🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 11

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.74 AU - 1.06 AU

Year: 579 Days

Day: 13 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 60,133,046 km

• M1: 141,669 km (0.099 R)
• M2: 614,698 km (0.103 R)
• M3: 1,822,252 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.1

Radius: 12.4

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.78 AU - 2.6 AU

Year: 2198 Days

Day: 8.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,133,046 km

• M1: 154,235 km (0.114 R)
• M2: 574,157 km (0.096 R)
• M3: 1,058,555 km (0.119 R)
• M4: 1,541,157 km (0.044 R)
• M5: 2,641,599 km (0.101 R)
• M6: 3,180,900 km (0.092 R)
• M7: 4,047,221 km (0.105 R)
• M8: 4,767,385 km (0.115 R)
• M9: 6,436,448 km (0.102 R)
• M10: 6,973,804 km (0.034 R)
• M11: 7,788,963 km (0.052 R)
• M12: 9,042,593 km (0.116 R)
• M13: 9,717,728 km (0.108 R)
• M14: 10,123,886 km (0.12 R)
• M15: 10,618,457 km (0.113 R)
• M16: 11,863,261 km (0.052 R)
• M17: 12,892,195 km (0.074 R)
• M18: 13,292,968 km (0.071 R)
• M19: 15,127,037 km (0.1 R)
• M20: 15,774,347 km (0.109 R)
• M21: 16,911,890 km (0.044 R)
• M22: 19,465,825 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.3

Radius: 14.3

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.89 AU - 2.99 AU

Year: 3419 Days

Day: 6.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,133,046 km

• M1: 177,872 km (0.118 R)
• M2: 732,880 km (0.107 R)
• M3: 1,615,507 km (0.09 R)
• M4: 2,655,961 km (0.111 R)
• M5: 5,367,123 km (0.026 R)
• M6: 6,277,875 km (0.09 R)
• M7: 9,453,389 km (0.099 R)
• M8: 9,933,149 km (0.114 R)
• M9: 12,492,918 km (0.061 R)
• M10: 17,470,787 km (0.12 R)
• M11: 20,184,493 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.1

Radius: 5.1

Gravity: 14.34 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.79 AU - 6.23 AU

Year: 9993 Days

Day: 23.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,133,046 km

• M1: 63,429 km (0.032 R)
• M2: 380,577 km (0.086 R)
• M3: 666,459 km (0.114 R)
• M4: 967,749 km (0.119 R)
• M5: 1,355,506 km (0.091 R)
• M6: 1,752,689 km (0.099 R)
• M7: 2,026,154 km (0.106 R)
• M8: 3,575,838 km (0.082 R)
• M9: 3,991,122 km (0.108 R)
• M10: 5,005,246 km (0.078 R)
• M11: 5,275,868 km (0.109 R)
• M12: 5,978,529 km (0.057 R)
• M13: 6,180,486 km (0.104 R)
• M14: 7,804,072 km (0.114 R)
• M15: 7,964,591 km (0.085 R)
• M16: 8,292,060 km (0.086 R)
• M17: 8,843,329 km (0.094 R)
• M18: 9,239,015 km (0.038 R)
• M19: 9,600,443 km (0.115 R)
• M20: 10,741,875 km (0.092 R)
• M21: 13,577,503 km (0.066 R)
• M22: 14,583,249 km (0.028 R)
• M23: 19,032,440 km (0.083 R)
• M24: 27,417,101 km (0.101 R)
• M25: 33,344,767 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.3

Radius: 7.7

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.29 AU - 8.45 AU

Year: 16424 Days

Day: 24.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,133,046 km

• M1: 95,743 km (0.05 R)
• M2: 467,643 km (0.111 R)
• M3: 1,149,809 km (0.076 R)
• M4: 1,433,297 km (0.113 R)
• M5: 2,103,795 km (0.11 R)
• M6: 2,420,344 km (0.098 R)
• M7: 3,176,412 km (0.081 R)
• M8: 4,507,533 km (0.091 R)
• M9: 5,566,686 km (0.091 R)
• M10: 6,738,486 km (0.087 R)
• M11: 7,966,386 km (0.096 R)
• M12: 9,226,149 km (0.089 R)
• M13: 10,735,442 km (0.118 R)
• M14: 13,581,392 km (0.099 R)
• M15: 17,395,839 km (0.118 R)
• M16: 18,428,363 km (0.115 R)
• M17: 19,139,103 km (0.109 R)
• M18: 21,478,065 km (0.067 R)
• M19: 23,071,133 km (0.109 R)
• M20: 25,171,338 km (0.092 R)
• M21: 26,045,887 km (0.071 R)
• M22: 27,281,416 km (0.028 R)
• M23: 28,320,971 km (0.11 R)
• M24: 33,262,488 km (0.108 R)
• M25: 35,254,533 km (0.109 R)
• M26: 42,468,442 km (0.108 R)
• M27: 44,020,370 km (0.119 R)
• M28: 48,734,349 km (0.095 R)
• M29: 49,071,393 km (0.075 R)
• M30: 51,299,803 km (0.106 R)
• M31: 53,415,865 km (0.061 R)
• M32: 56,512,241 km (0.114 R)
• M33: 68,606,780 km (0.028 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294

Radius: 4

Gravity: 18.38 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.05 AU - 10.95 AU

Year: 21448 Days

Day: 21.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 175 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,133,046 km

• M1: 61,485 km (0.046 R)
• M2: 371,751 km (0.047 R)
• M3: 509,082 km (0.077 R)
• M4: 646,861 km (0.114 R)
• M5: 1,545,645 km (0.103 R)
• M6: 1,771,239 km (0.082 R)
• M7: 2,390,424 km (0.118 R)
• M8: 2,737,791 km (0.07 R)
• M9: 3,093,086 km (0.115 R)
• M10: 4,130,397 km (0.089 R)
• M11: 4,694,680 km (0.074 R)
• M12: 5,238,020 km (0.102 R)
• M13: 7,249,064 km (0.072 R)
• M14: 9,563,343 km (0.06 R)
• M15: 11,712,167 km (0.06 R)
• M16: 13,027,731 km (0.076 R)
• M17: 16,172,278 km (0.088 R)
• M18: 21,282,840 km (0.071 R)
• M19: 23,712,459 km (0.098 R)
• M20: 27,372,970 km (0.057 R)
• M21: 29,225,440 km (0.084 R)
• M22: 31,159,740 km (0.093 R)
• M23: 33,299,140 km (0.092 R)
• M24: 40,716,352 km (0.077 R)
• M25: 41,555,745 km (0.119 R)
• M26: 41,979,706 km (0.03 R)
• M27: 46,228,285 km (0.026 R)
• M28: 49,319,576 km (0.115 R)
• M29: 51,889,667 km (0.117 R)
• M30: 58,525,380 km (0.092 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 13,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit