🌌 Stone's Star System Generator

Asteroid Belt

Center: 2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.1

Radius: 14.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.3 AU - 4.7 AU

Year: 3444 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 106,592,010 km

• M1: 175,478 km (0.097 R)
• M2: 653,144 km (0.111 R)
• M3: 1,102,088 km (0.082 R)
• M4: 2,120,999 km (0.115 R)
• M5: 2,568,446 km (0.06 R)
• M6: 3,360,417 km (0.089 R)
• M7: 3,867,853 km (0.068 R)
• M8: 4,616,441 km (0.098 R)
• M9: 5,405,869 km (0.088 R)
• M10: 7,222,136 km (0.091 R)
• M11: 8,038,342 km (0.036 R)
• M12: 9,574,413 km (0.109 R)
• M13: 10,141,539 km (0.089 R)
• M14: 11,077,872 km (0.084 R)
• M15: 11,886,299 km (0.077 R)
• M16: 13,470,241 km (0.103 R)
• M17: 14,339,255 km (0.103 R)
• M18: 15,629,387 km (0.086 R)
• M19: 16,076,236 km (0.119 R)
• M20: 16,762,591 km (0.072 R)
• M21: 19,640,555 km (0.107 R)
• M22: 20,691,330 km (0.12 R)
• M23: 22,762,064 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.9

Radius: 13.4

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.16 AU - 6.12 AU

Year: 5016 Days

Day: 14.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 106,592,010 km

• M1: 166,652 km (0.085 R)
• M2: 737,218 km (0.081 R)
• M3: 1,416,093 km (0.066 R)
• M4: 1,873,713 km (0.093 R)
• M5: 2,742,578 km (0.115 R)
• M6: 3,170,128 km (0.052 R)
• M7: 3,603,065 km (0.111 R)
• M8: 4,075,644 km (0.05 R)
• M9: 5,197,628 km (0.086 R)
• M10: 6,939,995 km (0.073 R)
• M11: 7,414,519 km (0.12 R)
• M12: 8,046,869 km (0.12 R)
• M13: 9,343,883 km (0.071 R)
• M14: 10,042,505 km (0.098 R)
• M15: 10,609,780 km (0.11 R)
• M16: 13,191,540 km (0.104 R)
• M17: 13,626,720 km (0.11 R)
• M18: 14,938,245 km (0.106 R)
• M19: 16,834,398 km (0.097 R)
• M20: 18,046,440 km (0.109 R)
• M21: 19,315,927 km (0.098 R)
• M22: 19,814,986 km (0.087 R)
• M23: 22,922,433 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.7

Radius: 8.3

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8 AU - 10.02 AU

Year: 11642 Days

Day: 11.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 106,592,010 km

• M1: 103,671 km (0.12 R)
• M2: 411,693 km (0.108 R)
• M3: 925,712 km (0.075 R)
• M4: 1,449,155 km (0.085 R)
• M5: 1,808,189 km (0.083 R)
• M6: 2,107,535 km (0.033 R)
• M7: 2,667,779 km (0.1 R)
• M8: 8,304,327 km (0.12 R)
• M9: 9,320,995 km (0.031 R)
• M10: 10,768,803 km (0.102 R)
• M11: 12,416,623 km (0.079 R)
• M12: 12,697,269 km (0.07 R)
• M13: 15,353,379 km (0.033 R)
• M14: 18,431,505 km (0.114 R)
• M15: 18,797,122 km (0.091 R)
• M16: 19,542,867 km (0.032 R)
• M17: 21,013,714 km (0.097 R)
• M18: 23,398,902 km (0.086 R)
• M19: 25,145,457 km (0.1 R)
• M20: 28,214,308 km (0.115 R)
• M21: 29,688,445 km (0.103 R)
• M22: 37,134,679 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.6

Radius: 9

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.39 AU - 10.01 AU

Year: 12012 Days

Day: 7.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 106,592,010 km

• M1: 112,049 km (0.098 R)
• M2: 425,307 km (0.06 R)
• M3: 912,846 km (0.054 R)
• M4: 1,339,200 km (0.11 R)
• M5: 1,828,236 km (0.116 R)
• M6: 2,313,531 km (0.088 R)
• M7: 2,792,693 km (0.031 R)
• M8: 3,139,910 km (0.103 R)
• M9: 4,180,213 km (0.116 R)
• M10: 6,016,527 km (0.105 R)
• M11: 7,921,058 km (0.055 R)
• M12: 8,620,577 km (0.102 R)
• M13: 10,036,072 km (0.054 R)
• M14: 10,799,171 km (0.102 R)
• M15: 11,425,388 km (0.098 R)
• M16: 12,015,551 km (0.114 R)
• M17: 14,581,304 km (0.116 R)
• M18: 15,205,277 km (0.076 R)
• M19: 16,064,867 km (0.055 R)
• M20: 21,557,801 km (0.115 R)
• M21: 22,458,680 km (0.064 R)
• M22: 25,710,189 km (0.085 R)
• M23: 28,506,024 km (0.056 R)
• M24: 32,775,397 km (0.092 R)
• M25: 33,605,815 km (0.109 R)
• M26: 36,306,954 km (0.109 R)
• M27: 37,196,015 km (0.102 R)
• M28: 38,753,628 km (0.109 R)
• M29: 39,548,441 km (0.046 R)
• M30: 42,837,051 km (0.101 R)
• M31: 45,566,464 km (0.077 R)
• M32: 47,952,999 km (0.104 R)
• M33: 52,167,321 km (0.072 R)
• M34: 55,276,862 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.7

Radius: 6

Gravity: 26.16 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.52 AU - 11.12 AU

Year: 15320 Days

Day: 24.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 106,592,010 km

• M1: 74,649 km (0.087 R)
• M2: 748,737 km (0.071 R)
• M3: 958,174 km (0.108 R)
• M4: 1,153,848 km (0.116 R)
• M5: 1,361,789 km (0.095 R)
• M6: 3,266,918 km (0.047 R)
• M7: 6,522,168 km (0.07 R)
• M8: 7,562,172 km (0.089 R)
• M9: 8,146,651 km (0.115 R)
• M10: 8,919,025 km (0.061 R)
• M11: 9,852,217 km (0.074 R)
• M12: 10,254,784 km (0.076 R)
• M13: 18,535,924 km (0.084 R)
• M14: 18,884,786 km (0.107 R)
• M15: 22,816,817 km (0.102 R)
• M16: 30,525,595 km (0.101 R)
• M17: 33,394,134 km (0.095 R)
• M18: 34,695,486 km (0.116 R)
• M19: 47,475,183 km (0.108 R)
• M20: 49,619,519 km (0.076 R)
• M21: 54,991,579 km (0.116 R)
• M22: 55,531,178 km (0.118 R)
• M23: 56,803,807 km (0.071 R)
• M24: 64,451,699 km (0.117 R)
• M25: 66,873,091 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.9

Radius: 7.7

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 12.66 AU - 18.92 AU

Year: 27008 Days

Day: 20.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 106,592,010 km

• M1: 99,632 km (0.112 R)
• M2: 423,661 km (0.071 R)
• M3: 801,695 km (0.111 R)
• M4: 1,574,069 km (0.08 R)
• M5: 2,318,468 km (0.087 R)
• M6: 3,753,261 km (0.108 R)
• M7: 10,058,961 km (0.056 R)
• M8: 10,996,341 km (0.083 R)
• M9: 13,043,887 km (0.04 R)
• M10: 13,555,961 km (0.116 R)
• M11: 14,157,344 km (0.066 R)
• M12: 19,249,057 km (0.118 R)
• M13: 23,892,426 km (0.099 R)
• M14: 29,231,574 km (0.114 R)
• M15: 30,616,850 km (0.101 R)
• M16: 35,034,325 km (0.092 R)
• M17: 36,165,884 km (0.09 R)
• M18: 37,908,549 km (0.081 R)
• M19: 41,560,532 km (0.108 R)
• M20: 42,349,960 km (0.078 R)
• M21: 63,169,047 km (0.12 R)
• M22: 73,202,427 km (0.028 R)
• M23: 79,317,689 km (0.104 R)
• M24: 81,020,561 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.7

Radius: 6.3

Gravity: 24.96 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 14.83 AU - 17.19 AU

Year: 27575 Days

Day: 19.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 106,592,010 km

• M1: 78,838 km (0.096 R)
• M2: 389,852 km (0.076 R)
• M3: 610,958 km (0.112 R)
• M4: 892,650 km (0.085 R)
• M5: 1,291,628 km (0.077 R)
• M6: 2,293,485 km (0.086 R)
• M7: 3,282,327 km (0.034 R)
• M8: 6,998,039 km (0.083 R)
• M9: 9,914,449 km (0.12 R)
• M10: 10,513,738 km (0.078 R)
• M11: 10,856,916 km (0.072 R)
• M12: 11,066,502 km (0.106 R)
• M13: 12,763,690 km (0.034 R)
• M14: 14,041,855 km (0.11 R)
• M15: 14,797,324 km (0.118 R)
• M16: 16,572,452 km (0.092 R)
• M17: 16,850,405 km (0.041 R)
• M18: 26,082,688 km (0.118 R)
• M19: 27,479,932 km (0.074 R)
• M20: 34,014,816 km (0.09 R)
• M21: 41,005,225 km (0.12 R)
• M22: 41,855,539 km (0.083 R)
• M23: 42,198,867 km (0.112 R)
• M24: 49,085,305 km (0.071 R)
• M25: 50,043,629 km (0.099 R)
• M26: 51,997,677 km (0.111 R)
• M27: 52,793,388 km (0.098 R)
• M28: 55,849,672 km (0.116 R)
• M29: 62,535,500 km (0.099 R)
• M30: 71,434,180 km (0.117 R)
• M31: 75,674,532 km (0.075 R)
• M32: 79,290,163 km (0.078 R)
• M33: 80,343,930 km (0.109 R)
• M34: 82,749,165 km (0.116 R)
• M35: 89,681,081 km (0.093 R)
• M36: 93,727,105 km (0.11 R)
• M37: 95,497,746 km (0.109 R)
• M38: 96,391,294 km (0.047 R)
• M39: 97,591,517 km (0.092 R)
• M40: 101,560,648 km (0.09 R)
• M41: 102,180,731 km (0.115 R)
• M42: 102,491,745 km (0.11 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: 381 - 17,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit