🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.4

Radius: 11.5

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1 AU - 1.1 AU

Year: 706 Days

Day: 9.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,848,911 km

• M1: 143,016 km (0.068 R)
• M2: 693,685 km (0.111 R)
• M3: 1,427,014 km (0.109 R)
• M4: 1,864,887 km (0.057 R)
• M5: 2,539,424 km (0.119 R)
• M6: 3,489,370 km (0.081 R)
• M7: 3,892,686 km (0.082 R)
• M8: 5,438,631 km (0.059 R)
• M9: 5,925,422 km (0.051 R)
• M10: 6,319,612 km (0.098 R)
• M11: 6,752,249 km (0.062 R)
• M12: 7,769,665 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.5

Radius: 9.8

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.31 AU - 1.37 AU

Year: 1018 Days

Day: 8 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,848,911 km

• M1: 121,922 km (0.056 R)
• M2: 557,402 km (0.088 R)
• M3: 877,392 km (0.116 R)
• M4: 1,324,839 km (0.108 R)
• M5: 1,921,285 km (0.112 R)
• M6: 2,468,963 km (0.111 R)
• M7: 2,977,297 km (0.067 R)
• M8: 3,300,129 km (0.039 R)
• M9: 3,726,483 km (0.033 R)
• M10: 4,898,433 km (0.074 R)
• M11: 5,885,629 km (0.112 R)
• M12: 6,614,171 km (0.058 R)
• M13: 7,062,665 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.7

Radius: 14.5

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.12 AU - 1.58 AU

Year: 1029 Days

Day: 11.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,848,911 km

• M1: 180,265 km (0.106 R)
• M2: 810,671 km (0.07 R)
• M3: 1,339,649 km (0.118 R)
• M4: 1,877,154 km (0.108 R)
• M5: 2,371,425 km (0.057 R)
• M6: 2,866,445 km (0.07 R)
• M7: 3,348,000 km (0.053 R)
• M8: 3,991,421 km (0.092 R)
• M9: 4,839,790 km (0.078 R)
• M10: 5,374,154 km (0.059 R)
• M11: 5,906,872 km (0.119 R)
• M12: 6,783,815 km (0.074 R)
• M13: 8,044,177 km (0.064 R)
• M14: 9,739,420 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.8

Radius: 11.3

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.94 AU - 3.1 AU

Year: 3443 Days

Day: 12.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,848,911 km

• M1: 154,684 km (0.063 R)
• M2: 514,916 km (0.117 R)
• M3: 938,128 km (0.09 R)
• M4: 1,430,754 km (0.096 R)
• M5: 1,888,374 km (0.101 R)
• M6: 2,563,808 km (0.102 R)
• M7: 3,104,305 km (0.104 R)
• M8: 3,511,660 km (0.068 R)
• M9: 5,724,363 km (0.068 R)
• M10: 7,561,125 km (0.106 R)
• M11: 8,031,012 km (0.077 R)
• M12: 9,126,816 km (0.071 R)
• M13: 9,899,489 km (0.119 R)
• M14: 10,319,710 km (0.077 R)
• M15: 13,013,220 km (0.078 R)
• M16: 13,818,355 km (0.096 R)
• M17: 14,611,523 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380

Radius: 9

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.78 AU - 5.18 AU

Year: 6221 Days

Day: 10.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,848,911 km

• M1: 111,899 km (0.1 R)
• M2: 487,689 km (0.073 R)
• M3: 1,111,512 km (0.078 R)
• M4: 1,560,007 km (0.059 R)
• M5: 2,432,761 km (0.079 R)
• M6: 3,195,111 km (0.078 R)
• M7: 3,579,279 km (0.12 R)
• M8: 4,296,152 km (0.114 R)
• M9: 5,518,516 km (0.118 R)
• M10: 11,743,582 km (0.106 R)
• M11: 14,585,044 km (0.101 R)
• M12: 21,584,130 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541

Radius: 10.9

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.13 AU - 5.39 AU

Year: 6813 Days

Day: 12.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,848,911 km

• M1: 176,226 km (0.057 R)
• M2: 625,768 km (0.116 R)
• M3: 1,067,381 km (0.089 R)
• M4: 1,664,276 km (0.092 R)
• M5: 2,355,269 km (0.096 R)
• M6: 3,615,631 km (0.089 R)
• M7: 4,082,077 km (0.102 R)
• M8: 4,509,927 km (0.109 R)
• M9: 5,193,739 km (0.059 R)
• M10: 7,081,963 km (0.093 R)
• M11: 8,884,468 km (0.113 R)
• M12: 10,974,350 km (0.105 R)
• M13: 15,016,784 km (0.07 R)
• M14: 16,225,983 km (0.095 R)
• M15: 16,727,436 km (0.088 R)
• M16: 17,695,633 km (0.099 R)
• M17: 18,160,134 km (0.068 R)
• M18: 27,354,270 km (0.111 R)
• M19: 28,065,159 km (0.088 R)
• M20: 29,989,586 km (0.106 R)
• M21: 32,000,481 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 911.2

Radius: 7.1

Gravity: 18.08 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.18 AU - 7.44 AU

Year: 10398 Days

Day: 17.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 110 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,848,911 km

• M1: 89,160 km (0.087 R)
• M2: 482,752 km (0.091 R)
• M3: 1,093,560 km (0.036 R)
• M4: 1,325,587 km (0.088 R)
• M5: 1,744,760 km (0.115 R)
• M6: 2,137,305 km (0.107 R)
• M7: 2,364,843 km (0.101 R)
• M8: 2,693,510 km (0.107 R)
• M9: 3,519,589 km (0.108 R)
• M10: 4,353,148 km (0.084 R)
• M11: 4,752,724 km (0.072 R)
• M12: 5,076,604 km (0.036 R)
• M13: 5,914,053 km (0.033 R)
• M14: 6,365,838 km (0.049 R)
• M15: 7,466,579 km (0.081 R)
• M16: 8,688,944 km (0.082 R)
• M17: 11,931,926 km (0.108 R)
• M18: 12,838,040 km (0.113 R)
• M19: 16,775,157 km (0.073 R)
• M20: 17,298,899 km (0.094 R)
• M21: 17,526,737 km (0.12 R)
• M22: 19,258,781 km (0.093 R)
• M23: 20,673,229 km (0.115 R)
• M24: 21,449,343 km (0.118 R)
• M25: 24,177,110 km (0.113 R)
• M26: 24,845,214 km (0.087 R)
• M27: 25,427,748 km (0.07 R)
• M28: 29,438,019 km (0.102 R)
• M29: 30,309,725 km (0.048 R)
• M30: 33,614,193 km (0.066 R)
• M31: 34,088,119 km (0.059 R)
• M32: 48,028,995 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484

Radius: 6.7

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.5 AU - 8.02 AU

Year: 11530 Days

Day: 16.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,848,911 km

• M1: 84,523 km (0.11 R)
• M2: 452,534 km (0.044 R)
• M3: 676,033 km (0.076 R)
• M4: 1,101,040 km (0.106 R)
• M5: 1,412,802 km (0.083 R)
• M6: 1,662,481 km (0.093 R)
• M7: 2,162,138 km (0.072 R)
• M8: 2,863,004 km (0.118 R)
• M9: 4,468,339 km (0.108 R)
• M10: 5,042,196 km (0.118 R)
• M11: 5,801,405 km (0.101 R)
• M12: 6,190,210 km (0.073 R)
• M13: 7,138,960 km (0.113 R)
• M14: 9,085,079 km (0.059 R)
• M15: 11,414,168 km (0.034 R)
• M16: 12,309,810 km (0.087 R)
• M17: 12,774,761 km (0.048 R)
• M18: 13,011,724 km (0.066 R)
• M19: 15,079,017 km (0.072 R)
• M20: 19,381,601 km (0.12 R)
• M21: 22,492,189 km (0.117 R)
• M22: 26,204,909 km (0.067 R)
• M23: 33,006,825 km (0.119 R)
• M24: 36,810,950 km (0.086 R)
• M25: 38,018,952 km (0.108 R)
• M26: 39,628,626 km (0.087 R)
• M27: 44,322,408 km (0.055 R)
• M28: 45,965,891 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.4

Radius: 3.3

Gravity: 28.87 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.79 AU - 9.09 AU

Year: 13313 Days

Day: 18.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,848,911 km

• M1: 46,226 km (0.114 R)
• M2: 204,351 km (0.089 R)
• M3: 310,565 km (0.101 R)
• M4: 1,505,852 km (0.088 R)
• M5: 2,007,454 km (0.088 R)
• M6: 2,923,591 km (0.08 R)
• M7: 3,077,228 km (0.116 R)
• M8: 3,190,175 km (0.118 R)
• M9: 3,875,183 km (0.069 R)
• M10: 8,808,472 km (0.104 R)
• M11: 13,366,271 km (0.1 R)
• M12: 15,772,104 km (0.052 R)
• M13: 19,051,738 km (0.09 R)
• M14: 21,831,565 km (0.114 R)
• M15: 28,178,704 km (0.034 R)
• M16: 33,286,274 km (0.081 R)
• M17: 40,463,681 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.9

Radius: 8

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.22 AU - 8.48 AU

Year: 15828 Days

Day: 17.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,848,911 km

• M1: 99,483 km (0.083 R)
• M2: 362,924 km (0.097 R)
• M3: 717,920 km (0.107 R)
• M4: 1,127,220 km (0.12 R)
• M5: 1,538,913 km (0.074 R)
• M6: 2,067,592 km (0.115 R)
• M7: 2,573,233 km (0.092 R)
• M8: 3,055,537 km (0.073 R)
• M9: 4,328,614 km (0.091 R)
• M10: 5,569,080 km (0.063 R)
• M11: 6,333,974 km (0.075 R)
• M12: 9,103,330 km (0.086 R)
• M13: 10,278,720 km (0.108 R)
• M14: 10,572,979 km (0.086 R)
• M15: 11,364,202 km (0.032 R)
• M16: 12,391,640 km (0.111 R)
• M17: 13,270,827 km (0.104 R)
• M18: 15,457,948 km (0.094 R)
• M19: 16,798,345 km (0.102 R)
• M20: 17,622,180 km (0.091 R)
• M21: 18,214,738 km (0.097 R)
• M22: 32,022,920 km (0.118 R)
• M23: 32,777,941 km (0.107 R)
• M24: 33,544,779 km (0.052 R)
• M25: 33,803,135 km (0.115 R)
• M26: 34,192,987 km (0.117 R)
• M27: 36,323,261 km (0.11 R)
• M28: 42,938,030 km (0.095 R)
• M29: 44,786,910 km (0.067 R)
• M30: 51,847,929 km (0.088 R)
• M31: 54,832,706 km (0.071 R)
• M32: 59,427,305 km (0.116 R)
• M33: 67,506,937 km (0.103 R)
• M34: 70,425,292 km (0.09 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 20,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit