🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.1

Radius: 8.2

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.7 AU - 1.02 AU

Year: 532 Days

Day: 8.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,537,928 km

• M1: 102,026 km (0.093 R)
• M2: 398,828 km (0.119 R)
• M3: 669,450 km (0.059 R)
• M4: 1,063,491 km (0.094 R)
• M5: 2,000,572 km (0.075 R)
• M6: 2,926,733 km (0.11 R)
• M7: 3,418,760 km (0.1 R)
• M8: 4,168,694 km (0.114 R)
• M9: 4,853,254 km (0.065 R)
• M10: 5,764,156 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.8

Radius: 11.8

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.37 AU - 1.77 AU

Year: 1312 Days

Day: 6.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,537,928 km

• M1: 146,756 km (0.116 R)
• M2: 641,625 km (0.034 R)
• M3: 1,174,343 km (0.116 R)
• M4: 1,624,034 km (0.046 R)
• M5: 2,122,794 km (0.107 R)
• M6: 3,133,327 km (0.104 R)
• M7: 3,549,658 km (0.102 R)
• M8: 4,453,828 km (0.032 R)
• M9: 4,894,094 km (0.072 R)
• M10: 5,301,300 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.9

Radius: 11.4

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.38 AU - 1.86 AU

Year: 1375 Days

Day: 9.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,537,928 km

• M1: 144,063 km (0.08 R)
• M2: 570,117 km (0.099 R)
• M3: 1,149,809 km (0.039 R)
• M4: 2,170,815 km (0.062 R)
• M5: 2,994,201 km (0.099 R)
• M6: 3,961,352 km (0.068 R)
• M7: 4,326,670 km (0.099 R)
• M8: 6,605,344 km (0.071 R)
• M9: 7,553,645 km (0.113 R)
• M10: 8,590,508 km (0.104 R)
• M11: 8,956,425 km (0.12 R)
• M12: 10,560,413 km (0.054 R)
• M13: 11,123,499 km (0.088 R)
• M14: 13,950,450 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.6

Radius: 14.9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.6 AU - 2.64 AU

Year: 2058 Days

Day: 10.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,537,928 km

• M1: 189,541 km (0.069 R)
• M2: 1,180,178 km (0.075 R)
• M3: 1,877,603 km (0.1 R)
• M4: 2,554,533 km (0.12 R)
• M5: 3,875,034 km (0.118 R)
• M6: 4,671,194 km (0.05 R)
• M7: 5,574,316 km (0.114 R)
• M8: 7,444,289 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.3

Radius: 11.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.13 AU - 3.21 AU

Year: 3764 Days

Day: 11.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,537,928 km

• M1: 148,700 km (0.038 R)
• M2: 743,801 km (0.026 R)
• M3: 1,361,341 km (0.113 R)
• M4: 2,301,563 km (0.118 R)
• M5: 3,343,064 km (0.077 R)
• M6: 4,196,669 km (0.103 R)
• M7: 5,796,917 km (0.115 R)
• M8: 8,495,513 km (0.082 R)
• M9: 9,841,296 km (0.074 R)
• M10: 14,677,795 km (0.041 R)
• M11: 15,093,079 km (0.119 R)
• M12: 17,693,090 km (0.096 R)
• M13: 23,269,799 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612

Radius: 11.1

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.19 AU - 4.57 AU

Year: 6113 Days

Day: 9.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,537,928 km

• M1: 138,079 km (0.106 R)
• M2: 485,894 km (0.109 R)
• M3: 1,005,597 km (0.119 R)
• M4: 1,801,757 km (0.099 R)
• M5: 3,298,483 km (0.077 R)
• M6: 4,277,302 km (0.11 R)
• M7: 5,439,678 km (0.096 R)
• M8: 6,367,783 km (0.109 R)
• M9: 7,078,223 km (0.076 R)
• M10: 7,728,376 km (0.083 R)
• M11: 8,457,516 km (0.096 R)
• M12: 9,486,001 km (0.104 R)
• M13: 11,939,855 km (0.116 R)
• M14: 12,704,749 km (0.098 R)
• M15: 13,179,273 km (0.065 R)
• M16: 16,217,606 km (0.076 R)
• M17: 16,902,166 km (0.055 R)
• M18: 17,283,640 km (0.048 R)
• M19: 18,395,901 km (0.055 R)
• M20: 20,259,441 km (0.111 R)
• M21: 21,495,419 km (0.098 R)
• M22: 23,168,821 km (0.102 R)
• M23: 24,117,421 km (0.082 R)
• M24: 25,091,602 km (0.114 R)
• M25: 27,466,618 km (0.101 R)
• M26: 27,994,399 km (0.108 R)
• M27: 32,561,173 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.7

Radius: 12.4

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.5 AU - 5.74 AU

Year: 8885 Days

Day: 11 Hours

Environment

Temp: -225 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,537,928 km

• M1: 154,385 km (0.077 R)
• M2: 848,818 km (0.097 R)
• M3: 1,237,922 km (0.03 R)
• M4: 1,662,930 km (0.043 R)
• M5: 2,186,672 km (0.106 R)
• M6: 3,123,454 km (0.09 R)
• M7: 4,199,511 km (0.086 R)
• M8: 4,717,718 km (0.044 R)
• M9: 6,275,481 km (0.036 R)
• M10: 7,767,121 km (0.103 R)
• M11: 8,283,982 km (0.116 R)
• M12: 9,055,608 km (0.076 R)
• M13: 9,580,098 km (0.1 R)
• M14: 11,384,847 km (0.116 R)
• M15: 13,224,452 km (0.054 R)
• M16: 14,728,808 km (0.106 R)
• M17: 15,793,197 km (0.108 R)
• M18: 16,344,315 km (0.089 R)
• M19: 16,766,032 km (0.064 R)
• M20: 20,244,930 km (0.05 R)
• M21: 20,813,552 km (0.098 R)
• M22: 21,560,195 km (0.1 R)
• M23: 23,549,547 km (0.037 R)
• M24: 24,269,412 km (0.108 R)
• M25: 26,037,809 km (0.089 R)
• M26: 26,904,728 km (0.087 R)
• M27: 27,592,280 km (0.119 R)
• M28: 29,002,539 km (0.085 R)
• M29: 29,414,233 km (0.101 R)
• M30: 33,184,099 km (0.082 R)
• M31: 34,432,493 km (0.095 R)
• M32: 44,334,376 km (0.12 R)
• M33: 45,987,582 km (0.056 R)
• M34: 46,407,204 km (0.049 R)
• M35: 47,681,479 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.8

Radius: 3.8

Gravity: 53.8 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.83 AU - 7.71 AU

Year: 10470 Days

Day: 23.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,537,928 km

• M1: 47,273 km (0.12 R)
• M2: 168,447 km (0.096 R)
• M3: 304,731 km (0.088 R)
• M4: 510,578 km (0.111 R)
• M5: 1,094,907 km (0.092 R)
• M6: 1,798,615 km (0.075 R)
• M7: 1,983,069 km (0.045 R)
• M8: 2,331,483 km (0.062 R)
• M9: 2,571,737 km (0.101 R)
• M10: 2,719,390 km (0.042 R)
• M11: 3,078,126 km (0.107 R)
• M12: 3,367,448 km (0.115 R)
• M13: 4,198,464 km (0.118 R)
• M14: 4,615,394 km (0.119 R)
• M15: 6,877,613 km (0.098 R)
• M16: 8,660,819 km (0.041 R)
• M17: 8,945,354 km (0.096 R)
• M18: 9,483,009 km (0.067 R)
• M19: 10,355,763 km (0.065 R)
• M20: 12,861,079 km (0.084 R)
• M21: 13,992,936 km (0.096 R)
• M22: 14,918,049 km (0.092 R)
• M23: 16,380,817 km (0.1 R)
• M24: 16,815,698 km (0.103 R)
• M25: 18,476,384 km (0.095 R)
• M26: 18,868,480 km (0.083 R)
• M27: 19,106,341 km (0.086 R)
• M28: 21,167,351 km (0.103 R)
• M29: 22,383,881 km (0.101 R)
• M30: 23,646,187 km (0.098 R)
• M31: 30,565,987 km (0.083 R)
• M32: 31,668,972 km (0.098 R)
• M33: 36,224,376 km (0.108 R)
• M34: 36,961,744 km (0.108 R)
• M35: 38,977,127 km (0.102 R)
• M36: 39,363,089 km (0.086 R)
• M37: 40,273,243 km (0.108 R)
• M38: 47,332,617 km (0.06 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 12,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit