🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.1

Radius: 12.9

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.91 AU - 1.11 AU

Year: 666 Days

Day: 11.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,469,134 km

• M1: 161,267 km (0.113 R)
• M2: 609,911 km (0.069 R)
• M3: 1,043,744 km (0.08 R)
• M4: 1,598,902 km (0.116 R)
• M5: 2,010,446 km (0.118 R)
• M6: 2,504,568 km (0.109 R)
• M7: 3,268,863 km (0.068 R)
• M8: 3,856,334 km (0.046 R)
• M9: 6,643,193 km (0.089 R)
• M10: 7,636,074 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.6

Radius: 13.7

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.78 AU - 1.28 AU

Year: 686 Days

Day: 14 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,469,134 km

• M1: 171,439 km (0.086 R)
• M2: 748,737 km (0.045 R)
• M3: 1,241,064 km (0.066 R)
• M4: 1,912,310 km (0.03 R)
• M5: 2,686,628 km (0.049 R)
• M6: 3,288,311 km (0.1 R)
• M7: 3,770,166 km (0.064 R)
• M8: 5,298,009 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.6

Radius: 8.6

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.46 AU - 3.12 AU

Year: 3057 Days

Day: 13 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,469,134 km

• M1: 106,962 km (0.1 R)
• M2: 685,457 km (0.112 R)
• M3: 1,196,484 km (0.106 R)
• M4: 1,495,680 km (0.094 R)
• M5: 3,288,460 km (0.114 R)
• M6: 5,547,388 km (0.042 R)
• M7: 8,064,372 km (0.077 R)
• M8: 8,822,834 km (0.077 R)
• M9: 10,126,429 km (0.064 R)
• M10: 11,768,116 km (0.116 R)
• M11: 15,311,791 km (0.109 R)
• M12: 16,799,392 km (0.025 R)
• M13: 17,465,551 km (0.071 R)
• M14: 19,328,045 km (0.034 R)
• M15: 21,902,923 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.1

Radius: 12

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.12 AU - 4.1 AU

Year: 4500 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,469,134 km

• M1: 154,834 km (0.091 R)
• M2: 529,277 km (0.046 R)
• M3: 921,672 km (0.099 R)
• M4: 1,681,929 km (0.086 R)
• M5: 2,114,416 km (0.11 R)
• M6: 3,305,515 km (0.025 R)
• M7: 4,527,131 km (0.078 R)
• M8: 5,295,166 km (0.117 R)
• M9: 6,513,940 km (0.096 R)
• M10: 6,926,830 km (0.078 R)
• M11: 7,357,223 km (0.093 R)
• M12: 8,756,711 km (0.101 R)
• M13: 9,379,786 km (0.086 R)
• M14: 13,298,204 km (0.11 R)
• M15: 17,699,373 km (0.076 R)
• M16: 19,467,769 km (0.119 R)
• M17: 19,994,055 km (0.096 R)
• M18: 21,212,828 km (0.081 R)
• M19: 23,059,913 km (0.054 R)
• M20: 23,575,128 km (0.104 R)
• M21: 25,166,551 km (0.111 R)
• M22: 26,506,499 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.3

Radius: 9.6

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.34 AU - 4.1 AU

Year: 4707 Days

Day: 13.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,469,134 km

• M1: 119,529 km (0.119 R)
• M2: 466,895 km (0.076 R)
• M3: 834,457 km (0.089 R)
• M4: 1,231,490 km (0.102 R)
• M5: 1,628,672 km (0.111 R)
• M6: 2,245,314 km (0.096 R)
• M7: 3,828,509 km (0.048 R)
• M8: 4,361,975 km (0.12 R)
• M9: 5,693,246 km (0.107 R)
• M10: 6,357,760 km (0.091 R)
• M11: 7,243,080 km (0.108 R)
• M12: 7,626,499 km (0.119 R)
• M13: 8,283,234 km (0.116 R)
• M14: 10,568,790 km (0.109 R)
• M15: 10,881,300 km (0.118 R)
• M16: 13,609,217 km (0.074 R)
• M17: 15,074,678 km (0.079 R)
• M18: 17,435,033 km (0.082 R)
• M19: 22,579,704 km (0.101 R)
• M20: 23,024,459 km (0.056 R)
• M21: 28,224,331 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.7

Radius: 12.5

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.73 AU - 5.51 AU

Year: 6514 Days

Day: 13.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,469,134 km

• M1: 155,432 km (0.032 R)
• M2: 579,393 km (0.108 R)
• M3: 1,273,377 km (0.086 R)
• M4: 2,061,907 km (0.106 R)
• M5: 2,708,170 km (0.113 R)
• M6: 3,486,079 km (0.106 R)
• M7: 4,197,567 km (0.081 R)
• M8: 8,014,407 km (0.078 R)
• M9: 8,526,031 km (0.101 R)
• M10: 10,193,001 km (0.098 R)
• M11: 11,103,752 km (0.074 R)
• M12: 14,110,221 km (0.068 R)
• M13: 14,749,153 km (0.106 R)
• M14: 15,575,083 km (0.1 R)
• M15: 16,606,560 km (0.101 R)
• M16: 20,308,061 km (0.084 R)
• M17: 22,030,680 km (0.052 R)
• M18: 22,673,951 km (0.116 R)
• M19: 24,299,481 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.1

Radius: 5.4

Gravity: 16.57 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.89 AU - 7.79 AU

Year: 11735 Days

Day: 16.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,469,134 km

• M1: 70,909 km (0.078 R)
• M2: 348,264 km (0.076 R)
• M3: 585,825 km (0.038 R)
• M4: 939,325 km (0.113 R)
• M5: 1,296,565 km (0.094 R)
• M6: 1,770,640 km (0.077 R)
• M7: 2,013,587 km (0.107 R)
• M8: 4,502,896 km (0.097 R)
• M9: 5,276,766 km (0.08 R)
• M10: 6,617,611 km (0.082 R)
• M11: 6,848,291 km (0.102 R)
• M12: 7,614,532 km (0.034 R)
• M13: 8,214,569 km (0.094 R)
• M14: 8,984,998 km (0.072 R)
• M15: 9,315,908 km (0.109 R)
• M16: 11,093,281 km (0.101 R)
• M17: 11,695,562 km (0.098 R)
• M18: 12,204,344 km (0.094 R)
• M19: 13,633,153 km (0.119 R)
• M20: 14,133,259 km (0.088 R)
• M21: 18,507,351 km (0.115 R)
• M22: 20,793,506 km (0.101 R)
• M23: 23,173,009 km (0.041 R)
• M24: 25,917,233 km (0.096 R)
• M25: 29,487,236 km (0.081 R)
• M26: 31,281,513 km (0.12 R)
• M27: 32,041,022 km (0.055 R)
• M28: 34,738,570 km (0.108 R)
• M29: 35,085,937 km (0.044 R)
• M30: 35,319,010 km (0.081 R)
• M31: 35,787,850 km (0.119 R)
• M32: 38,565,433 km (0.098 R)
• M33: 40,197,247 km (0.076 R)
• M34: 41,094,685 km (0.104 R)
• M35: 42,796,660 km (0.08 R)
• M36: 44,818,176 km (0.086 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 19,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit