
• M14: 9,429,603 km (0.086 R)
• M15: 9,882,585 km (0.035 R)
• M16: 11,879,717 km (0.11 R)
• M17: 13,069,768 km (0.088 R)
• M18: 13,561,945 km (0.062 R)
• M19: 14,659,843 km (0.104 R)
• M20: 15,137,210 km (0.081 R)
• M21: 15,666,936 km (0.12 R)
• M22: 15,980,194 km (0.111 R)
• M23: 17,217,668 km (0.044 R)
• M24: 17,782,549 km (0.08 R)
• M25: 18,356,706 km (0.089 R)
• M26: 18,744,613 km (0.097 R)
• M27: 24,325,362 km (0.059 R)
• M28: 25,279,347 km (0.093 R)
• M29: 25,963,907 km (0.112 R)
• M30: 26,657,593 km (0.106 R)
• M31: 27,656,158 km (0.106 R)
• M32: 28,612,837 km (0.066 R)
• M33: 29,524,486 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.4

Radius: 12.6

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.79 AU - 5.83 AU

Year: 7155 Days

Day: 10.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,917,851 km

• M1: 207,941 km (0.096 R)
• M2: 459,864 km (0.042 R)
• M3: 842,386 km (0.119 R)
• M4: 1,829,432 km (0.055 R)
• M5: 2,718,941 km (0.083 R)
• M6: 6,034,928 km (0.092 R)
• M7: 7,342,413 km (0.081 R)
• M8: 10,053,276 km (0.098 R)
• M9: 11,241,682 km (0.117 R)
• M10: 12,377,877 km (0.104 R)
• M11: 16,393,084 km (0.091 R)
• M12: 18,340,250 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.9

Radius: 4.1

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.62 AU - 8 AU

Year: 12053 Days

Day: 17.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,917,851 km

• M1: 52,658 km (0.09 R)
• M2: 226,491 km (0.093 R)
• M3: 363,074 km (0.056 R)
• M4: 917,783 km (0.075 R)
• M5: 1,432,400 km (0.078 R)
• M6: 1,952,701 km (0.11 R)
• M7: 2,150,170 km (0.094 R)
• M8: 2,574,280 km (0.109 R)
• M9: 2,859,115 km (0.106 R)
• M10: 3,283,673 km (0.078 R)
• M11: 3,474,710 km (0.063 R)
• M12: 4,536,855 km (0.061 R)
• M13: 6,428,071 km (0.103 R)
• M14: 6,546,104 km (0.079 R)
• M15: 6,906,934 km (0.077 R)
• M16: 7,215,105 km (0.106 R)
• M17: 9,705,461 km (0.107 R)
• M18: 11,322,764 km (0.042 R)
• M19: 12,814,853 km (0.099 R)
• M20: 13,403,520 km (0.072 R)
• M21: 13,488,642 km (0.096 R)
• M22: 13,702,866 km (0.079 R)
• M23: 13,961,969 km (0.079 R)
• M24: 17,022,143 km (0.029 R)
• M25: 22,705,217 km (0.025 R)
• M26: 23,094,620 km (0.047 R)
• M27: 23,487,314 km (0.095 R)
• M28: 24,627,549 km (0.038 R)
• M29: 24,974,916 km (0.036 R)
• M30: 28,025,964 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.5

Radius: 7.7

Gravity: 16.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.27 AU - 9.31 AU

Year: 16189 Days

Day: 24.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 73,917,851 km

• M1: 99,333 km (0.118 R)
• M2: 427,102 km (0.079 R)
• M3: 1,441,226 km (0.106 R)
• M4: 3,476,505 km (0.069 R)
• M5: 3,733,963 km (0.112 R)
• M6: 5,086,178 km (0.093 R)
• M7: 5,760,116 km (0.052 R)
• M8: 6,008,150 km (0.114 R)
• M9: 7,235,899 km (0.118 R)
• M10: 8,629,553 km (0.082 R)
• M11: 9,190,695 km (0.116 R)
• M12: 9,346,875 km (0.04 R)
• M13: 9,769,639 km (0.105 R)
• M14: 10,643,739 km (0.082 R)
• M15: 11,730,717 km (0.114 R)
• M16: 12,264,333 km (0.098 R)
• M17: 12,871,102 km (0.097 R)
• M18: 14,846,093 km (0.093 R)
• M19: 15,177,901 km (0.07 R)
• M20: 15,920,953 km (0.098 R)
• M21: 22,264,801 km (0.058 R)
• M22: 27,835,825 km (0.091 R)
• M23: 29,302,782 km (0.115 R)
• M24: 33,930,592 km (0.037 R)
• M25: 35,140,689 km (0.103 R)
• M26: 36,372,029 km (0.069 R)
• M27: 38,152,843 km (0.078 R)
• M28: 38,791,476 km (0.114 R)
• M29: 39,651,364 km (0.09 R)
• M30: 40,520,678 km (0.1 R)
• M31: 41,289,162 km (0.074 R)
• M32: 47,815,519 km (0.111 R)
• M33: 48,889,931 km (0.054 R)
• M34: 49,130,185 km (0.11 R)
• M35: 50,584,874 km (0.084 R)
• M36: 60,157,642 km (0.106 R)
• M37: 61,362,204 km (0.07 R)
• M38: 63,396,436 km (0.113 R)
• M39: 65,047,697 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 19,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit