🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.5

Radius: 10.6

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.48 AU - 0.78 AU

Year: 345 Days

Day: 7.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,180,502 km

• M1: 131,796 km (0.105 R)
• M2: 464,950 km (0.103 R)
• M3: 800,947 km (0.095 R)
• M4: 1,182,721 km (0.103 R)
• M5: 1,646,624 km (0.115 R)
• M6: 2,082,402 km (0.104 R)
• M7: 2,641,749 km (0.117 R)
• M8: 3,114,478 km (0.075 R)
• M9: 3,823,871 km (0.049 R)
• M10: 5,131,057 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.4

Radius: 12.3

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.93 AU - 0.99 AU

Year: 649 Days

Day: 12.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,180,502 km

• M1: 153,188 km (0.106 R)
• M2: 581,936 km (0.119 R)
• M3: 1,099,096 km (0.08 R)
• M4: 1,653,056 km (0.086 R)
• M5: 3,784,377 km (0.074 R)
• M6: 4,344,173 km (0.09 R)
• M7: 5,782,406 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523

Radius: 9.5

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.96 AU - 1.56 AU

Year: 976 Days

Day: 5.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,180,502 km

• M1: 118,182 km (0.104 R)
• M2: 578,944 km (0.119 R)
• M3: 1,088,624 km (0.08 R)
• M4: 2,590,287 km (0.106 R)
• M5: 2,901,002 km (0.103 R)
• M6: 3,428,185 km (0.103 R)
• M7: 4,656,683 km (0.087 R)
• M8: 5,690,553 km (0.114 R)
• M9: 6,604,896 km (0.08 R)
• M10: 7,097,222 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.2

Radius: 9.6

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.99 AU - 1.59 AU

Year: 1011 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,180,502 km

• M1: 119,379 km (0.107 R)
• M2: 483,351 km (0.108 R)
• M3: 871,557 km (0.051 R)
• M4: 1,555,668 km (0.079 R)
• M5: 2,150,320 km (0.09 R)
• M6: 2,839,966 km (0.085 R)
• M7: 3,700,004 km (0.092 R)
• M8: 4,397,429 km (0.107 R)
• M9: 5,274,522 km (0.069 R)
• M10: 5,624,581 km (0.088 R)
• M11: 6,031,637 km (0.09 R)
• M12: 7,183,091 km (0.101 R)
• M13: 8,660,071 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.2

Radius: 14.7

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.39 AU - 2.11 AU

Year: 1598 Days

Day: 7.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,180,502 km

• M1: 182,809 km (0.069 R)
• M2: 651,499 km (0.093 R)
• M3: 1,187,508 km (0.05 R)
• M4: 1,745,059 km (0.071 R)
• M5: 2,647,882 km (0.115 R)
• M6: 3,131,083 km (0.102 R)
• M7: 3,793,054 km (0.063 R)
• M8: 5,511,036 km (0.073 R)
• M9: 6,234,491 km (0.07 R)
• M10: 7,234,104 km (0.118 R)
• M11: 8,015,903 km (0.102 R)
• M12: 8,760,900 km (0.11 R)
• M13: 10,389,871 km (0.088 R)
• M14: 11,422,845 km (0.087 R)
• M15: 12,680,514 km (0.09 R)
• M16: 13,818,505 km (0.109 R)
• M17: 14,759,476 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273

Radius: 13.2

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.23 AU - 2.73 AU

Year: 2696 Days

Day: 9.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,180,502 km

• M1: 164,258 km (0.078 R)
• M2: 889,509 km (0.085 R)
• M3: 1,599,500 km (0.087 R)
• M4: 3,048,505 km (0.094 R)
• M5: 3,484,434 km (0.113 R)
• M6: 4,088,360 km (0.111 R)
• M7: 5,221,414 km (0.074 R)
• M8: 6,403,836 km (0.072 R)
• M9: 7,232,459 km (0.077 R)
• M10: 10,775,535 km (0.055 R)
• M11: 11,834,837 km (0.045 R)
• M12: 12,723,149 km (0.1 R)
• M13: 14,373,812 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620

Radius: 8.4

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.25 AU - 3.31 AU

Year: 3199 Days

Day: 9.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,180,502 km

• M1: 104,419 km (0.102 R)
• M2: 1,614,011 km (0.101 R)
• M3: 2,521,622 km (0.081 R)
• M4: 3,814,447 km (0.064 R)
• M5: 4,470,284 km (0.065 R)
• M6: 5,527,492 km (0.097 R)
• M7: 5,977,781 km (0.098 R)
• M8: 7,133,874 km (0.055 R)
• M9: 7,635,775 km (0.078 R)
• M10: 12,313,251 km (0.116 R)
• M11: 16,370,495 km (0.117 R)
• M12: 16,748,678 km (0.089 R)
• M13: 18,963,924 km (0.078 R)
• M14: 20,110,891 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.8

Radius: 9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.71 AU - 6.03 AU

Year: 7418 Days

Day: 13.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,180,502 km

• M1: 111,899 km (0.114 R)
• M2: 755,320 km (0.035 R)
• M3: 1,782,907 km (0.11 R)
• M4: 2,891,876 km (0.102 R)
• M5: 3,457,207 km (0.073 R)
• M6: 4,476,118 km (0.087 R)
• M7: 6,130,222 km (0.106 R)
• M8: 6,421,339 km (0.105 R)
• M9: 7,189,973 km (0.08 R)
• M10: 7,915,971 km (0.072 R)
• M11: 8,332,153 km (0.11 R)
• M12: 9,058,151 km (0.107 R)
• M13: 10,470,355 km (0.085 R)
• M14: 11,402,499 km (0.069 R)
• M15: 12,159,913 km (0.088 R)
• M16: 13,141,275 km (0.055 R)
• M17: 18,189,605 km (0.102 R)
• M18: 19,037,825 km (0.1 R)
• M19: 21,740,759 km (0.11 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 15,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit