🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.4

Radius: 9.5

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.93 AU - 1.45 AU

Year: 852 Days

Day: 6.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,467,165 km

• M1: 118,182 km (0.067 R)
• M2: 442,361 km (0.114 R)
• M3: 764,445 km (0.116 R)
• M4: 1,195,736 km (0.104 R)
• M5: 1,548,488 km (0.117 R)
• M6: 2,210,009 km (0.119 R)
• M7: 2,921,198 km (0.027 R)
• M8: 3,914,976 km (0.09 R)
• M9: 4,687,649 km (0.088 R)
• M10: 6,381,546 km (0.1 R)
• M11: 7,425,889 km (0.099 R)
• M12: 8,217,112 km (0.051 R)
• M13: 9,311,570 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.7

Radius: 10.6

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.25 AU - 2.07 AU

Year: 1403 Days

Day: 14.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,467,165 km

• M1: 132,843 km (0.067 R)
• M2: 525,238 km (0.096 R)
• M3: 900,130 km (0.097 R)
• M4: 2,027,500 km (0.065 R)
• M5: 2,443,083 km (0.094 R)
• M6: 2,805,409 km (0.066 R)
• M7: 3,309,105 km (0.088 R)
• M8: 3,975,264 km (0.119 R)
• M9: 4,650,998 km (0.055 R)
• M10: 5,129,113 km (0.086 R)
• M11: 5,487,399 km (0.116 R)
• M12: 6,044,801 km (0.114 R)
• M13: 6,541,915 km (0.12 R)
• M14: 7,753,807 km (0.102 R)
• M15: 9,079,095 km (0.091 R)
• M16: 9,417,336 km (0.089 R)
• M17: 11,483,881 km (0.109 R)
• M18: 12,322,077 km (0.081 R)
• M19: 12,737,212 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.6

Radius: 13.3

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.77 AU - 2.75 AU

Year: 2229 Days

Day: 10.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,467,165 km

• M1: 165,455 km (0.104 R)
• M2: 613,202 km (0.097 R)
• M3: 1,111,662 km (0.101 R)
• M4: 1,596,658 km (0.057 R)
• M5: 2,161,689 km (0.09 R)
• M6: 3,494,756 km (0.064 R)
• M7: 4,190,685 km (0.057 R)
• M8: 4,616,141 km (0.086 R)
• M9: 5,338,101 km (0.071 R)
• M10: 8,539,196 km (0.072 R)
• M11: 8,975,573 km (0.069 R)
• M12: 9,541,951 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.2

Radius: 11.4

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.12 AU - 2.54 AU

Year: 2333 Days

Day: 7.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,467,165 km

• M1: 141,819 km (0.085 R)
• M2: 639,830 km (0.047 R)
• M3: 1,526,347 km (0.088 R)
• M4: 1,901,389 km (0.096 R)
• M5: 2,635,316 km (0.065 R)
• M6: 3,197,654 km (0.118 R)
• M7: 4,052,756 km (0.058 R)
• M8: 4,990,884 km (0.12 R)
• M9: 6,713,354 km (0.118 R)
• M10: 7,079,420 km (0.027 R)
• M11: 10,095,612 km (0.102 R)
• M12: 13,795,916 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.5

Radius: 8.1

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.1 AU - 2.78 AU

Year: 2500 Days

Day: 9.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,467,165 km

• M1: 100,679 km (0.093 R)
• M2: 407,355 km (0.086 R)
• M3: 1,400,086 km (0.089 R)
• M4: 2,150,021 km (0.069 R)
• M5: 2,662,393 km (0.096 R)
• M6: 3,037,435 km (0.089 R)
• M7: 4,038,843 km (0.12 R)
• M8: 4,535,359 km (0.092 R)
• M9: 4,923,416 km (0.045 R)
• M10: 7,017,337 km (0.082 R)
• M11: 8,623,120 km (0.108 R)
• M12: 10,114,462 km (0.065 R)
• M13: 10,495,039 km (0.108 R)
• M14: 10,921,243 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.4

Radius: 13.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.81 AU - 6.33 AU

Year: 7489 Days

Day: 6.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,467,165 km

• M1: 170,542 km (0.028 R)
• M2: 601,982 km (0.063 R)
• M3: 1,234,930 km (0.074 R)
• M4: 2,705,029 km (0.098 R)
• M5: 7,166,037 km (0.056 R)
• M6: 10,325,095 km (0.118 R)
• M7: 12,064,919 km (0.073 R)
• M8: 15,885,648 km (0.095 R)
• M9: 17,817,854 km (0.062 R)
• M10: 18,905,880 km (0.088 R)
• M11: 19,633,225 km (0.099 R)
• M12: 21,143,714 km (0.118 R)
• M13: 23,933,415 km (0.118 R)
• M14: 28,136,966 km (0.119 R)
• M15: 28,738,200 km (0.025 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.2

Radius: 5.6

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.56 AU - 8.56 AU

Year: 16429 Days

Day: 20.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,467,165 km

• M1: 74,350 km (0.109 R)
• M2: 406,158 km (0.04 R)
• M3: 606,320 km (0.114 R)
• M4: 899,382 km (0.047 R)
• M5: 1,110,016 km (0.086 R)
• M6: 1,578,706 km (0.097 R)
• M7: 3,084,708 km (0.115 R)
• M8: 4,077,589 km (0.052 R)
• M9: 4,442,608 km (0.094 R)
• M10: 5,893,259 km (0.072 R)
• M11: 6,190,360 km (0.106 R)
• M12: 7,789,412 km (0.064 R)
• M13: 8,351,152 km (0.115 R)
• M14: 8,811,165 km (0.037 R)
• M15: 9,919,236 km (0.115 R)
• M16: 12,842,080 km (0.111 R)
• M17: 13,739,368 km (0.094 R)
• M18: 14,439,336 km (0.111 R)
• M19: 18,368,375 km (0.088 R)
• M20: 21,608,066 km (0.107 R)
• M21: 24,022,875 km (0.118 R)
• M22: 24,442,198 km (0.067 R)
• M23: 28,531,007 km (0.097 R)
• M24: 31,629,777 km (0.063 R)
• M25: 34,095,898 km (0.071 R)
• M26: 35,375,708 km (0.104 R)
• M27: 35,918,299 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 15,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit