🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754

Radius: 12.1

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.66 AU - 0.96 AU

Year: 503 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,471,140 km

• M1: 150,495 km (0.088 R)
• M2: 649,704 km (0.071 R)
• M3: 1,126,771 km (0.06 R)
• M4: 1,920,238 km (0.107 R)
• M5: 2,326,396 km (0.105 R)
• M6: 2,988,816 km (0.036 R)
• M7: 3,894,332 km (0.106 R)
• M8: 4,894,543 km (0.091 R)
• M9: 5,353,210 km (0.115 R)
• M10: 6,244,365 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.7

Radius: 10.7

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.77 AU - 0.95 AU

Year: 551 Days

Day: 11.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,471,140 km

• M1: 151,094 km (0.112 R)
• M2: 487,390 km (0.085 R)
• M3: 933,192 km (0.096 R)
• M4: 1,458,579 km (0.111 R)
• M5: 2,071,631 km (0.113 R)
• M6: 2,544,510 km (0.079 R)
• M7: 3,633,283 km (0.092 R)
• M8: 4,035,851 km (0.114 R)
• M9: 4,599,237 km (0.08 R)
• M10: 5,327,629 km (0.1 R)
• M11: 6,024,306 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297

Radius: 14.7

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.78 AU - 2.04 AU

Year: 1822 Days

Day: 8.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,471,140 km

• M1: 182,809 km (0.039 R)
• M2: 718,219 km (0.117 R)
• M3: 2,020,319 km (0.114 R)
• M4: 2,839,517 km (0.101 R)
• M5: 3,320,175 km (0.111 R)
• M6: 4,069,062 km (0.066 R)
• M7: 5,993,190 km (0.053 R)
• M8: 6,985,323 km (0.104 R)
• M9: 10,305,349 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 9.6

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.21 AU - 3.03 AU

Year: 2927 Days

Day: 5 Hours

Environment

Temp: -212 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,471,140 km

• M1: 119,678 km (0.097 R)
• M2: 575,204 km (0.115 R)
• M3: 904,469 km (0.053 R)
• M4: 1,456,634 km (0.112 R)
• M5: 1,832,724 km (0.102 R)
• M6: 2,421,840 km (0.114 R)
• M7: 2,753,648 km (0.102 R)
• M8: 3,149,035 km (0.106 R)
• M9: 4,034,804 km (0.096 R)
• M10: 4,546,578 km (0.083 R)
• M11: 5,725,410 km (0.101 R)
• M12: 6,030,141 km (0.094 R)
• M13: 6,453,503 km (0.109 R)
• M14: 7,125,496 km (0.062 R)
• M15: 9,146,563 km (0.096 R)
• M16: 9,849,673 km (0.113 R)
• M17: 10,550,539 km (0.08 R)
• M18: 11,363,604 km (0.064 R)
• M19: 12,051,754 km (0.102 R)
• M20: 13,070,366 km (0.062 R)
• M21: 13,466,800 km (0.03 R)
• M22: 14,007,896 km (0.072 R)
• M23: 16,267,721 km (0.058 R)
• M24: 17,938,729 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.6

Radius: 10

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.34 AU - 3.04 AU

Year: 3045 Days

Day: 11.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,471,140 km

• M1: 124,316 km (0.073 R)
• M2: 517,459 km (0.034 R)
• M3: 1,289,683 km (0.076 R)
• M4: 1,960,480 km (0.076 R)
• M5: 2,271,644 km (0.071 R)
• M6: 3,233,857 km (0.116 R)
• M7: 3,691,327 km (0.11 R)
• M8: 4,691,389 km (0.094 R)
• M9: 5,279,309 km (0.087 R)
• M10: 6,156,700 km (0.1 R)
• M11: 6,545,206 km (0.116 R)
• M12: 7,433,069 km (0.056 R)
• M13: 8,332,302 km (0.108 R)
• M14: 9,017,909 km (0.072 R)
• M15: 9,338,497 km (0.107 R)
• M16: 9,927,165 km (0.096 R)
• M17: 11,301,371 km (0.068 R)
• M18: 13,249,435 km (0.099 R)
• M19: 14,666,276 km (0.111 R)
• M20: 15,563,564 km (0.117 R)
• M21: 16,869,703 km (0.106 R)
• M22: 17,854,506 km (0.117 R)
• M23: 18,474,888 km (0.118 R)
• M24: 19,758,887 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.9

Radius: 14.8

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.25 AU - 3.37 AU

Year: 4157 Days

Day: 8.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,471,140 km

• M1: 184,005 km (0.056 R)
• M2: 671,246 km (0.105 R)
• M3: 1,570,179 km (0.097 R)
• M4: 2,222,426 km (0.084 R)
• M5: 3,206,780 km (0.057 R)
• M6: 4,040,788 km (0.11 R)
• M7: 5,925,721 km (0.091 R)
• M8: 6,795,483 km (0.114 R)
• M9: 7,557,684 km (0.103 R)
• M10: 8,444,201 km (0.027 R)
• M11: 9,217,024 km (0.116 R)
• M12: 10,152,011 km (0.04 R)
• M13: 11,314,985 km (0.082 R)
• M14: 13,667,710 km (0.096 R)
• M15: 14,585,643 km (0.077 R)
• M16: 19,502,326 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.3

Radius: 15

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.33 AU - 5.69 AU

Year: 8928 Days

Day: 12.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,471,140 km

• M1: 186,698 km (0.102 R)
• M2: 890,257 km (0.075 R)
• M3: 1,854,714 km (0.083 R)
• M4: 2,366,938 km (0.119 R)
• M5: 3,491,913 km (0.104 R)
• M6: 4,652,494 km (0.098 R)
• M7: 6,268,899 km (0.086 R)
• M8: 9,453,688 km (0.053 R)
• M9: 12,475,415 km (0.062 R)
• M10: 13,054,957 km (0.048 R)
• M11: 19,649,082 km (0.108 R)
• M12: 23,351,031 km (0.046 R)
• M13: 29,180,561 km (0.079 R)
• M14: 35,106,731 km (0.11 R)
• M15: 36,616,472 km (0.105 R)
• M16: 38,900,234 km (0.091 R)
• M17: 44,955,058 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.8

Radius: 7.5

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.4 AU - 7.9 AU

Year: 13197 Days

Day: 20.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,471,140 km

• M1: 99,483 km (0.09 R)
• M2: 341,233 km (0.03 R)
• M3: 1,575,266 km (0.11 R)
• M4: 2,063,104 km (0.108 R)
• M5: 2,488,112 km (0.083 R)
• M6: 3,756,253 km (0.114 R)
• M7: 5,223,808 km (0.084 R)
• M8: 5,595,858 km (0.059 R)
• M9: 7,198,949 km (0.114 R)
• M10: 8,352,797 km (0.076 R)
• M11: 9,586,082 km (0.08 R)
• M12: 11,590,245 km (0.057 R)
• M13: 12,270,017 km (0.053 R)
• M14: 14,417,196 km (0.084 R)
• M15: 16,239,148 km (0.109 R)
• M16: 19,065,052 km (0.086 R)
• M17: 24,623,211 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.9

Radius: 7

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.18 AU - 8.48 AU

Year: 13698 Days

Day: 23.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,471,140 km

• M1: 88,412 km (0.05 R)
• M2: 898,934 km (0.055 R)
• M3: 1,543,700 km (0.109 R)
• M4: 1,785,301 km (0.087 R)
• M5: 2,666,582 km (0.112 R)
• M6: 3,472,466 km (0.032 R)
• M7: 3,783,181 km (0.097 R)
• M8: 4,703,507 km (0.072 R)
• M9: 5,019,607 km (0.091 R)
• M10: 5,316,110 km (0.067 R)
• M11: 6,817,773 km (0.104 R)
• M12: 7,140,755 km (0.104 R)
• M13: 7,516,395 km (0.108 R)
• M14: 8,536,204 km (0.087 R)
• M15: 8,864,123 km (0.077 R)
• M16: 9,103,479 km (0.102 R)
• M17: 16,088,653 km (0.108 R)
• M18: 20,473,217 km (0.061 R)
• M19: 27,271,393 km (0.117 R)
• M20: 29,443,703 km (0.052 R)
• M21: 32,064,658 km (0.1 R)
• M22: 35,674,903 km (0.05 R)
• M23: 45,227,775 km (0.114 R)
• M24: 46,224,545 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.9

Radius: 6.8

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.81 AU - 9.57 AU

Year: 17682 Days

Day: 23.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,471,140 km

• M1: 84,672 km (0.083 R)
• M2: 581,188 km (0.039 R)
• M3: 957,277 km (0.118 R)
• M4: 2,316,972 km (0.114 R)
• M5: 3,113,580 km (0.036 R)
• M6: 3,859,326 km (0.059 R)
• M7: 4,355,991 km (0.095 R)
• M8: 5,531,381 km (0.117 R)
• M9: 6,682,387 km (0.085 R)
• M10: 9,057,852 km (0.095 R)
• M11: 9,369,913 km (0.115 R)
• M12: 10,777,031 km (0.11 R)
• M13: 11,944,193 km (0.11 R)
• M14: 14,580,108 km (0.098 R)
• M15: 14,955,000 km (0.079 R)
• M16: 17,281,097 km (0.116 R)
• M17: 17,640,581 km (0.094 R)
• M18: 19,256,388 km (0.116 R)
• M19: 20,298,337 km (0.108 R)
• M20: 23,502,723 km (0.113 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: 253 - 13,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit