🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.5

Radius: 8.2

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.92 AU - 0.92 AU

Year: 579 Days

Day: 5.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,066,358 km

• M1: 102,026 km (0.12 R)
• M2: 474,824 km (0.064 R)
• M3: 845,677 km (0.04 R)
• M4: 1,128,716 km (0.09 R)
• M5: 2,347,789 km (0.095 R)
• M6: 2,748,861 km (0.068 R)
• M7: 3,170,428 km (0.117 R)
• M8: 3,594,089 km (0.087 R)
• M9: 4,262,343 km (0.099 R)
• M10: 4,634,243 km (0.069 R)
• M11: 5,267,341 km (0.096 R)
• M12: 5,659,437 km (0.085 R)
• M13: 6,442,283 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.3

Radius: 13

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.6 AU - 1.86 AU

Year: 1493 Days

Day: 6 Hours

Environment

Temp: -174 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,066,358 km

• M1: 161,715 km (0.103 R)
• M2: 617,390 km (0.06 R)
• M3: 1,071,719 km (0.12 R)
• M4: 1,579,754 km (0.105 R)
• M5: 2,145,383 km (0.115 R)
• M6: 2,789,701 km (0.111 R)
• M7: 3,824,769 km (0.114 R)
• M8: 4,282,837 km (0.092 R)
• M9: 7,713,565 km (0.106 R)
• M10: 8,774,514 km (0.063 R)
• M11: 9,231,385 km (0.099 R)
• M12: 9,930,456 km (0.098 R)
• M13: 10,359,952 km (0.077 R)
• M14: 10,801,714 km (0.095 R)
• M15: 12,353,942 km (0.066 R)
• M16: 13,046,131 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.7

Radius: 13.7

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.07 AU - 2.11 AU

Year: 1982 Days

Day: 13 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,066,358 km

• M1: 170,542 km (0.115 R)
• M2: 605,871 km (0.091 R)
• M3: 1,282,951 km (0.067 R)
• M4: 2,501,576 km (0.108 R)
• M5: 3,110,439 km (0.034 R)
• M6: 3,686,690 km (0.041 R)
• M7: 4,723,403 km (0.082 R)
• M8: 5,238,319 km (0.076 R)
• M9: 5,879,196 km (0.061 R)
• M10: 6,765,564 km (0.065 R)
• M11: 7,819,929 km (0.105 R)
• M12: 9,403,124 km (0.112 R)
• M13: 9,933,149 km (0.111 R)
• M14: 11,680,003 km (0.115 R)
• M15: 12,219,902 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.8

Radius: 15

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.09 AU - 2.73 AU

Year: 2454 Days

Day: 10.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,066,358 km

• M1: 186,549 km (0.096 R)
• M2: 911,350 km (0.068 R)
• M3: 1,433,596 km (0.073 R)
• M4: 2,450,264 km (0.073 R)
• M5: 3,368,346 km (0.034 R)
• M6: 4,546,578 km (0.089 R)
• M7: 5,097,996 km (0.106 R)
• M8: 5,911,210 km (0.037 R)
• M9: 6,649,326 km (0.113 R)
• M10: 8,126,755 km (0.073 R)
• M11: 10,270,043 km (0.115 R)
• M12: 11,036,882 km (0.081 R)
• M13: 11,607,897 km (0.087 R)
• M14: 12,078,831 km (0.111 R)
• M15: 13,611,910 km (0.102 R)
• M16: 14,673,756 km (0.12 R)
• M17: 15,837,777 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.6

Radius: 7.7

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.89 AU - 8.23 AU

Year: 12306 Days

Day: 19.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,066,358 km

• M1: 97,388 km (0.085 R)
• M2: 355,893 km (0.115 R)
• M3: 904,768 km (0.108 R)
• M4: 1,178,831 km (0.118 R)
• M5: 1,478,925 km (0.096 R)
• M6: 2,044,255 km (0.062 R)
• M7: 2,295,579 km (0.073 R)
• M8: 2,567,548 km (0.07 R)
• M9: 3,227,873 km (0.098 R)
• M10: 3,489,520 km (0.088 R)
• M11: 4,236,911 km (0.097 R)
• M12: 5,738,574 km (0.116 R)
• M13: 6,692,710 km (0.067 R)
• M14: 10,021,262 km (0.116 R)
• M15: 12,833,852 km (0.115 R)
• M16: 15,388,235 km (0.05 R)
• M17: 16,360,921 km (0.106 R)
• M18: 18,677,444 km (0.037 R)
• M19: 19,267,757 km (0.083 R)
• M20: 20,574,494 km (0.113 R)
• M21: 21,386,362 km (0.085 R)
• M22: 21,939,276 km (0.074 R)
• M23: 23,950,021 km (0.059 R)
• M24: 25,562,237 km (0.056 R)
• M25: 27,460,933 km (0.095 R)
• M26: 28,004,572 km (0.12 R)
• M27: 29,001,193 km (0.047 R)
• M28: 30,598,300 km (0.11 R)
• M29: 31,065,045 km (0.096 R)
• M30: 31,536,727 km (0.08 R)
• M31: 32,253,002 km (0.088 R)
• M32: 36,912,227 km (0.087 R)
• M33: 38,244,396 km (0.104 R)
• M34: 49,915,424 km (0.104 R)
• M35: 52,703,779 km (0.076 R)
• M36: 53,881,563 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.8

Radius: 7.3

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.79 AU - 10.11 AU

Year: 16114 Days

Day: 23.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,066,358 km

• M1: 92,751 km (0.08 R)
• M2: 411,095 km (0.08 R)
• M3: 762,500 km (0.068 R)
• M4: 1,129,165 km (0.078 R)
• M5: 3,296,389 km (0.082 R)
• M6: 3,642,858 km (0.071 R)
• M7: 5,785,698 km (0.094 R)
• M8: 6,051,533 km (0.101 R)
• M9: 6,395,309 km (0.084 R)
• M10: 8,695,825 km (0.115 R)
• M11: 10,439,687 km (0.04 R)
• M12: 11,341,912 km (0.079 R)
• M13: 12,903,564 km (0.092 R)
• M14: 20,744,438 km (0.058 R)
• M15: 23,484,173 km (0.081 R)
• M16: 28,602,814 km (0.037 R)
• M17: 29,866,168 km (0.116 R)
• M18: 34,202,112 km (0.03 R)
• M19: 35,182,876 km (0.112 R)
• M20: 36,519,533 km (0.092 R)
• M21: 37,314,795 km (0.089 R)
• M22: 38,939,727 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.6

Radius: 3.6

Gravity: 40.63 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.76 AU - 9.62 AU

Year: 16805 Days

Day: 22.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,066,358 km

• M1: 44,730 km (0.108 R)
• M2: 226,192 km (0.078 R)
• M3: 849,716 km (0.09 R)
• M4: 1,002,306 km (0.108 R)
• M5: 1,134,849 km (0.039 R)
• M6: 3,341,717 km (0.044 R)
• M7: 4,104,068 km (0.083 R)
• M8: 4,288,223 km (0.045 R)
• M9: 6,240,625 km (0.04 R)
• M10: 9,919,835 km (0.082 R)
• M11: 10,476,638 km (0.116 R)
• M12: 15,775,694 km (0.069 R)
• M13: 18,038,362 km (0.087 R)
• M14: 21,869,862 km (0.107 R)
• M15: 23,387,682 km (0.08 R)
• M16: 25,381,672 km (0.07 R)
• M17: 29,704,153 km (0.111 R)
• M18: 30,740,118 km (0.119 R)
• M19: 40,325,452 km (0.051 R)
• M20: 59,497,766 km (0.099 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: 518 - 10,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit