🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.2

Radius: 10.9

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.91 AU - 1.13 AU

Year: 724 Days

Day: 9.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,574,057 km

• M1: 137,630 km (0.118 R)
• M2: 480,060 km (0.079 R)
• M3: 996,471 km (0.106 R)
• M4: 1,748,650 km (0.118 R)
• M5: 2,585,201 km (0.1 R)
• M6: 3,197,056 km (0.102 R)
• M7: 3,537,840 km (0.108 R)
• M8: 4,044,678 km (0.073 R)
• M9: 5,187,306 km (0.104 R)
• M10: 5,861,693 km (0.041 R)
• M11: 6,336,517 km (0.027 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.8

Radius: 9.2

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.55 AU - 4.11 AU

Year: 5269 Days

Day: 6.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,574,057 km

• M1: 114,442 km (0.087 R)
• M2: 403,316 km (0.097 R)
• M3: 871,856 km (0.045 R)
• M4: 1,365,679 km (0.093 R)
• M5: 1,822,102 km (0.117 R)
• M6: 2,808,550 km (0.067 R)
• M7: 3,155,617 km (0.041 R)
• M8: 4,139,373 km (0.07 R)
• M9: 4,995,671 km (0.048 R)
• M10: 5,507,745 km (0.11 R)
• M11: 5,819,806 km (0.102 R)
• M12: 6,925,334 km (0.099 R)
• M13: 7,255,796 km (0.114 R)
• M14: 9,069,969 km (0.111 R)
• M15: 10,208,409 km (0.088 R)
• M16: 10,507,306 km (0.114 R)
• M17: 11,531,153 km (0.063 R)
• M18: 12,043,676 km (0.104 R)
• M19: 13,315,407 km (0.059 R)
• M20: 14,194,145 km (0.107 R)
• M21: 15,443,736 km (0.114 R)
• M22: 17,544,689 km (0.112 R)
• M23: 19,697,402 km (0.051 R)
• M24: 20,565,070 km (0.082 R)
• M25: 21,388,606 km (0.047 R)
• M26: 23,617,315 km (0.097 R)
• M27: 25,212,477 km (0.109 R)
• M28: 25,838,544 km (0.057 R)
• M29: 27,121,795 km (0.075 R)
• M30: 27,531,394 km (0.043 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.8

Radius: 4.1

Gravity: 12.84 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.05 AU - 7.25 AU

Year: 10721 Days

Day: 22 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,574,057 km

• M1: 58,792 km (0.033 R)
• M2: 249,978 km (0.093 R)
• M3: 534,513 km (0.119 R)
• M4: 1,097,001 km (0.11 R)
• M5: 1,265,748 km (0.114 R)
• M6: 1,709,754 km (0.059 R)
• M7: 2,560,368 km (0.09 R)
• M8: 3,753,261 km (0.095 R)
• M9: 4,576,049 km (0.098 R)
• M10: 10,128,225 km (0.056 R)
• M11: 10,824,603 km (0.103 R)
• M12: 15,144,241 km (0.032 R)
• M13: 15,383,149 km (0.089 R)
• M14: 16,933,881 km (0.09 R)
• M15: 17,062,385 km (0.099 R)
• M16: 17,582,387 km (0.053 R)
• M17: 19,275,686 km (0.071 R)
• M18: 19,556,331 km (0.087 R)
• M19: 34,061,640 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.9

Radius: 3.2

Gravity: 71.47 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.77 AU - 7.03 AU

Year: 11381 Days

Day: 24.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,574,057 km

• M1: 39,793 km (0.066 R)
• M2: 183,108 km (0.09 R)
• M3: 600,486 km (0.069 R)
• M4: 786,885 km (0.081 R)
• M5: 893,997 km (0.096 R)
• M6: 1,021,903 km (0.051 R)
• M7: 1,438,084 km (0.053 R)
• M8: 1,724,115 km (0.116 R)
• M9: 2,347,939 km (0.102 R)
• M10: 2,509,355 km (0.093 R)
• M11: 3,329,301 km (0.038 R)
• M12: 4,195,323 km (0.103 R)
• M13: 5,235,177 km (0.114 R)
• M14: 5,337,502 km (0.065 R)
• M15: 5,441,174 km (0.116 R)
• M16: 5,616,951 km (0.086 R)
• M17: 5,760,266 km (0.05 R)
• M18: 6,592,479 km (0.038 R)
• M19: 8,167,595 km (0.058 R)
• M20: 11,002,175 km (0.082 R)
• M21: 12,036,495 km (0.097 R)
• M22: 21,756,916 km (0.061 R)
• M23: 24,218,549 km (0.038 R)
• M24: 31,676,152 km (0.054 R)
• M25: 35,309,585 km (0.055 R)
• M26: 39,211,098 km (0.104 R)
• M27: 46,093,049 km (0.105 R)
• M28: 46,675,882 km (0.031 R)
• M29: 50,431,088 km (0.091 R)
• M30: 50,894,841 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.8

Radius: 5.9

Gravity: 28.52 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.41 AU - 8.69 AU

Year: 13158 Days

Day: 15.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 144.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,574,057 km

• M1: 73,453 km (0.115 R)
• M2: 404,513 km (0.105 R)
• M3: 617,690 km (0.034 R)
• M4: 961,615 km (0.081 R)
• M5: 1,311,824 km (0.1 R)
• M6: 2,225,418 km (0.092 R)
• M7: 3,422,650 km (0.052 R)
• M8: 4,859,388 km (0.105 R)
• M9: 5,210,344 km (0.116 R)
• M10: 5,884,432 km (0.095 R)
• M11: 7,313,840 km (0.08 R)
• M12: 12,185,943 km (0.095 R)
• M13: 15,957,754 km (0.105 R)
• M14: 19,729,416 km (0.111 R)
• M15: 21,261,597 km (0.095 R)
• M16: 21,539,999 km (0.074 R)
• M17: 22,774,481 km (0.069 R)
• M18: 23,955,257 km (0.1 R)
• M19: 25,697,025 km (0.085 R)
• M20: 27,521,520 km (0.119 R)
• M21: 27,741,728 km (0.088 R)
• M22: 35,164,924 km (0.118 R)
• M23: 37,951,484 km (0.105 R)
• M24: 38,498,414 km (0.039 R)
• M25: 40,029,697 km (0.067 R)
• M26: 43,361,840 km (0.06 R)
• M27: 47,503,757 km (0.118 R)
• M28: 48,138,949 km (0.11 R)
• M29: 50,571,560 km (0.071 R)
• M30: 52,238,080 km (0.106 R)
• M31: 63,203,156 km (0.087 R)
• M32: 64,745,958 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.5

Radius: 7.4

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 8.61 AU - 10.73 AU

Year: 21137 Days

Day: 23.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,574,057 km

• M1: 92,751 km (0.093 R)
• M2: 581,337 km (0.118 R)
• M3: 851,661 km (0.098 R)
• M4: 1,141,282 km (0.119 R)
• M5: 1,450,052 km (0.108 R)
• M6: 2,655,961 km (0.111 R)
• M7: 3,098,770 km (0.072 R)
• M8: 3,338,127 km (0.084 R)
• M9: 3,676,517 km (0.107 R)
• M10: 3,976,012 km (0.059 R)
• M11: 4,866,568 km (0.086 R)
• M12: 7,265,221 km (0.108 R)
• M13: 9,667,613 km (0.094 R)
• M14: 10,239,675 km (0.108 R)
• M15: 10,955,800 km (0.064 R)
• M16: 11,451,268 km (0.061 R)
• M17: 12,288,418 km (0.115 R)
• M18: 16,931,188 km (0.05 R)
• M19: 17,761,905 km (0.089 R)
• M20: 28,304,516 km (0.063 R)
• M21: 31,782,367 km (0.119 R)
• M22: 32,535,891 km (0.107 R)
• M23: 33,948,245 km (0.099 R)
• M24: 37,587,213 km (0.118 R)
• M25: 39,284,850 km (0.025 R)
• M26: 44,840,167 km (0.103 R)
• M27: 47,071,868 km (0.077 R)
• M28: 56,009,443 km (0.09 R)
• M29: 63,805,736 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.6

Radius: 3.6

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 8.26 AU - 12.04 AU

Year: 22730 Days

Day: 16.5 Hours

Environment

Temp: -244 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,574,057 km

• M1: 44,730 km (0.074 R)
• M2: 161,715 km (0.065 R)
• M3: 609,761 km (0.103 R)
• M4: 1,139,637 km (0.119 R)
• M5: 2,126,833 km (0.117 R)
• M6: 2,936,457 km (0.112 R)
• M7: 3,652,582 km (0.042 R)
• M8: 4,011,317 km (0.046 R)
• M9: 5,818,908 km (0.078 R)
• M10: 8,363,419 km (0.108 R)
• M11: 8,849,163 km (0.113 R)
• M12: 9,588,775 km (0.047 R)
• M13: 12,616,187 km (0.031 R)
• M14: 15,232,803 km (0.1 R)
• M15: 19,839,969 km (0.093 R)
• M16: 24,309,804 km (0.049 R)
• M17: 30,731,591 km (0.039 R)
• M18: 35,511,543 km (0.059 R)
• M19: 35,739,978 km (0.052 R)
• M20: 37,013,206 km (0.062 R)
• M21: 41,265,525 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 16,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit