🌌 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 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.48 AU - 0.76 AU

Year: 315 Days

Day: 22.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.4

Radius: 10.1

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.75 AU - 1.13 AU

Year: 588 Days

Day: 13.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 127.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 28,548,602 km

• M1: 128,056 km (0.088 R)
• M2: 193,131 km (0.091 R)
• M3: 274,811 km (0.065 R)
• M4: 358,586 km (0.11 R)
• M5: 446,699 km (0.059 R)
• M6: 535,411 km (0.079 R)
• M7: 803,640 km (0.092 R)
• M8: 976,575 km (0.071 R)
• M9: 1,129,464 km (0.064 R)
• M10: 1,250,937 km (0.093 R)
• M11: 1,525,599 km (0.088 R)
• M12: 1,617,303 km (0.097 R)
• M13: 1,742,666 km (0.116 R)
• M14: 1,832,275 km (0.109 R)
• M15: 1,930,261 km (0.091 R)
• M16: 2,009,847 km (0.107 R)
• M17: 2,117,707 km (0.099 R)
• M18: 2,213,749 km (0.105 R)
• M19: 2,474,798 km (0.093 R)
• M20: 2,590,736 km (0.112 R)
• M21: 2,850,887 km (0.099 R)
• M22: 2,965,030 km (0.118 R)
• M23: 3,096,227 km (0.101 R)
• M24: 3,174,317 km (0.091 R)
• M25: 3,300,727 km (0.107 R)
• M26: 3,648,692 km (0.111 R)
• M27: 3,772,858 km (0.118 R)
• M28: 3,957,612 km (0.04 R)
• M29: 4,051,110 km (0.067 R)
• M30: 4,196,968 km (0.08 R)
• M31: 4,318,591 km (0.085 R)
• M32: 4,414,932 km (0.084 R)
• M33: 4,600,733 km (0.106 R)
• M34: 4,780,250 km (0.077 R)
• M35: 5,017,064 km (0.097 R)
• M36: 5,127,617 km (0.082 R)
• M37: 5,257,767 km (0.053 R)
• M38: 5,445,512 km (0.11 R)
• M39: 5,511,784 km (0.117 R)
• M40: 5,606,779 km (0.077 R)
• M41: 5,895,502 km (0.112 R)
• M42: 6,080,705 km (0.054 R)
• M43: 6,189,014 km (0.096 R)
• M44: 6,287,898 km (0.117 R)
• M45: 6,417,300 km (0.096 R)
• M46: 6,497,335 km (0.043 R)
• M47: 6,790,397 km (0.079 R)

Asteroid Belt

Center: 2.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.6

Radius: 9.3

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.39 AU - 4.17 AU

Year: 4745 Days

Day: 5.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 28,548,602 km

• M1: 144,811 km (0.089 R)
• M2: 228,885 km (0.113 R)
• M3: 429,346 km (0.091 R)
• M4: 618,587 km (0.079 R)
• M5: 1,124,078 km (0.108 R)
• M6: 1,712,447 km (0.082 R)
• M7: 1,939,237 km (0.046 R)
• M8: 2,396,857 km (0.114 R)
• M9: 2,484,970 km (0.085 R)
• M10: 2,755,443 km (0.055 R)
• M11: 3,753,560 km (0.054 R)
• M12: 3,870,995 km (0.07 R)
• M13: 4,034,355 km (0.065 R)
• M14: 4,184,851 km (0.11 R)
• M15: 4,475,968 km (0.109 R)
• M16: 4,553,759 km (0.083 R)
• M17: 4,757,960 km (0.062 R)
• M18: 5,029,480 km (0.103 R)
• M19: 5,224,406 km (0.12 R)
• M20: 5,925,721 km (0.089 R)
• M21: 6,045,549 km (0.112 R)
• M22: 6,763,320 km (0.105 R)
• M23: 7,195,957 km (0.072 R)
• M24: 7,526,418 km (0.099 R)
• M25: 7,730,769 km (0.115 R)
• M26: 8,088,158 km (0.09 R)
• M27: 9,054,262 km (0.084 R)
• M28: 9,152,996 km (0.089 R)
• M29: 10,488,008 km (0.102 R)
• M30: 10,904,638 km (0.108 R)
• M31: 11,539,531 km (0.05 R)
• M32: 11,603,708 km (0.102 R)
• M33: 11,861,466 km (0.057 R)
• M34: 12,034,401 km (0.074 R)
• M35: 12,143,009 km (0.084 R)
• M36: 12,536,302 km (0.089 R)
• M37: 12,602,274 km (0.043 R)
• M38: 12,778,800 km (0.068 R)
• M39: 13,470,391 km (0.05 R)
• M40: 13,991,440 km (0.085 R)
• M41: 14,220,026 km (0.077 R)
• M42: 14,913,262 km (0.085 R)
• M43: 15,170,122 km (0.077 R)
• M44: 15,404,990 km (0.107 R)
• M45: 15,593,783 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.7

Radius: 10.7

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.17 AU - 6.03 AU

Year: 7437 Days

Day: 7.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 28,548,602 km

• M1: 143,165 km (0.098 R)
• M2: 252,222 km (0.08 R)
• M3: 377,585 km (0.063 R)
• M4: 450,738 km (0.069 R)
• M5: 561,142 km (0.07 R)
• M6: 849,716 km (0.104 R)
• M7: 1,045,091 km (0.071 R)
• M8: 1,127,669 km (0.035 R)
• M9: 1,358,797 km (0.119 R)
• M10: 1,511,387 km (0.093 R)
• M11: 1,605,634 km (0.114 R)
• M12: 2,449,366 km (0.119 R)
• M13: 3,308,357 km (0.114 R)
• M14: 3,642,409 km (0.085 R)
• M15: 4,075,495 km (0.089 R)
• M16: 4,186,347 km (0.101 R)
• M17: 4,755,567 km (0.114 R)
• M18: 5,061,345 km (0.107 R)
• M19: 5,716,883 km (0.099 R)
• M20: 6,042,108 km (0.095 R)
• M21: 6,117,955 km (0.101 R)
• M22: 6,219,681 km (0.081 R)
• M23: 6,373,468 km (0.117 R)
• M24: 6,789,350 km (0.057 R)
• M25: 7,402,701 km (0.08 R)
• M26: 7,592,990 km (0.111 R)
• M27: 8,173,429 km (0.117 R)
• M28: 8,341,876 km (0.106 R)
• M29: 8,682,212 km (0.111 R)
• M30: 9,464,908 km (0.115 R)
• M31: 9,969,202 km (0.12 R)
• M32: 10,543,359 km (0.052 R)
• M33: 11,408,782 km (0.12 R)
• M34: 11,818,531 km (0.08 R)
• M35: 12,072,997 km (0.076 R)
• M36: 12,232,917 km (0.111 R)
• M37: 12,361,422 km (0.077 R)
• M38: 12,490,375 km (0.07 R)
• M39: 12,847,316 km (0.084 R)
• M40: 13,339,343 km (0.095 R)
• M41: 13,471,737 km (0.092 R)
• M42: 13,804,293 km (0.08 R)
• M43: 14,072,373 km (0.112 R)
• M44: 14,308,288 km (0.099 R)
• M45: 14,376,056 km (0.089 R)
• M46: 14,750,051 km (0.069 R)
• M47: 15,542,620 km (0.105 R)
• M48: 15,786,465 km (0.105 R)
• M49: 16,137,272 km (0.076 R)
• M50: 16,668,045 km (0.082 R)
• M51: 17,457,174 km (0.106 R)
• M52: 18,111,665 km (0.048 R)
• M53: 18,258,271 km (0.038 R)
• M54: 18,405,176 km (0.094 R)
• M55: 18,478,927 km (0.117 R)
• M56: 19,407,481 km (0.113 R)
• M57: 19,482,430 km (0.114 R)
• M58: 19,707,874 km (0.111 R)
• M59: 19,858,669 km (0.091 R)
• M60: 20,541,882 km (0.043 R)
• M61: 20,694,771 km (0.058 R)
• M62: 21,001,596 km (0.067 R)
• M63: 21,078,639 km (0.108 R)
• M64: 21,310,067 km (0.098 R)
• M65: 22,953,699 km (0.111 R)
• M66: 23,991,459 km (0.026 R)
• M67: 24,394,626 km (0.03 R)
• M68: 24,759,495 km (0.107 R)
• M69: 25,617,738 km (0.089 R)
• M70: 25,823,584 km (0.109 R)
• M71: 25,988,591 km (0.109 R)
• M72: 26,071,319 km (0.069 R)
• M73: 26,693,945 km (0.081 R)
• M74: 26,944,372 km (0.104 R)
• M75: 27,573,880 km (0.115 R)
• M76: 27,658,253 km (0.048 R)
• M77: 27,827,149 km (0.077 R)
• M78: 27,954,008 km (0.069 R)
• M79: 28,123,502 km (0.107 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 17,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit