🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.9

Radius: 11.5

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.81 AU - 0.99 AU

Year: 579 Days

Day: 9.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,536,253 km

• M1: 144,811 km (0.12 R)
• M2: 519,404 km (0.07 R)
• M3: 895,044 km (0.119 R)
• M4: 1,339,350 km (0.095 R)
• M5: 1,805,048 km (0.116 R)
• M6: 2,418,250 km (0.112 R)
• M7: 2,974,903 km (0.097 R)
• M8: 3,575,389 km (0.058 R)
• M9: 3,947,738 km (0.087 R)
• M10: 4,315,749 km (0.11 R)
• M11: 5,632,809 km (0.099 R)
• M12: 6,043,455 km (0.101 R)
• M13: 6,635,713 km (0.109 R)
• M14: 7,529,710 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.4

Radius: 11.2

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.81 AU - 1.29 AU

Year: 730 Days

Day: 15 Hours

Environment

Temp: -174 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,536,253 km

• M1: 139,724 km (0.113 R)
• M2: 492,327 km (0.086 R)
• M3: 865,274 km (0.119 R)
• M4: 1,248,245 km (0.037 R)
• M5: 1,717,384 km (0.118 R)
• M6: 2,170,815 km (0.06 R)
• M7: 2,816,180 km (0.111 R)
• M8: 3,196,009 km (0.051 R)
• M9: 4,020,144 km (0.117 R)
• M10: 4,813,012 km (0.07 R)
• M11: 5,199,274 km (0.107 R)
• M12: 5,860,646 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.2

Radius: 13.4

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.1 AU - 1.62 AU

Year: 1076 Days

Day: 12.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,536,253 km

• M1: 166,652 km (0.109 R)
• M2: 596,596 km (0.12 R)
• M3: 1,135,897 km (0.088 R)
• M4: 1,748,650 km (0.093 R)
• M5: 2,316,523 km (0.118 R)
• M6: 3,274,697 km (0.061 R)
• M7: 3,748,623 km (0.095 R)
• M8: 4,215,967 km (0.066 R)
• M9: 4,932,242 km (0.086 R)
• M10: 5,685,617 km (0.118 R)
• M11: 6,328,588 km (0.046 R)
• M12: 6,824,206 km (0.081 R)
• M13: 7,920,459 km (0.109 R)
• M14: 8,666,803 km (0.084 R)
• M15: 9,550,478 km (0.094 R)
• M16: 10,045,946 km (0.111 R)
• M17: 11,189,771 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.3

Radius: 11.8

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.31 AU - 1.79 AU

Year: 1309 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,536,253 km

• M1: 147,653 km (0.082 R)
• M2: 599,139 km (0.118 R)
• M3: 1,201,420 km (0.091 R)
• M4: 1,625,231 km (0.044 R)
• M5: 2,204,474 km (0.05 R)
• M6: 2,667,779 km (0.062 R)
• M7: 3,101,313 km (0.099 R)
• M8: 3,713,019 km (0.106 R)
• M9: 4,198,165 km (0.115 R)
• M10: 5,228,745 km (0.047 R)
• M11: 5,803,949 km (0.1 R)
• M12: 6,229,405 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.5

Radius: 9.2

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.67 AU - 2.75 AU

Year: 2228 Days

Day: 14.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,536,253 km

• M1: 115,789 km (0.073 R)
• M2: 593,754 km (0.082 R)
• M3: 1,296,714 km (0.112 R)
• M4: 1,697,337 km (0.089 R)
• M5: 2,079,710 km (0.059 R)
• M6: 3,406,194 km (0.042 R)
• M7: 3,757,749 km (0.119 R)
• M8: 4,720,262 km (0.094 R)
• M9: 5,623,534 km (0.094 R)
• M10: 5,985,860 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.8

Radius: 11.7

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.99 AU - 4.65 AU

Year: 5064 Days

Day: 9.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,536,253 km

• M1: 145,858 km (0.069 R)
• M2: 943,364 km (0.088 R)
• M3: 1,404,425 km (0.078 R)
• M4: 1,768,845 km (0.068 R)
• M5: 3,971,075 km (0.096 R)
• M6: 6,838,119 km (0.12 R)
• M7: 10,312,978 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.7

Radius: 11.3

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.43 AU - 5.33 AU

Year: 6217 Days

Day: 8.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,536,253 km

• M1: 140,772 km (0.052 R)
• M2: 832,063 km (0.088 R)
• M3: 1,435,392 km (0.046 R)
• M4: 1,862,643 km (0.092 R)
• M5: 2,722,980 km (0.098 R)
• M6: 3,851,696 km (0.106 R)
• M7: 4,641,274 km (0.069 R)
• M8: 5,321,645 km (0.114 R)
• M9: 6,480,729 km (0.067 R)
• M10: 7,530,158 km (0.082 R)
• M11: 7,973,417 km (0.119 R)
• M12: 8,579,288 km (0.056 R)
• M13: 9,331,167 km (0.103 R)
• M14: 10,498,928 km (0.076 R)
• M15: 10,880,403 km (0.072 R)
• M16: 15,493,403 km (0.095 R)
• M17: 16,212,071 km (0.044 R)
• M18: 18,318,558 km (0.07 R)
• M19: 22,364,134 km (0.107 R)
• M20: 25,420,418 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.9

Radius: 11.9

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.02 AU - 6.18 AU

Year: 7812 Days

Day: 6.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 48,536,253 km

• M1: 147,952 km (0.086 R)
• M2: 733,478 km (0.092 R)
• M3: 1,203,964 km (0.03 R)
• M4: 1,636,451 km (0.071 R)
• M5: 2,140,446 km (0.085 R)
• M6: 2,594,625 km (0.107 R)
• M7: 2,987,469 km (0.089 R)
• M8: 4,122,768 km (0.06 R)
• M9: 5,156,339 km (0.098 R)
• M10: 6,251,396 km (0.12 R)
• M11: 6,637,059 km (0.088 R)
• M12: 7,771,011 km (0.079 R)
• M13: 8,384,362 km (0.082 R)
• M14: 9,478,222 km (0.114 R)
• M15: 11,789,060 km (0.11 R)
• M16: 12,162,905 km (0.099 R)
• M17: 12,877,983 km (0.12 R)
• M18: 15,508,362 km (0.093 R)
• M19: 16,283,878 km (0.098 R)
• M20: 17,289,176 km (0.073 R)
• M21: 21,018,650 km (0.082 R)
• M22: 22,699,233 km (0.118 R)
• M23: 23,868,340 km (0.119 R)
• M24: 25,077,241 km (0.091 R)
• M25: 27,710,313 km (0.103 R)
• M26: 28,468,026 km (0.098 R)
• M27: 30,723,513 km (0.037 R)
• M28: 31,843,253 km (0.098 R)
• M29: 33,201,452 km (0.11 R)
• M30: 35,145,327 km (0.115 R)
• M31: 36,257,438 km (0.058 R)
• M32: 38,786,390 km (0.074 R)

Asteroid Belt

Center: 5.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.2

Radius: 7.7

Gravity: 11.78 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.72 AU - 6.82 AU

Year: 9401 Days

Day: 15.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,536,253 km

• M1: 95,743 km (0.115 R)
• M2: 422,764 km (0.11 R)
• M3: 2,197,593 km (0.107 R)
• M4: 2,731,956 km (0.098 R)
• M5: 3,641,960 km (0.12 R)
• M6: 6,151,913 km (0.102 R)
• M7: 6,780,374 km (0.115 R)
• M8: 7,865,706 km (0.084 R)
• M9: 9,296,909 km (0.079 R)
• M10: 10,736,789 km (0.112 R)
• M11: 12,262,537 km (0.069 R)
• M12: 12,665,405 km (0.119 R)
• M13: 15,737,995 km (0.107 R)
• M14: 16,282,831 km (0.08 R)
• M15: 17,845,979 km (0.115 R)
• M16: 18,663,980 km (0.078 R)
• M17: 19,740,785 km (0.072 R)
• M18: 20,374,482 km (0.104 R)
• M19: 26,129,811 km (0.039 R)
• M20: 27,183,728 km (0.118 R)
• M21: 31,149,418 km (0.092 R)
• M22: 32,992,614 km (0.057 R)
• M23: 34,792,725 km (0.118 R)
• M24: 39,827,890 km (0.094 R)
• M25: 40,205,176 km (0.085 R)
• M26: 41,996,909 km (0.117 R)
• M27: 43,975,192 km (0.078 R)
• M28: 45,601,919 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.8

Radius: 5.4

Gravity: 16.35 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.06 AU - 7.68 AU

Year: 12213 Days

Day: 19.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 48,536,253 km

• M1: 67,618 km (0.085 R)
• M2: 313,856 km (0.107 R)
• M3: 797,506 km (0.088 R)
• M4: 1,097,300 km (0.109 R)
• M5: 1,442,423 km (0.062 R)
• M6: 1,873,115 km (0.038 R)
• M7: 2,424,084 km (0.077 R)
• M8: 3,263,178 km (0.108 R)
• M9: 3,974,815 km (0.117 R)
• M10: 5,099,343 km (0.097 R)
• M11: 6,053,328 km (0.073 R)
• M12: 6,346,540 km (0.052 R)
• M13: 6,804,010 km (0.085 R)
• M14: 8,308,367 km (0.061 R)
• M15: 12,244,586 km (0.091 R)
• M16: 12,595,243 km (0.109 R)
• M17: 13,073,208 km (0.087 R)
• M18: 14,514,733 km (0.114 R)
• M19: 15,240,283 km (0.029 R)
• M20: 15,989,619 km (0.069 R)
• M21: 16,692,130 km (0.108 R)
• M22: 17,123,271 km (0.088 R)
• M23: 17,709,695 km (0.112 R)
• M24: 19,391,175 km (0.09 R)
• M25: 23,873,726 km (0.039 R)
• M26: 26,016,865 km (0.074 R)
• M27: 30,149,506 km (0.114 R)
• M28: 32,537,686 km (0.11 R)
• M29: 34,815,464 km (0.117 R)
• M30: 35,166,121 km (0.066 R)
• M31: 38,179,920 km (0.098 R)
• M32: 40,582,312 km (0.105 R)
• M33: 41,623,364 km (0.118 R)
• M34: 42,548,776 km (0.108 R)
• M35: 43,083,588 km (0.076 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 12,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit