🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.2

Radius: 11

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.71 AU - 0.83 AU

Year: 466 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,358,592 km

• M1: 136,882 km (0.102 R)
• M2: 488,287 km (0.102 R)
• M3: 1,389,914 km (0.116 R)
• M4: 2,711,611 km (0.101 R)
• M5: 3,242,833 km (0.12 R)
• M6: 4,850,561 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.2

Radius: 8.2

Gravity: 11.29 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.2 AU - 1.22 AU

Year: 919 Days

Day: 5.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,358,592 km

• M1: 102,026 km (0.069 R)
• M2: 377,286 km (0.063 R)
• M3: 663,616 km (0.11 R)
• M4: 1,166,714 km (0.083 R)
• M5: 1,532,181 km (0.046 R)
• M6: 2,218,686 km (0.09 R)
• M7: 2,674,062 km (0.082 R)
• M8: 3,002,579 km (0.116 R)
• M9: 3,943,549 km (0.117 R)
• M10: 4,252,768 km (0.107 R)
• M11: 4,577,994 km (0.087 R)
• M12: 4,938,375 km (0.115 R)
• M13: 5,454,638 km (0.045 R)
• M14: 6,372,869 km (0.099 R)
• M15: 7,126,394 km (0.11 R)
• M16: 7,735,855 km (0.08 R)
• M17: 8,701,061 km (0.095 R)
• M18: 9,656,692 km (0.072 R)
• M19: 9,950,652 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.6

Radius: 8.5

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.26 AU - 1.82 AU

Year: 1319 Days

Day: 12.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,358,592 km

• M1: 105,766 km (0.097 R)
• M2: 699,370 km (0.042 R)
• M3: 1,014,274 km (0.066 R)
• M4: 1,484,011 km (0.114 R)
• M5: 1,973,944 km (0.108 R)
• M6: 2,286,454 km (0.08 R)
• M7: 2,671,220 km (0.057 R)
• M8: 3,157,263 km (0.117 R)
• M9: 4,603,426 km (0.117 R)
• M10: 4,875,095 km (0.088 R)
• M11: 5,366,076 km (0.098 R)
• M12: 5,934,697 km (0.106 R)
• M13: 6,987,717 km (0.103 R)
• M14: 7,479,146 km (0.09 R)
• M15: 8,387,205 km (0.035 R)
• M16: 9,002,351 km (0.073 R)
• M17: 9,773,229 km (0.097 R)
• M18: 12,350,651 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.3

Radius: 9.3

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.52 AU - 1.7 AU

Year: 1410 Days

Day: 12.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,358,592 km

• M1: 115,789 km (0.092 R)
• M2: 778,208 km (0.115 R)
• M3: 1,112,559 km (0.066 R)
• M4: 1,606,382 km (0.101 R)
• M5: 1,977,534 km (0.101 R)
• M6: 2,405,833 km (0.082 R)
• M7: 2,786,709 km (0.091 R)
• M8: 3,193,017 km (0.096 R)
• M9: 4,072,952 km (0.103 R)
• M10: 4,828,122 km (0.054 R)
• M11: 5,437,583 km (0.111 R)
• M12: 6,029,243 km (0.069 R)
• M13: 6,518,578 km (0.092 R)
• M14: 7,237,695 km (0.097 R)
• M15: 7,790,758 km (0.045 R)
• M16: 9,190,844 km (0.06 R)
• M17: 9,496,024 km (0.074 R)
• M18: 9,902,781 km (0.11 R)
• M19: 10,584,648 km (0.108 R)
• M20: 10,954,154 km (0.096 R)
• M21: 12,260,443 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.9

Radius: 8.4

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.82 AU - 4.12 AU

Year: 4462 Days

Day: 7.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,358,592 km

• M1: 104,569 km (0.105 R)
• M2: 549,323 km (0.079 R)
• M3: 868,864 km (0.091 R)
• M4: 1,507,199 km (0.105 R)
• M5: 2,033,035 km (0.074 R)
• M6: 2,353,922 km (0.098 R)
• M7: 3,279,485 km (0.118 R)
• M8: 3,584,066 km (0.11 R)
• M9: 4,098,084 km (0.108 R)
• M10: 4,923,565 km (0.077 R)
• M11: 7,148,983 km (0.12 R)
• M12: 7,532,552 km (0.115 R)
• M13: 9,854,012 km (0.119 R)
• M14: 12,070,454 km (0.077 R)
• M15: 12,614,990 km (0.079 R)
• M16: 14,196,988 km (0.099 R)
• M17: 15,853,335 km (0.097 R)
• M18: 16,396,375 km (0.074 R)
• M19: 18,753,290 km (0.051 R)
• M20: 21,261,747 km (0.095 R)
• M21: 22,055,962 km (0.05 R)
• M22: 22,938,440 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.6

Radius: 11.4

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.06 AU - 4.66 AU

Year: 6284 Days

Day: 13.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,358,592 km

• M1: 152,291 km (0.119 R)
• M2: 595,848 km (0.108 R)
• M3: 1,276,818 km (0.094 R)
• M4: 1,766,302 km (0.11 R)
• M5: 2,249,354 km (0.108 R)
• M6: 2,673,164 km (0.077 R)
• M7: 5,654,650 km (0.071 R)
• M8: 6,379,751 km (0.103 R)
• M9: 8,930,394 km (0.098 R)
• M10: 9,392,203 km (0.093 R)
• M11: 10,227,258 km (0.096 R)
• M12: 10,779,873 km (0.086 R)
• M13: 11,159,104 km (0.096 R)
• M14: 12,557,694 km (0.109 R)
• M15: 14,238,725 km (0.053 R)
• M16: 16,749,277 km (0.118 R)
• M17: 17,387,910 km (0.072 R)
• M18: 29,664,510 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.4

Radius: 7.3

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.48 AU - 6.64 AU

Year: 9049 Days

Day: 18.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,358,592 km

• M1: 111,002 km (0.041 R)
• M2: 340,784 km (0.068 R)
• M3: 693,985 km (0.078 R)
• M4: 1,764,058 km (0.077 R)
• M5: 2,588,492 km (0.077 R)
• M6: 3,220,842 km (0.064 R)
• M7: 3,689,532 km (0.07 R)
• M8: 5,942,027 km (0.097 R)
• M9: 7,649,089 km (0.116 R)
• M10: 10,415,752 km (0.054 R)
• M11: 10,720,333 km (0.111 R)
• M12: 18,069,179 km (0.112 R)
• M13: 18,319,755 km (0.071 R)
• M14: 18,827,790 km (0.078 R)
• M15: 23,015,932 km (0.082 R)
• M16: 23,982,334 km (0.107 R)
• M17: 24,590,300 km (0.117 R)
• M18: 24,820,980 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.7

Radius: 7.7

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.73 AU - 7.03 AU

Year: 11124 Days

Day: 16.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,358,592 km

• M1: 104,419 km (0.087 R)
• M2: 487,988 km (0.069 R)
• M3: 1,526,646 km (0.043 R)
• M4: 1,998,777 km (0.092 R)
• M5: 2,343,002 km (0.119 R)
• M6: 2,763,372 km (0.113 R)
• M7: 3,233,259 km (0.11 R)
• M8: 4,357,188 km (0.115 R)
• M9: 4,829,318 km (0.097 R)
• M10: 5,969,105 km (0.115 R)
• M11: 7,100,962 km (0.11 R)
• M12: 7,981,645 km (0.065 R)
• M13: 8,330,208 km (0.103 R)
• M14: 10,137,051 km (0.07 R)
• M15: 10,454,049 km (0.118 R)
• M16: 10,731,104 km (0.074 R)
• M17: 12,705,198 km (0.087 R)
• M18: 13,287,881 km (0.03 R)
• M19: 13,777,665 km (0.118 R)
• M20: 14,506,506 km (0.073 R)
• M21: 15,201,836 km (0.089 R)
• M22: 16,101,967 km (0.111 R)
• M23: 17,037,103 km (0.09 R)
• M24: 19,428,724 km (0.108 R)
• M25: 21,068,616 km (0.075 R)
• M26: 24,217,352 km (0.108 R)
• M27: 27,403,637 km (0.107 R)
• M28: 28,108,393 km (0.099 R)
• M29: 29,370,550 km (0.112 R)
• M30: 30,388,414 km (0.057 R)
• M31: 31,143,285 km (0.082 R)
• M32: 32,986,330 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.2

Radius: 7

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.62 AU - 8.76 AU

Year: 13308 Days

Day: 24.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,358,592 km

• M1: 87,066 km (0.068 R)
• M2: 915,389 km (0.035 R)
• M3: 1,182,870 km (0.106 R)
• M4: 1,515,726 km (0.092 R)
• M5: 2,618,262 km (0.068 R)
• M6: 3,076,181 km (0.06 R)
• M7: 4,569,467 km (0.041 R)
• M8: 4,893,795 km (0.082 R)
• M9: 5,822,798 km (0.096 R)
• M10: 6,902,446 km (0.07 R)
• M11: 9,404,620 km (0.099 R)
• M12: 10,627,134 km (0.105 R)
• M13: 11,624,353 km (0.087 R)
• M14: 12,855,543 km (0.111 R)
• M15: 14,171,406 km (0.117 R)
• M16: 16,309,758 km (0.061 R)
• M17: 17,562,491 km (0.071 R)
• M18: 18,506,304 km (0.095 R)
• M19: 18,728,756 km (0.105 R)
• M20: 19,028,251 km (0.042 R)
• M21: 20,258,095 km (0.06 R)
• M22: 29,875,592 km (0.112 R)
• M23: 33,913,239 km (0.108 R)
• M24: 37,702,403 km (0.11 R)
• M25: 41,131,037 km (0.074 R)
• M26: 41,637,276 km (0.091 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.3

Radius: 6

Gravity: 23.06 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.57 AU - 7.63 AU

Year: 14462 Days

Day: 19.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 65,358,592 km

• M1: 76,145 km (0.113 R)
• M2: 612,753 km (0.099 R)
• M3: 1,182,721 km (0.102 R)
• M4: 1,837,211 km (0.094 R)
• M5: 2,617,963 km (0.066 R)
• M6: 3,462,592 km (0.1 R)
• M7: 4,443,655 km (0.058 R)
• M8: 5,086,178 km (0.113 R)
• M9: 7,249,513 km (0.073 R)
• M10: 9,413,895 km (0.116 R)
• M11: 9,684,218 km (0.064 R)
• M12: 10,701,035 km (0.038 R)
• M13: 12,485,737 km (0.085 R)
• M14: 15,039,074 km (0.092 R)
• M15: 15,936,661 km (0.117 R)
• M16: 17,511,328 km (0.112 R)
• M17: 18,588,732 km (0.065 R)
• M18: 19,534,340 km (0.104 R)
• M19: 19,886,045 km (0.109 R)
• M20: 22,950,258 km (0.116 R)
• M21: 23,539,375 km (0.045 R)
• M22: 24,952,925 km (0.058 R)
• M23: 25,785,587 km (0.104 R)
• M24: 26,102,584 km (0.077 R)
• M25: 26,960,528 km (0.095 R)
• M26: 27,506,261 km (0.101 R)
• M27: 29,302,034 km (0.08 R)
• M28: 35,156,098 km (0.112 R)
• M29: 36,334,181 km (0.075 R)
• M30: 37,809,366 km (0.077 R)
• M31: 38,493,028 km (0.071 R)
• M32: 38,907,115 km (0.076 R)
• M33: 40,025,808 km (0.109 R)
• M34: 47,034,917 km (0.077 R)
• M35: 51,911,508 km (0.112 R)
• M36: 57,114,672 km (0.12 R)
• M37: 59,841,991 km (0.067 R)
• M38: 61,519,432 km (0.061 R)
• M39: 62,085,360 km (0.098 R)
• M40: 62,654,879 km (0.116 R)
• M41: 63,036,504 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 17,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit