🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.8

Radius: 12.5

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.53 AU - 0.75 AU

Year: 353 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 34,334,446 km

• M1: 155,582 km (0.059 R)
• M2: 1,140,235 km (0.116 R)
• M3: 1,919,041 km (0.114 R)
• M4: 2,421,242 km (0.115 R)
• M5: 2,877,365 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.6

Radius: 11.7

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.7 AU - 0.72 AU

Year: 413 Days

Day: 7.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,334,446 km

• M1: 145,559 km (0.103 R)
• M2: 525,837 km (0.112 R)
• M3: 983,157 km (0.114 R)
• M4: 1,429,408 km (0.087 R)
• M5: 1,863,840 km (0.119 R)
• M6: 2,622,451 km (0.103 R)
• M7: 3,107,896 km (0.051 R)
• M8: 3,614,733 km (0.102 R)
• M9: 4,390,698 km (0.092 R)
• M10: 4,983,255 km (0.057 R)
• M11: 6,254,537 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.2

Radius: 10.6

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.66 AU - 0.92 AU

Year: 485 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,334,446 km

• M1: 132,993 km (0.119 R)
• M2: 620,233 km (0.116 R)
• M3: 1,099,694 km (0.109 R)
• M4: 1,648,569 km (0.055 R)
• M5: 2,066,246 km (0.051 R)
• M6: 2,402,991 km (0.086 R)
• M7: 2,853,879 km (0.095 R)
• M8: 3,189,427 km (0.069 R)
• M9: 4,053,504 km (0.094 R)
• M10: 4,434,230 km (0.053 R)
• M11: 5,597,504 km (0.119 R)
• M12: 5,977,931 km (0.106 R)
• M13: 6,356,114 km (0.118 R)
• M14: 6,933,113 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.5

Radius: 11.4

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.84 AU - 0.94 AU

Year: 580 Days

Day: 13 Hours

Environment

Temp: -167 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,334,446 km

• M1: 141,819 km (0.089 R)
• M2: 1,198,129 km (0.067 R)
• M3: 1,796,970 km (0.06 R)
• M4: 2,230,953 km (0.092 R)
• M5: 3,268,414 km (0.099 R)
• M6: 4,376,486 km (0.053 R)
• M7: 5,202,565 km (0.079 R)
• M8: 5,653,154 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.2

Radius: 13

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.9 AU - 0.9 AU

Year: 589 Days

Day: 11.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,334,446 km

• M1: 161,865 km (0.106 R)
• M2: 601,982 km (0.081 R)
• M3: 1,113,607 km (0.12 R)
• M4: 1,668,315 km (0.041 R)
• M5: 2,531,495 km (0.105 R)
• M6: 3,148,736 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.4

Radius: 14.4

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.8 AU - 1.06 AU

Year: 619 Days

Day: 10 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,334,446 km

• M1: 186,100 km (0.12 R)
• M2: 643,121 km (0.103 R)
• M3: 1,120,189 km (0.113 R)
• M4: 2,116,062 km (0.053 R)
• M5: 2,620,356 km (0.064 R)
• M6: 3,549,957 km (0.065 R)
• M7: 4,315,300 km (0.114 R)
• M8: 7,179,202 km (0.091 R)
• M9: 7,663,450 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.9

Radius: 9.7

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.96 AU - 1.5 AU

Year: 942 Days

Day: 10 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,334,446 km

• M1: 120,576 km (0.067 R)
• M2: 535,411 km (0.051 R)
• M3: 914,342 km (0.09 R)
• M4: 1,260,362 km (0.069 R)
• M5: 1,919,341 km (0.119 R)
• M6: 2,311,586 km (0.107 R)
• M7: 3,177,758 km (0.094 R)
• M8: 3,866,507 km (0.111 R)
• M9: 4,214,022 km (0.117 R)
• M10: 4,548,074 km (0.049 R)
• M11: 5,519,862 km (0.051 R)
• M12: 6,086,389 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.6

Radius: 3

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.57 AU - 7.79 AU

Year: 11917 Days

Day: 16.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,334,446 km

• M1: 37,399 km (0.063 R)
• M2: 540,946 km (0.088 R)
• M3: 1,028,934 km (0.095 R)
• M4: 1,419,385 km (0.113 R)
• M5: 1,551,629 km (0.101 R)
• M6: 2,468,365 km (0.058 R)
• M7: 3,107,148 km (0.119 R)
• M8: 3,907,496 km (0.065 R)
• M9: 7,906,995 km (0.099 R)
• M10: 10,703,428 km (0.112 R)
• M11: 12,923,760 km (0.111 R)
• M12: 14,563,054 km (0.117 R)
• M13: 16,284,775 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.2

Radius: 6

Gravity: 25.09 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.97 AU - 8.93 AU

Year: 15473 Days

Day: 19.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 34,334,446 km

• M1: 75,697 km (0.096 R)
• M2: 390,151 km (0.103 R)
• M3: 636,539 km (0.119 R)
• M4: 1,411,606 km (0.105 R)
• M5: 2,207,915 km (0.037 R)
• M6: 2,485,718 km (0.072 R)
• M7: 2,715,351 km (0.117 R)
• M8: 3,270,509 km (0.112 R)
• M9: 4,845,026 km (0.073 R)
• M10: 5,094,855 km (0.091 R)
• M11: 10,296,672 km (0.074 R)
• M12: 10,770,149 km (0.083 R)
• M13: 12,810,514 km (0.082 R)
• M14: 15,322,263 km (0.099 R)
• M15: 16,017,594 km (0.051 R)
• M16: 17,470,937 km (0.068 R)
• M17: 18,834,671 km (0.101 R)
• M18: 19,186,525 km (0.098 R)
• M19: 20,452,123 km (0.104 R)
• M20: 22,749,797 km (0.108 R)
• M21: 28,192,317 km (0.055 R)
• M22: 30,665,020 km (0.111 R)
• M23: 31,891,872 km (0.064 R)
• M24: 38,238,113 km (0.106 R)
• M25: 38,943,916 km (0.066 R)
• M26: 42,453,333 km (0.068 R)
• M27: 43,058,007 km (0.108 R)
• M28: 44,750,557 km (0.111 R)
• M29: 50,093,296 km (0.095 R)
• M30: 64,976,190 km (0.119 R)
• M31: 66,588,555 km (0.062 R)
• M32: 69,893,023 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.5

Radius: 3.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 9.32 AU - 11.12 AU

Year: 22552 Days

Day: 20.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,334,446 km

• M1: 145,559 km (0.1 R)
• M2: 557,850 km (0.038 R)
• M3: 731,085 km (0.11 R)
• M4: 2,186,822 km (0.098 R)
• M5: 3,578,830 km (0.08 R)
• M6: 4,026,427 km (0.043 R)
• M7: 4,405,358 km (0.07 R)
• M8: 5,684,569 km (0.055 R)
• M9: 7,228,420 km (0.102 R)
• M10: 7,786,719 km (0.041 R)
• M11: 17,142,420 km (0.063 R)
• M12: 32,022,172 km (0.068 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 18,698 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit