🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.3

Radius: 9.3

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.83 AU - 1.03 AU

Year: 588 Days

Day: 7.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,392,908 km

• M1: 115,639 km (0.114 R)
• M2: 533,765 km (0.111 R)
• M3: 940,821 km (0.105 R)
• M4: 1,352,963 km (0.111 R)
• M5: 1,662,332 km (0.112 R)
• M6: 2,152,265 km (0.102 R)
• M7: 2,527,306 km (0.12 R)
• M8: 2,945,732 km (0.078 R)
• M9: 3,460,199 km (0.069 R)
• M10: 3,759,394 km (0.083 R)
• M11: 4,218,959 km (0.074 R)
• M12: 4,561,089 km (0.117 R)
• M13: 5,472,739 km (0.114 R)
• M14: 5,772,234 km (0.09 R)
• M15: 6,157,299 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.2

Radius: 8.2

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.24 AU - 1.64 AU

Year: 1134 Days

Day: 9.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,392,908 km

• M1: 102,026 km (0.114 R)
• M2: 359,633 km (0.102 R)
• M3: 630,106 km (0.115 R)
• M4: 1,157,439 km (0.115 R)
• M5: 3,287,712 km (0.085 R)
• M6: 3,633,134 km (0.094 R)
• M7: 4,760,653 km (0.076 R)
• M8: 5,952,350 km (0.094 R)
• M9: 6,723,377 km (0.099 R)
• M10: 7,231,860 km (0.072 R)
• M11: 7,533,749 km (0.106 R)
• M12: 10,387,777 km (0.091 R)
• M13: 10,740,230 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.8

Radius: 13

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.21 AU - 1.93 AU

Year: 1291 Days

Day: 8.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,392,908 km

• M1: 161,715 km (0.11 R)
• M2: 670,498 km (0.119 R)
• M3: 1,734,887 km (0.109 R)
• M4: 2,159,146 km (0.091 R)
• M5: 2,704,580 km (0.026 R)
• M6: 3,180,152 km (0.078 R)
• M7: 4,482,251 km (0.096 R)
• M8: 4,935,383 km (0.104 R)
• M9: 5,377,744 km (0.057 R)
• M10: 6,482,525 km (0.11 R)
• M11: 7,497,097 km (0.11 R)
• M12: 8,029,067 km (0.108 R)
• M13: 8,586,170 km (0.114 R)
• M14: 9,715,933 km (0.11 R)
• M15: 11,077,423 km (0.071 R)
• M16: 11,981,742 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.6

Radius: 11.9

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.73 AU - 2.03 AU

Year: 1691 Days

Day: 11.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,392,908 km

• M1: 148,251 km (0.034 R)
• M2: 534,513 km (0.057 R)
• M3: 997,219 km (0.063 R)
• M4: 1,516,623 km (0.074 R)
• M5: 2,093,772 km (0.071 R)
• M6: 2,602,405 km (0.089 R)
• M7: 3,052,545 km (0.11 R)
• M8: 4,622,425 km (0.096 R)
• M9: 5,332,267 km (0.079 R)
• M10: 5,796,917 km (0.059 R)
• M11: 6,570,787 km (0.092 R)
• M12: 7,216,152 km (0.105 R)
• M13: 7,903,405 km (0.114 R)
• M14: 8,385,409 km (0.09 R)
• M15: 9,508,740 km (0.077 R)
• M16: 10,124,185 km (0.12 R)
• M17: 10,986,019 km (0.083 R)
• M18: 11,974,262 km (0.049 R)
• M19: 12,369,799 km (0.049 R)
• M20: 12,774,013 km (0.106 R)
• M21: 13,439,125 km (0.075 R)
• M22: 13,952,993 km (0.109 R)
• M23: 14,658,497 km (0.079 R)
• M24: 15,295,185 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.4

Radius: 14.2

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.35 AU - 2.83 AU

Year: 2734 Days

Day: 6.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,392,908 km

• M1: 176,825 km (0.034 R)
• M2: 635,791 km (0.051 R)
• M3: 1,286,392 km (0.036 R)
• M4: 2,103,645 km (0.037 R)
• M5: 2,699,793 km (0.118 R)
• M6: 3,168,932 km (0.036 R)
• M7: 4,390,847 km (0.118 R)
• M8: 5,131,656 km (0.07 R)
• M9: 6,051,383 km (0.116 R)
• M10: 6,680,443 km (0.053 R)
• M11: 7,324,910 km (0.097 R)
• M12: 8,430,289 km (0.095 R)
• M13: 8,896,286 km (0.064 R)
• M14: 9,711,146 km (0.075 R)
• M15: 10,754,292 km (0.115 R)
• M16: 11,490,313 km (0.087 R)
• M17: 13,063,185 km (0.115 R)
• M18: 13,561,945 km (0.115 R)
• M19: 14,073,420 km (0.084 R)
• M20: 14,553,479 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.9

Radius: 11.5

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.68 AU - 3.86 AU

Year: 4802 Days

Day: 14.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 36,392,908 km

• M1: 143,464 km (0.098 R)
• M2: 559,197 km (0.091 R)
• M3: 1,013,526 km (0.118 R)
• M4: 1,553,424 km (0.059 R)
• M5: 1,934,001 km (0.097 R)
• M6: 2,344,647 km (0.09 R)
• M7: 2,758,585 km (0.107 R)
• M8: 3,387,045 km (0.076 R)
• M9: 4,430,341 km (0.084 R)
• M10: 4,822,138 km (0.087 R)
• M11: 6,462,478 km (0.08 R)
• M12: 7,683,646 km (0.08 R)
• M13: 8,290,714 km (0.112 R)
• M14: 9,135,792 km (0.052 R)
• M15: 10,215,440 km (0.118 R)
• M16: 14,870,926 km (0.07 R)
• M17: 16,117,375 km (0.096 R)
• M18: 16,734,915 km (0.116 R)
• M19: 17,496,668 km (0.071 R)
• M20: 18,347,880 km (0.073 R)
• M21: 20,776,751 km (0.087 R)
• M22: 21,955,582 km (0.11 R)
• M23: 23,256,335 km (0.105 R)
• M24: 23,965,429 km (0.11 R)
• M25: 24,526,870 km (0.06 R)
• M26: 26,860,896 km (0.087 R)
• M27: 29,797,353 km (0.12 R)
• M28: 30,260,208 km (0.033 R)
• M29: 32,159,802 km (0.116 R)
• M30: 32,744,880 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428

Radius: 11

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.82 AU - 6.1 AU

Year: 8369 Days

Day: 6.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,392,908 km

• M1: 138,378 km (0.084 R)
• M2: 522,845 km (0.063 R)
• M3: 882,627 km (0.086 R)
• M4: 1,651,710 km (0.102 R)
• M5: 2,371,276 km (0.103 R)
• M6: 3,204,237 km (0.093 R)
• M7: 4,222,101 km (0.045 R)
• M8: 6,538,175 km (0.046 R)
• M9: 8,086,214 km (0.105 R)
• M10: 8,447,493 km (0.084 R)
• M11: 9,245,747 km (0.116 R)
• M12: 11,739,244 km (0.047 R)
• M13: 12,151,087 km (0.08 R)
• M14: 12,787,028 km (0.039 R)
• M15: 13,725,754 km (0.061 R)
• M16: 14,183,225 km (0.113 R)
• M17: 15,310,295 km (0.107 R)
• M18: 16,241,542 km (0.105 R)
• M19: 18,561,057 km (0.029 R)
• M20: 19,836,079 km (0.029 R)
• M21: 23,602,355 km (0.088 R)
• M22: 27,820,267 km (0.042 R)
• M23: 28,738,798 km (0.065 R)
• M24: 29,488,134 km (0.087 R)
• M25: 29,867,813 km (0.049 R)
• M26: 30,346,826 km (0.063 R)
• M27: 31,914,163 km (0.118 R)
• M28: 33,948,394 km (0.118 R)
• M29: 35,636,906 km (0.116 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: 468 - 18,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit