🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.5

Radius: 11

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.47 AU - 0.69 AU

Year: 300 Days

Day: 13 Hours

Environment

Temp: -142 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,592,413 km

• M1: 137,780 km (0.098 R)
• M2: 507,885 km (0.045 R)
• M3: 1,152,951 km (0.115 R)
• M4: 1,640,789 km (0.116 R)
• M5: 2,059,065 km (0.091 R)
• M6: 2,507,410 km (0.091 R)
• M7: 3,020,680 km (0.101 R)
• M8: 3,582,121 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.2

Radius: 13.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.73 AU - 0.97 AU

Year: 532 Days

Day: 6 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 38,592,413 km

• M1: 164,109 km (0.057 R)
• M2: 588,219 km (0.119 R)
• M3: 1,232,387 km (0.095 R)
• M4: 2,759,931 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.7

Radius: 9.3

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.89 AU - 1.97 AU

Year: 1819 Days

Day: 14.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,592,413 km

• M1: 116,088 km (0.111 R)
• M2: 509,830 km (0.103 R)
• M3: 990,188 km (0.111 R)
• M4: 1,502,711 km (0.112 R)
• M5: 2,934,661 km (0.074 R)
• M6: 3,336,033 km (0.108 R)
• M7: 3,629,693 km (0.057 R)
• M8: 4,131,893 km (0.092 R)
• M9: 4,430,491 km (0.066 R)
• M10: 5,627,573 km (0.06 R)
• M11: 6,861,606 km (0.119 R)
• M12: 7,339,272 km (0.102 R)
• M13: 8,614,893 km (0.087 R)
• M14: 9,005,193 km (0.091 R)
• M15: 9,339,245 km (0.099 R)
• M16: 9,751,238 km (0.112 R)
• M17: 10,211,102 km (0.111 R)
• M18: 12,156,473 km (0.104 R)
• M19: 12,689,340 km (0.036 R)
• M20: 14,793,135 km (0.059 R)
• M21: 15,638,812 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.4

Radius: 13.1

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.74 AU - 4.3 AU

Year: 4479 Days

Day: 13.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,592,413 km

• M1: 164,558 km (0.102 R)
• M2: 701,315 km (0.114 R)
• M3: 1,457,532 km (0.108 R)
• M4: 2,211,057 km (0.088 R)
• M5: 2,945,881 km (0.06 R)
• M6: 3,371,338 km (0.092 R)
• M7: 4,252,020 km (0.077 R)
• M8: 5,280,655 km (0.05 R)
• M9: 7,436,660 km (0.099 R)
• M10: 8,308,666 km (0.074 R)
• M11: 9,046,333 km (0.112 R)
• M12: 9,575,909 km (0.077 R)
• M13: 10,212,747 km (0.085 R)
• M14: 12,442,055 km (0.111 R)
• M15: 13,200,965 km (0.094 R)
• M16: 15,605,751 km (0.072 R)
• M17: 16,911,740 km (0.107 R)
• M18: 20,355,932 km (0.083 R)
• M19: 20,843,322 km (0.117 R)
• M20: 22,573,870 km (0.109 R)
• M21: 24,087,651 km (0.049 R)
• M22: 26,073,862 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.2

Radius: 15

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.03 AU - 5.25 AU

Year: 6779 Days

Day: 9.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,592,413 km

• M1: 186,549 km (0.057 R)
• M2: 656,735 km (0.057 R)
• M3: 1,543,700 km (0.079 R)
• M4: 2,160,044 km (0.094 R)
• M5: 2,666,283 km (0.093 R)
• M6: 3,417,414 km (0.111 R)
• M7: 4,846,672 km (0.113 R)
• M8: 5,317,008 km (0.069 R)
• M9: 6,350,430 km (0.048 R)
• M10: 7,228,120 km (0.082 R)
• M11: 8,496,561 km (0.114 R)
• M12: 9,996,579 km (0.037 R)
• M13: 10,533,934 km (0.107 R)
• M14: 11,280,577 km (0.037 R)
• M15: 15,914,670 km (0.117 R)
• M16: 19,467,321 km (0.114 R)
• M17: 25,203,202 km (0.108 R)
• M18: 25,865,921 km (0.095 R)
• M19: 26,540,158 km (0.108 R)
• M20: 29,537,501 km (0.083 R)
• M21: 30,553,720 km (0.086 R)
• M22: 31,402,538 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.8

Radius: 8.2

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.85 AU - 5.57 AU

Year: 6933 Days

Day: 9.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,592,413 km

• M1: 102,026 km (0.091 R)
• M2: 404,213 km (0.108 R)
• M3: 694,134 km (0.085 R)
• M4: 1,087,427 km (0.053 R)
• M5: 1,992,344 km (0.119 R)
• M6: 2,895,616 km (0.094 R)
• M7: 3,438,956 km (0.109 R)
• M8: 3,974,815 km (0.085 R)
• M9: 4,646,211 km (0.116 R)
• M10: 5,760,565 km (0.114 R)
• M11: 7,373,679 km (0.067 R)
• M12: 7,946,489 km (0.112 R)
• M13: 8,304,178 km (0.079 R)
• M14: 9,224,055 km (0.119 R)
• M15: 9,980,123 km (0.037 R)
• M16: 11,716,804 km (0.109 R)
• M17: 20,540,835 km (0.108 R)
• M18: 22,372,511 km (0.084 R)
• M19: 22,767,300 km (0.047 R)
• M20: 25,405,458 km (0.102 R)
• M21: 28,332,490 km (0.116 R)
• M22: 31,280,167 km (0.089 R)
• M23: 32,575,086 km (0.108 R)
• M24: 34,952,645 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.6

Radius: 4.8

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.09 AU - 8.49 AU

Year: 13350 Days

Day: 22.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,592,413 km

• M1: 59,690 km (0.109 R)
• M2: 259,253 km (0.115 R)
• M3: 540,796 km (0.092 R)
• M4: 691,142 km (0.1 R)
• M5: 1,725,911 km (0.118 R)
• M6: 2,059,364 km (0.106 R)
• M7: 2,452,507 km (0.104 R)
• M8: 3,984,090 km (0.11 R)
• M9: 4,401,469 km (0.114 R)
• M10: 4,963,508 km (0.034 R)
• M11: 5,384,476 km (0.058 R)
• M12: 5,540,507 km (0.08 R)
• M13: 6,366,287 km (0.099 R)
• M14: 7,774,003 km (0.091 R)
• M15: 8,805,929 km (0.119 R)
• M16: 12,663,011 km (0.084 R)
• M17: 13,276,362 km (0.113 R)
• M18: 15,111,330 km (0.104 R)
• M19: 21,073,104 km (0.067 R)
• M20: 25,346,218 km (0.073 R)
• M21: 25,873,550 km (0.116 R)
• M22: 27,499,679 km (0.084 R)
• M23: 30,655,596 km (0.101 R)
• M24: 31,254,137 km (0.064 R)
• M25: 32,064,359 km (0.069 R)
• M26: 35,336,363 km (0.091 R)
• M27: 36,884,253 km (0.077 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 19,806 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit