🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.7

Radius: 11.9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.22 AU - 1.96 AU

Year: 1295 Days

Day: 11.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,685,746 km

• M1: 148,102 km (0.103 R)
• M2: 555,756 km (0.06 R)
• M3: 976,874 km (0.108 R)
• M4: 1,626,278 km (0.081 R)
• M5: 1,998,628 km (0.077 R)
• M6: 2,386,086 km (0.118 R)
• M7: 3,159,058 km (0.093 R)
• M8: 3,548,461 km (0.046 R)
• M9: 4,248,430 km (0.027 R)
• M10: 5,038,456 km (0.11 R)
• M11: 5,943,823 km (0.11 R)
• M12: 6,999,086 km (0.045 R)
• M13: 7,524,623 km (0.079 R)
• M14: 8,224,891 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.3

Radius: 8.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.95 AU - 2.07 AU

Year: 1840 Days

Day: 9.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,685,746 km

• M1: 106,962 km (0.087 R)
• M2: 657,333 km (0.032 R)
• M3: 1,321,548 km (0.035 R)
• M4: 1,595,012 km (0.094 R)
• M5: 2,033,933 km (0.076 R)
• M6: 2,694,108 km (0.047 R)
• M7: 3,537,690 km (0.108 R)
• M8: 4,623,472 km (0.119 R)
• M9: 5,118,940 km (0.106 R)
• M10: 5,454,338 km (0.104 R)
• M11: 6,501,374 km (0.119 R)
• M12: 7,357,373 km (0.093 R)
• M13: 7,950,080 km (0.118 R)
• M14: 8,487,136 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.3

Radius: 13.8

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.3 AU - 3.12 AU

Year: 2881 Days

Day: 11.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,685,746 km

• M1: 171,589 km (0.107 R)
• M2: 616,493 km (0.119 R)
• M3: 1,767,648 km (0.113 R)
• M4: 2,239,929 km (0.107 R)
• M5: 3,110,140 km (0.11 R)
• M6: 3,808,313 km (0.063 R)
• M7: 5,074,360 km (0.089 R)
• M8: 8,188,239 km (0.12 R)
• M9: 9,340,143 km (0.098 R)
• M10: 11,750,165 km (0.112 R)
• M11: 12,939,468 km (0.12 R)
• M12: 13,587,077 km (0.074 R)
• M13: 15,199,144 km (0.087 R)
• M14: 16,077,882 km (0.118 R)
• M15: 17,486,944 km (0.084 R)
• M16: 18,800,712 km (0.076 R)
• M17: 20,925,002 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.4

Radius: 9.2

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.51 AU - 3.67 AU

Year: 4392 Days

Day: 13.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,685,746 km

• M1: 114,442 km (0.066 R)
• M2: 438,771 km (0.097 R)
• M3: 1,002,755 km (0.103 R)
• M4: 1,379,292 km (0.09 R)
• M5: 1,770,640 km (0.093 R)
• M6: 2,189,814 km (0.118 R)
• M7: 2,979,990 km (0.085 R)
• M8: 3,288,909 km (0.1 R)
• M9: 4,227,037 km (0.086 R)
• M10: 6,655,908 km (0.032 R)
• M11: 8,184,051 km (0.076 R)
• M12: 8,523,488 km (0.102 R)
• M13: 8,872,201 km (0.11 R)
• M14: 10,583,002 km (0.116 R)
• M15: 11,492,856 km (0.084 R)
• M16: 11,871,040 km (0.101 R)
• M17: 12,257,451 km (0.113 R)
• M18: 13,571,968 km (0.115 R)
• M19: 14,977,888 km (0.115 R)
• M20: 15,372,528 km (0.091 R)
• M21: 16,359,724 km (0.052 R)
• M22: 18,979,332 km (0.096 R)
• M23: 19,776,390 km (0.076 R)
• M24: 21,794,465 km (0.118 R)
• M25: 22,742,167 km (0.066 R)
• M26: 25,191,982 km (0.08 R)
• M27: 26,892,012 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625

Radius: 11.3

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.57 AU - 4.43 AU

Year: 5165 Days

Day: 8.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,685,746 km

• M1: 140,772 km (0.094 R)
• M2: 522,246 km (0.097 R)
• M3: 1,163,123 km (0.104 R)
• M4: 1,612,964 km (0.092 R)
• M5: 2,285,107 km (0.112 R)
• M6: 2,678,101 km (0.097 R)
• M7: 3,213,661 km (0.1 R)
• M8: 4,329,063 km (0.077 R)
• M9: 5,150,954 km (0.118 R)
• M10: 5,541,853 km (0.106 R)
• M11: 8,133,935 km (0.107 R)
• M12: 8,588,563 km (0.106 R)
• M13: 9,969,053 km (0.077 R)
• M14: 10,892,670 km (0.117 R)
• M15: 12,114,136 km (0.107 R)
• M16: 13,529,332 km (0.107 R)
• M17: 13,953,293 km (0.101 R)
• M18: 17,796,611 km (0.089 R)
• M19: 19,689,174 km (0.029 R)
• M20: 20,371,789 km (0.116 R)
• M21: 22,074,662 km (0.087 R)
• M22: 23,564,507 km (0.069 R)
• M23: 24,178,905 km (0.082 R)
• M24: 26,004,897 km (0.114 R)
• M25: 26,578,455 km (0.099 R)
• M26: 26,993,141 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.6

Radius: 6.8

Gravity: 18.44 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.62 AU - 10.38 AU

Year: 17433 Days

Day: 23.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,685,746 km

• M1: 121,324 km (0.105 R)
• M2: 407,654 km (0.105 R)
• M3: 795,412 km (0.094 R)
• M4: 1,411,007 km (0.104 R)
• M5: 2,306,949 km (0.076 R)
• M6: 2,621,852 km (0.09 R)
• M7: 2,839,218 km (0.11 R)
• M8: 3,594,238 km (0.115 R)
• M9: 4,612,701 km (0.104 R)
• M10: 5,455,236 km (0.063 R)
• M11: 6,267,702 km (0.087 R)
• M12: 6,747,612 km (0.1 R)
• M13: 7,065,507 km (0.1 R)
• M14: 9,132,800 km (0.101 R)
• M15: 13,397,387 km (0.086 R)
• M16: 14,193,098 km (0.092 R)
• M17: 18,385,279 km (0.117 R)
• M18: 23,957,949 km (0.054 R)
• M19: 27,813,386 km (0.063 R)
• M20: 28,867,752 km (0.098 R)
• M21: 30,437,482 km (0.052 R)
• M22: 30,807,587 km (0.113 R)
• M23: 33,222,097 km (0.11 R)
• M24: 35,759,725 km (0.087 R)
• M25: 37,568,663 km (0.077 R)
• M26: 42,586,624 km (0.047 R)
• M27: 43,516,076 km (0.098 R)
• M28: 46,548,873 km (0.073 R)
• M29: 48,703,232 km (0.065 R)
• M30: 49,379,265 km (0.1 R)
• M31: 50,577,395 km (0.119 R)
• M32: 69,869,536 km (0.109 R)
• M33: 71,814,009 km (0.058 R)
• M34: 72,250,835 km (0.112 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 14,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit