🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.2

Radius: 10.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.47 AU - 0.75 AU

Year: 318 Days

Day: 13.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,380,596 km

• M1: 133,740 km (0.055 R)
• M2: 536,009 km (0.071 R)
• M3: 909,106 km (0.057 R)
• M4: 1,298,061 km (0.08 R)
• M5: 1,708,408 km (0.075 R)
• M6: 2,220,631 km (0.085 R)
• M7: 2,663,590 km (0.09 R)
• M8: 3,029,357 km (0.057 R)
• M9: 3,418,311 km (0.084 R)
• M10: 3,966,139 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.8

Radius: 11.4

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.44 AU - 3.72 AU

Year: 3605 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,380,596 km

• M1: 141,819 km (0.029 R)
• M2: 600,187 km (0.12 R)
• M3: 1,113,607 km (0.114 R)
• M4: 1,974,542 km (0.09 R)
• M5: 2,693,210 km (0.054 R)
• M6: 3,131,083 km (0.076 R)
• M7: 3,987,681 km (0.111 R)
• M8: 4,449,639 km (0.117 R)
• M9: 8,145,305 km (0.115 R)
• M10: 8,615,192 km (0.099 R)
• M11: 11,573,789 km (0.069 R)
• M12: 13,373,451 km (0.094 R)
• M13: 14,171,855 km (0.047 R)
• M14: 14,902,491 km (0.087 R)
• M15: 15,812,196 km (0.115 R)
• M16: 16,333,245 km (0.112 R)
• M17: 17,136,436 km (0.117 R)
• M18: 17,520,304 km (0.114 R)
• M19: 19,054,430 km (0.12 R)
• M20: 20,247,324 km (0.081 R)
• M21: 20,738,154 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.5

Radius: 9.4

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.77 AU - 4.01 AU

Year: 5116 Days

Day: 9 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,380,596 km

• M1: 117,285 km (0.114 R)
• M2: 674,537 km (0.04 R)
• M3: 1,991,896 km (0.105 R)
• M4: 2,923,591 km (0.062 R)
• M5: 3,828,210 km (0.112 R)
• M6: 4,602,827 km (0.064 R)
• M7: 5,120,885 km (0.11 R)
• M8: 6,030,440 km (0.073 R)
• M9: 7,947,836 km (0.101 R)
• M10: 10,283,657 km (0.112 R)
• M11: 10,898,803 km (0.073 R)
• M12: 11,215,352 km (0.093 R)
• M13: 12,396,876 km (0.1 R)
• M14: 16,615,686 km (0.109 R)
• M15: 18,916,202 km (0.099 R)
• M16: 24,446,237 km (0.114 R)
• M17: 26,181,572 km (0.083 R)
• M18: 27,079,309 km (0.108 R)
• M19: 27,745,019 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.5

Radius: 15

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.89 AU - 4.39 AU

Year: 5617 Days

Day: 12.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,380,596 km

• M1: 186,698 km (0.11 R)
• M2: 672,293 km (0.101 R)
• M3: 1,172,249 km (0.117 R)
• M4: 1,650,513 km (0.031 R)
• M5: 2,476,593 km (0.103 R)
• M6: 3,057,930 km (0.055 R)
• M7: 5,162,174 km (0.069 R)
• M8: 7,049,949 km (0.082 R)
• M9: 8,040,437 km (0.056 R)
• M10: 9,967,856 km (0.118 R)
• M11: 13,346,673 km (0.094 R)
• M12: 14,861,950 km (0.073 R)
• M13: 16,694,374 km (0.101 R)
• M14: 17,372,801 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.3

Radius: 3.2

Gravity: 44.07 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.16 AU - 6.48 AU

Year: 9363 Days

Day: 21.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,380,596 km

• M1: 40,242 km (0.096 R)
• M2: 140,173 km (0.037 R)
• M3: 296,353 km (0.105 R)
• M4: 531,372 km (0.058 R)
• M5: 773,571 km (0.112 R)
• M6: 972,685 km (0.072 R)
• M7: 1,182,422 km (0.061 R)
• M8: 2,142,690 km (0.075 R)
• M9: 2,497,536 km (0.108 R)
• M10: 2,649,827 km (0.037 R)
• M11: 2,768,159 km (0.076 R)
• M12: 3,232,511 km (0.058 R)
• M13: 3,413,674 km (0.091 R)
• M14: 3,746,828 km (0.045 R)
• M15: 4,180,064 km (0.057 R)
• M16: 4,731,481 km (0.081 R)
• M17: 4,994,774 km (0.091 R)
• M18: 5,145,120 km (0.084 R)
• M19: 6,566,599 km (0.119 R)
• M20: 6,747,163 km (0.087 R)
• M21: 7,308,903 km (0.102 R)
• M22: 8,188,389 km (0.091 R)
• M23: 10,840,311 km (0.102 R)
• M24: 16,998,357 km (0.083 R)
• M25: 18,530,688 km (0.106 R)
• M26: 21,468,940 km (0.102 R)
• M27: 23,089,683 km (0.092 R)
• M28: 23,423,436 km (0.116 R)
• M29: 24,271,507 km (0.064 R)
• M30: 24,530,012 km (0.078 R)
• M31: 26,481,217 km (0.102 R)
• M32: 28,152,674 km (0.078 R)
• M33: 37,343,368 km (0.119 R)
• M34: 38,034,211 km (0.049 R)
• M35: 38,266,387 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941

Radius: 7.4

Gravity: 17.18 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.83 AU - 6.17 AU

Year: 9801 Days

Day: 17.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,380,596 km

• M1: 92,152 km (0.059 R)
• M2: 388,057 km (0.052 R)
• M3: 681,867 km (0.095 R)
• M4: 941,868 km (0.106 R)
• M5: 1,732,343 km (0.107 R)
• M6: 2,623,199 km (0.067 R)
• M7: 3,063,764 km (0.112 R)
• M8: 3,816,092 km (0.097 R)
• M9: 4,206,692 km (0.068 R)
• M10: 5,003,151 km (0.102 R)
• M11: 5,368,768 km (0.112 R)
• M12: 5,932,453 km (0.076 R)
• M13: 6,228,807 km (0.048 R)
• M14: 7,302,470 km (0.049 R)
• M15: 7,817,237 km (0.039 R)
• M16: 9,358,095 km (0.111 R)
• M17: 9,914,000 km (0.091 R)
• M18: 10,279,019 km (0.118 R)
• M19: 12,660,617 km (0.116 R)
• M20: 13,785,444 km (0.076 R)
• M21: 14,109,473 km (0.055 R)
• M22: 14,504,860 km (0.084 R)
• M23: 15,387,039 km (0.089 R)
• M24: 15,665,590 km (0.082 R)
• M25: 18,170,606 km (0.099 R)
• M26: 18,875,960 km (0.111 R)
• M27: 19,762,477 km (0.113 R)
• M28: 23,865,498 km (0.107 R)
• M29: 25,382,570 km (0.098 R)
• M30: 34,413,793 km (0.099 R)
• M31: 39,771,492 km (0.099 R)
• M32: 41,360,221 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887

Radius: 4.8

Gravity: 38.5 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.22 AU - 8 AU

Year: 13999 Days

Day: 20.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 65,380,596 km

• M1: 62,233 km (0.094 R)
• M2: 258,804 km (0.062 R)
• M3: 415,882 km (0.112 R)
• M4: 699,819 km (0.112 R)
• M5: 1,207,704 km (0.085 R)
• M6: 1,652,757 km (0.09 R)
• M7: 2,120,849 km (0.064 R)
• M8: 2,428,572 km (0.115 R)
• M9: 3,341,568 km (0.027 R)
• M10: 3,672,329 km (0.065 R)
• M11: 5,038,755 km (0.082 R)
• M12: 5,933,052 km (0.09 R)
• M13: 6,294,181 km (0.086 R)
• M14: 8,372,694 km (0.112 R)
• M15: 12,413,183 km (0.05 R)
• M16: 12,738,707 km (0.104 R)
• M17: 13,003,346 km (0.078 R)
• M18: 19,010,449 km (0.114 R)
• M19: 22,464,813 km (0.084 R)
• M20: 24,339,125 km (0.094 R)
• M21: 24,849,254 km (0.1 R)
• M22: 29,418,571 km (0.079 R)
• M23: 29,649,101 km (0.095 R)
• M24: 30,113,752 km (0.111 R)
• M25: 31,416,899 km (0.085 R)
• M26: 31,778,776 km (0.096 R)
• M27: 33,629,601 km (0.106 R)
• M28: 34,773,875 km (0.1 R)
• M29: 35,681,635 km (0.116 R)
• M30: 36,339,716 km (0.058 R)
• M31: 38,088,366 km (0.113 R)
• M32: 38,362,280 km (0.111 R)
• M33: 43,370,966 km (0.046 R)
• M34: 43,669,713 km (0.071 R)
• M35: 52,094,167 km (0.091 R)
• M36: 52,940,742 km (0.052 R)
• M37: 55,359,739 km (0.083 R)
• M38: 57,132,025 km (0.096 R)
• M39: 57,311,393 km (0.096 R)
• M40: 58,032,305 km (0.086 R)
• M41: 65,184,879 km (0.071 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 12,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit