🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.3

Radius: 11.1

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.57 AU - 0.59 AU

Year: 295 Days

Day: 8.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 52,487,388 km

• M1: 138,079 km (0.102 R)
• M2: 559,047 km (0.111 R)
• M3: 973,882 km (0.117 R)
• M4: 1,332,319 km (0.114 R)
• M5: 2,521,472 km (0.048 R)
• M6: 3,170,727 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.3

Radius: 14.5

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.69 AU - 0.83 AU

Year: 442 Days

Day: 11.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,487,388 km

• M1: 180,714 km (0.082 R)
• M2: 830,717 km (0.115 R)
• M3: 1,289,683 km (0.059 R)
• M4: 2,050,837 km (0.058 R)
• M5: 2,621,703 km (0.109 R)
• M6: 3,432,224 km (0.105 R)
• M7: 4,188,142 km (0.076 R)
• M8: 4,988,491 km (0.107 R)
• M9: 5,571,623 km (0.057 R)
• M10: 6,237,334 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.9

Radius: 10.5

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.16 AU - 1.92 AU

Year: 1274 Days

Day: 13.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,487,388 km

• M1: 130,749 km (0.112 R)
• M2: 498,610 km (0.084 R)
• M3: 841,039 km (0.072 R)
• M4: 2,219,434 km (0.108 R)
• M5: 2,772,049 km (0.103 R)
• M6: 3,476,056 km (0.091 R)
• M7: 4,118,280 km (0.105 R)
• M8: 4,589,064 km (0.105 R)
• M9: 5,197,030 km (0.095 R)
• M10: 5,617,400 km (0.088 R)
• M11: 5,947,413 km (0.06 R)
• M12: 7,167,832 km (0.103 R)
• M13: 7,530,458 km (0.083 R)
• M14: 8,069,758 km (0.047 R)
• M15: 9,748,994 km (0.105 R)
• M16: 10,357,409 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.2

Radius: 12.7

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.61 AU - 1.69 AU

Year: 1413 Days

Day: 10 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,487,388 km

• M1: 158,125 km (0.087 R)
• M2: 554,410 km (0.107 R)
• M3: 1,388,418 km (0.055 R)
• M4: 1,803,851 km (0.077 R)
• M5: 2,352,277 km (0.061 R)
• M6: 2,996,146 km (0.059 R)
• M7: 4,143,861 km (0.098 R)
• M8: 4,697,972 km (0.081 R)
• M9: 5,388,366 km (0.034 R)
• M10: 5,885,479 km (0.11 R)
• M11: 6,587,542 km (0.118 R)
• M12: 7,843,416 km (0.042 R)
• M13: 8,453,776 km (0.08 R)
• M14: 9,126,966 km (0.114 R)
• M15: 9,606,128 km (0.087 R)
• M16: 14,152,557 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406

Radius: 9.1

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.42 AU - 1.98 AU

Year: 1478 Days

Day: 13.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,487,388 km

• M1: 113,844 km (0.062 R)
• M2: 637,437 km (0.055 R)
• M3: 992,881 km (0.073 R)
• M4: 1,926,821 km (0.108 R)
• M5: 2,580,713 km (0.104 R)
• M6: 3,773,606 km (0.12 R)
• M7: 4,168,993 km (0.116 R)
• M8: 4,646,809 km (0.105 R)
• M9: 5,082,139 km (0.114 R)
• M10: 5,421,277 km (0.089 R)
• M11: 5,861,095 km (0.043 R)
• M12: 6,553,733 km (0.08 R)
• M13: 6,860,110 km (0.116 R)
• M14: 8,182,256 km (0.117 R)
• M15: 9,848,776 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44

Radius: 11

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.84 AU - 2.12 AU

Year: 1858 Days

Day: 12.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,487,388 km

• M1: 144,512 km (0.107 R)
• M2: 555,008 km (0.114 R)
• M3: 1,094,159 km (0.036 R)
• M4: 2,025,406 km (0.071 R)
• M5: 2,644,442 km (0.112 R)
• M6: 3,734,561 km (0.051 R)
• M7: 4,897,385 km (0.095 R)
• M8: 6,195,446 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.7

Radius: 4

Gravity: 12.79 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.56 AU - 10.36 AU

Year: 20961 Days

Day: 17.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,487,388 km

• M1: 65,524 km (0.102 R)
• M2: 190,588 km (0.103 R)
• M3: 528,529 km (0.072 R)
• M4: 909,106 km (0.109 R)
• M5: 1,276,519 km (0.096 R)
• M6: 2,056,672 km (0.106 R)
• M7: 2,749,160 km (0.117 R)
• M8: 3,962,548 km (0.083 R)
• M9: 5,220,666 km (0.064 R)
• M10: 6,332,927 km (0.111 R)
• M11: 7,380,411 km (0.09 R)
• M12: 9,863,436 km (0.108 R)
• M13: 11,661,752 km (0.1 R)
• M14: 11,893,629 km (0.094 R)
• M15: 14,650,718 km (0.107 R)
• M16: 15,470,514 km (0.031 R)
• M17: 16,537,745 km (0.105 R)
• M18: 17,276,011 km (0.116 R)
• M19: 18,424,025 km (0.073 R)
• M20: 20,616,980 km (0.1 R)
• M21: 21,298,698 km (0.094 R)
• M22: 22,527,794 km (0.03 R)
• M23: 22,977,934 km (0.073 R)
• M24: 24,934,076 km (0.082 R)
• M25: 25,512,870 km (0.097 R)
• M26: 26,397,591 km (0.099 R)
• M27: 27,917,207 km (0.097 R)
• M28: 32,939,806 km (0.059 R)
• M29: 37,895,833 km (0.109 R)
• M30: 45,722,046 km (0.043 R)
• M31: 46,588,367 km (0.102 R)
• M32: 47,171,949 km (0.116 R)
• M33: 51,704,764 km (0.036 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 14,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit