🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331

Radius: 12.1

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.69 AU - 0.99 AU

Year: 505 Days

Day: 9 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,727,844 km

• M1: 150,944 km (0.077 R)
• M2: 555,457 km (0.103 R)
• M3: 975,977 km (0.086 R)
• M4: 1,392,008 km (0.117 R)
• M5: 2,180,239 km (0.11 R)
• M6: 2,685,581 km (0.065 R)
• M7: 3,714,964 km (0.049 R)
• M8: 4,427,648 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.5

Radius: 10.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.98 AU - 1.18 AU

Year: 736 Days

Day: 7.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,727,844 km

• M1: 128,056 km (0.068 R)
• M2: 517,758 km (0.11 R)
• M3: 1,101,639 km (0.101 R)
• M4: 2,089,733 km (0.104 R)
• M5: 2,432,461 km (0.12 R)
• M6: 3,136,020 km (0.115 R)
• M7: 3,681,454 km (0.07 R)
• M8: 4,896,488 km (0.106 R)
• M9: 5,246,996 km (0.051 R)
• M10: 5,596,157 km (0.08 R)
• M11: 6,111,372 km (0.032 R)
• M12: 6,658,003 km (0.064 R)
• M13: 7,005,519 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.3

Radius: 14.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.16 AU - 1.28 AU

Year: 884 Days

Day: 10 Hours

Environment

Temp: -158 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,727,844 km

• M1: 179,069 km (0.11 R)
• M2: 915,240 km (0.096 R)
• M3: 1,564,046 km (0.096 R)
• M4: 2,044,105 km (0.091 R)
• M5: 3,220,543 km (0.057 R)
• M6: 3,686,989 km (0.096 R)
• M7: 4,183,056 km (0.074 R)
• M8: 4,775,314 km (0.111 R)
• M9: 5,329,873 km (0.037 R)
• M10: 5,887,574 km (0.086 R)
• M11: 6,505,263 km (0.057 R)
• M12: 7,396,119 km (0.1 R)
• M13: 8,752,223 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.2

Radius: 9.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.26 AU - 4.06 AU

Year: 4593 Days

Day: 8 Hours

Environment

Temp: -219 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,727,844 km

• M1: 121,922 km (0.106 R)
• M2: 471,532 km (0.07 R)
• M3: 789,578 km (0.08 R)
• M4: 1,626,428 km (0.114 R)
• M5: 1,959,283 km (0.047 R)
• M6: 2,293,485 km (0.045 R)
• M7: 2,601,058 km (0.074 R)
• M8: 3,042,671 km (0.052 R)
• M9: 3,715,712 km (0.108 R)
• M10: 4,369,006 km (0.096 R)
• M11: 4,772,172 km (0.098 R)
• M12: 5,148,261 km (0.114 R)
• M13: 5,544,247 km (0.076 R)
• M14: 8,221,001 km (0.093 R)
• M15: 8,763,144 km (0.098 R)
• M16: 9,719,673 km (0.085 R)
• M17: 10,284,854 km (0.052 R)
• M18: 10,744,269 km (0.113 R)
• M19: 11,392,626 km (0.047 R)
• M20: 11,975,459 km (0.069 R)
• M21: 12,767,580 km (0.073 R)
• M22: 13,200,815 km (0.12 R)
• M23: 13,544,591 km (0.047 R)
• M24: 14,352,719 km (0.106 R)
• M25: 17,730,938 km (0.075 R)
• M26: 20,084,262 km (0.112 R)
• M27: 21,877,791 km (0.093 R)
• M28: 22,919,142 km (0.078 R)
• M29: 24,505,777 km (0.059 R)
• M30: 24,950,830 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.8

Radius: 4.5

Gravity: 28.78 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.56 AU - 8.88 AU

Year: 15460 Days

Day: 15.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 60,727,844 km

• M1: 78,539 km (0.054 R)
• M2: 370,105 km (0.105 R)
• M3: 658,979 km (0.108 R)
• M4: 981,362 km (0.083 R)
• M5: 1,551,031 km (0.046 R)
• M6: 1,727,107 km (0.102 R)
• M7: 1,898,696 km (0.116 R)
• M8: 3,129,139 km (0.1 R)
• M9: 3,332,891 km (0.067 R)
• M10: 3,518,243 km (0.045 R)
• M11: 3,738,600 km (0.084 R)
• M12: 4,298,994 km (0.082 R)
• M13: 5,438,631 km (0.117 R)
• M14: 6,849,937 km (0.088 R)
• M15: 7,063,712 km (0.08 R)
• M16: 9,398,935 km (0.102 R)
• M17: 9,609,569 km (0.061 R)
• M18: 12,516,704 km (0.105 R)
• M19: 13,226,696 km (0.056 R)
• M20: 14,100,048 km (0.072 R)
• M21: 17,027,529 km (0.081 R)
• M22: 18,632,564 km (0.083 R)
• M23: 19,302,015 km (0.087 R)
• M24: 22,607,380 km (0.084 R)
• M25: 22,796,172 km (0.082 R)
• M26: 25,960,317 km (0.046 R)
• M27: 27,432,210 km (0.052 R)
• M28: 27,862,753 km (0.113 R)
• M29: 28,079,670 km (0.093 R)
• M30: 33,508,427 km (0.05 R)
• M31: 34,124,172 km (0.062 R)
• M32: 35,124,832 km (0.09 R)
• M33: 35,760,174 km (0.046 R)
• M34: 36,532,548 km (0.103 R)
• M35: 37,844,521 km (0.103 R)
• M36: 40,562,116 km (0.092 R)
• M37: 42,972,138 km (0.109 R)
• M38: 49,331,543 km (0.1 R)
• M39: 50,128,152 km (0.1 R)
• M40: 50,933,138 km (0.104 R)
• M41: 51,095,153 km (0.097 R)
• M42: 58,215,114 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 10,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit