🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 559.2

Radius: 10.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.89 AU - 1.21 AU

Year: 756 Days

Day: 11.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,871,337 km

• M1: 131,796 km (0.103 R)
• M2: 463,903 km (0.08 R)
• M3: 849,866 km (0.067 R)
• M4: 1,227,002 km (0.041 R)
• M5: 1,685,220 km (0.069 R)
• M6: 2,055,624 km (0.088 R)
• M7: 2,533,739 km (0.118 R)
• M8: 3,012,153 km (0.102 R)
• M9: 3,350,843 km (0.112 R)
• M10: 3,701,201 km (0.119 R)
• M11: 4,151,191 km (0.079 R)
• M12: 5,781,060 km (0.052 R)
• M13: 6,823,907 km (0.077 R)
• M14: 7,593,738 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.3

Radius: 8.2

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.12 AU - 1.64 AU

Year: 1140 Days

Day: 10 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,871,337 km

• M1: 102,026 km (0.102 R)
• M2: 368,460 km (0.065 R)
• M3: 635,342 km (0.08 R)
• M4: 929,452 km (0.095 R)
• M5: 1,263,653 km (0.104 R)
• M6: 1,882,689 km (0.029 R)
• M7: 2,413,911 km (0.115 R)
• M8: 3,557,288 km (0.059 R)
• M9: 5,459,724 km (0.073 R)
• M10: 6,957,498 km (0.077 R)
• M11: 8,935,331 km (0.054 R)
• M12: 9,512,629 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.2

Radius: 10.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.23 AU - 1.99 AU

Year: 1436 Days

Day: 6.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 107.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,871,337 km

• M1: 130,599 km (0.071 R)
• M2: 678,576 km (0.05 R)
• M3: 1,272,779 km (0.108 R)
• M4: 1,878,351 km (0.117 R)
• M5: 2,216,891 km (0.08 R)
• M6: 2,606,593 km (0.102 R)
• M7: 3,190,025 km (0.061 R)
• M8: 3,638,519 km (0.045 R)
• M9: 4,738,662 km (0.118 R)
• M10: 5,161,575 km (0.085 R)
• M11: 5,660,933 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.3

Radius: 11.4

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.93 AU - 2.37 AU

Year: 2216 Days

Day: 14 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,871,337 km

• M1: 157,078 km (0.085 R)
• M2: 546,032 km (0.099 R)
• M3: 1,059,452 km (0.105 R)
• M4: 1,945,820 km (0.088 R)
• M5: 2,429,769 km (0.108 R)
• M6: 3,041,325 km (0.11 R)
• M7: 3,516,148 km (0.062 R)
• M8: 4,020,592 km (0.034 R)
• M9: 4,878,985 km (0.101 R)
• M10: 5,779,863 km (0.085 R)
• M11: 6,296,874 km (0.069 R)
• M12: 6,844,402 km (0.084 R)
• M13: 7,513,254 km (0.095 R)
• M14: 8,981,557 km (0.119 R)
• M15: 11,134,121 km (0.111 R)
• M16: 12,142,560 km (0.05 R)
• M17: 13,299,101 km (0.075 R)
• M18: 13,926,963 km (0.031 R)
• M19: 15,097,118 km (0.083 R)
• M20: 15,583,161 km (0.094 R)
• M21: 16,230,621 km (0.081 R)
• M22: 17,367,116 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.9

Radius: 11.2

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.98 AU - 2.52 AU

Year: 2372 Days

Day: 11.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,871,337 km

• M1: 139,276 km (0.05 R)
• M2: 499,956 km (0.063 R)
• M3: 1,124,378 km (0.082 R)
• M4: 1,487,452 km (0.101 R)
• M5: 2,354,970 km (0.082 R)
• M6: 3,102,660 km (0.069 R)
• M7: 4,173,930 km (0.067 R)
• M8: 4,805,682 km (0.058 R)
• M9: 5,201,069 km (0.1 R)
• M10: 6,759,729 km (0.11 R)
• M11: 7,428,881 km (0.066 R)
• M12: 8,019,643 km (0.113 R)
• M13: 8,388,850 km (0.072 R)
• M14: 8,898,979 km (0.119 R)
• M15: 11,111,980 km (0.109 R)
• M16: 12,735,566 km (0.089 R)
• M17: 13,154,440 km (0.055 R)
• M18: 15,015,437 km (0.081 R)
• M19: 15,768,513 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916

Radius: 8.1

Gravity: 13.96 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.31 AU - 3.21 AU

Year: 3223 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 175.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,871,337 km

• M1: 100,979 km (0.111 R)
• M2: 748,438 km (0.109 R)
• M3: 1,133,802 km (0.087 R)
• M4: 2,012,091 km (0.119 R)
• M5: 3,081,267 km (0.115 R)
• M6: 4,396,233 km (0.078 R)
• M7: 5,127,018 km (0.111 R)
• M8: 6,431,212 km (0.057 R)
• M9: 7,603,611 km (0.1 R)
• M10: 8,258,102 km (0.117 R)
• M11: 9,600,593 km (0.09 R)
• M12: 9,957,833 km (0.12 R)
• M13: 10,365,188 km (0.096 R)
• M14: 10,954,005 km (0.102 R)
• M15: 12,806,924 km (0.062 R)
• M16: 13,142,921 km (0.105 R)
• M17: 14,598,209 km (0.072 R)
• M18: 15,608,144 km (0.084 R)
• M19: 23,157,601 km (0.12 R)
• M20: 23,800,722 km (0.103 R)
• M21: 24,090,344 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.4

Radius: 14.8

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.52 AU - 3.46 AU

Year: 3634 Days

Day: 6.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,871,337 km

• M1: 191,485 km (0.079 R)
• M2: 800,648 km (0.045 R)
• M3: 1,429,408 km (0.109 R)
• M4: 1,998,777 km (0.038 R)
• M5: 2,804,062 km (0.09 R)
• M6: 4,079,085 km (0.115 R)
• M7: 5,545,294 km (0.102 R)
• M8: 6,445,275 km (0.088 R)
• M9: 7,782,829 km (0.096 R)
• M10: 8,425,651 km (0.084 R)
• M11: 11,135,766 km (0.051 R)
• M12: 11,676,563 km (0.088 R)
• M13: 12,234,712 km (0.105 R)
• M14: 13,204,854 km (0.107 R)
• M15: 15,911,080 km (0.117 R)
• M16: 18,715,591 km (0.105 R)
• M17: 19,546,159 km (0.067 R)
• M18: 22,540,958 km (0.042 R)
• M19: 24,297,537 km (0.05 R)
• M20: 25,132,442 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.3

Radius: 9.7

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.84 AU - 4.94 AU

Year: 6466 Days

Day: 13 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,871,337 km

• M1: 120,725 km (0.079 R)
• M2: 524,939 km (0.061 R)
• M3: 836,701 km (0.068 R)
• M4: 1,151,904 km (0.085 R)
• M5: 1,951,355 km (0.092 R)
• M6: 2,283,911 km (0.105 R)
• M7: 3,179,104 km (0.092 R)
• M8: 5,122,829 km (0.12 R)
• M9: 6,026,999 km (0.042 R)
• M10: 6,454,550 km (0.05 R)
• M11: 8,596,492 km (0.106 R)
• M12: 9,060,096 km (0.074 R)
• M13: 11,914,722 km (0.09 R)
• M14: 12,394,034 km (0.1 R)
• M15: 15,041,767 km (0.044 R)
• M16: 16,409,540 km (0.068 R)
• M17: 17,488,440 km (0.106 R)
• M18: 20,054,492 km (0.05 R)
• M19: 22,934,850 km (0.068 R)
• M20: 23,602,206 km (0.105 R)
• M21: 26,080,145 km (0.073 R)
• M22: 26,970,551 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.2

Radius: 13.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.84 AU - 5.36 AU

Year: 6935 Days

Day: 10.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,871,337 km

• M1: 163,062 km (0.086 R)
• M2: 1,480,121 km (0.084 R)
• M3: 2,761,427 km (0.103 R)
• M4: 3,478,599 km (0.095 R)
• M5: 3,993,366 km (0.072 R)
• M6: 4,461,009 km (0.095 R)
• M7: 5,423,521 km (0.071 R)
• M8: 6,488,508 km (0.098 R)
• M9: 10,480,976 km (0.098 R)
• M10: 11,057,377 km (0.09 R)
• M11: 13,996,526 km (0.068 R)
• M12: 14,478,531 km (0.076 R)
• M13: 15,703,288 km (0.051 R)
• M14: 19,725,975 km (0.071 R)
• M15: 21,230,182 km (0.109 R)
• M16: 23,779,030 km (0.063 R)
• M17: 24,389,090 km (0.095 R)
• M18: 25,323,778 km (0.086 R)
• M19: 26,525,498 km (0.092 R)

Asteroid Belt

Center: 6.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.9

Radius: 3.8

Gravity: 46.32 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.69 AU - 10.81 AU

Year: 18194 Days

Day: 24 Hours

Environment

Temp: -228 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,871,337 km

• M1: 56,099 km (0.106 R)
• M2: 263,143 km (0.092 R)
• M3: 433,385 km (0.08 R)
• M4: 631,004 km (0.079 R)
• M5: 2,569,343 km (0.079 R)
• M6: 2,855,524 km (0.103 R)
• M7: 4,026,277 km (0.061 R)
• M8: 5,182,818 km (0.036 R)
• M9: 6,807,002 km (0.031 R)
• M10: 14,592,973 km (0.098 R)
• M11: 17,090,510 km (0.084 R)
• M12: 20,875,186 km (0.101 R)
• M13: 22,513,732 km (0.052 R)
• M14: 25,503,295 km (0.118 R)
• M15: 26,703,070 km (0.112 R)
• M16: 31,630,824 km (0.103 R)
• M17: 39,240,419 km (0.036 R)
• M18: 40,836,928 km (0.082 R)
• M19: 41,279,887 km (0.113 R)
• M20: 42,325,576 km (0.106 R)
• M21: 48,476,592 km (0.112 R)
• M22: 48,641,748 km (0.041 R)
• M23: 51,334,509 km (0.107 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 19,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit