🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731

Radius: 13.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.77 AU - 0.97 AU

Year: 524 Days

Day: 8.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,940,535 km

• M1: 167,849 km (0.105 R)
• M2: 632,350 km (0.109 R)
• M3: 1,147,116 km (0.039 R)
• M4: 1,620,295 km (0.095 R)
• M5: 2,356,316 km (0.118 R)
• M6: 3,104,904 km (0.09 R)
• M7: 3,723,641 km (0.108 R)
• M8: 4,190,386 km (0.06 R)
• M9: 4,758,559 km (0.107 R)
• M10: 5,742,913 km (0.115 R)
• M11: 6,484,469 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.5

Radius: 13.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.8 AU - 1.04 AU

Year: 570 Days

Day: 11.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 66,940,535 km

• M1: 165,754 km (0.118 R)
• M2: 606,619 km (0.106 R)
• M3: 1,156,392 km (0.07 R)
• M4: 1,640,789 km (0.077 R)
• M5: 2,154,808 km (0.07 R)
• M6: 2,697,848 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.6

Radius: 14

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.61 AU - 1.97 AU

Year: 1546 Days

Day: 14.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,940,535 km

• M1: 174,132 km (0.111 R)
• M2: 732,581 km (0.072 R)
• M3: 1,229,246 km (0.111 R)
• M4: 1,736,831 km (0.071 R)
• M5: 2,385,637 km (0.08 R)
• M6: 2,961,140 km (0.026 R)
• M7: 3,468,427 km (0.082 R)
• M8: 4,680,169 km (0.061 R)
• M9: 5,812,476 km (0.105 R)
• M10: 6,589,936 km (0.107 R)
• M11: 7,382,505 km (0.099 R)
• M12: 7,843,716 km (0.097 R)
• M13: 9,884,679 km (0.057 R)
• M14: 11,961,696 km (0.119 R)
• M15: 12,447,590 km (0.094 R)
• M16: 12,907,753 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.2

Radius: 8.6

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.52 AU - 2.8 AU

Year: 2801 Days

Day: 11 Hours

Environment

Temp: -194 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,940,535 km

• M1: 106,962 km (0.034 R)
• M2: 572,511 km (0.044 R)
• M3: 1,007,841 km (0.079 R)
• M4: 1,289,833 km (0.062 R)
• M5: 1,742,815 km (0.119 R)
• M6: 2,335,821 km (0.082 R)
• M7: 2,632,474 km (0.119 R)
• M8: 3,286,366 km (0.106 R)
• M9: 3,560,130 km (0.101 R)
• M10: 3,919,464 km (0.099 R)
• M11: 4,651,297 km (0.072 R)
• M12: 5,252,381 km (0.103 R)
• M13: 8,185,098 km (0.077 R)
• M14: 8,660,670 km (0.102 R)
• M15: 9,472,836 km (0.102 R)
• M16: 11,613,432 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.8

Radius: 13

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.63 AU - 4.29 AU

Year: 5088 Days

Day: 7 Hours

Environment

Temp: -219 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,940,535 km

• M1: 161,715 km (0.119 R)
• M2: 621,729 km (0.052 R)
• M3: 1,632,412 km (0.114 R)
• M4: 2,227,363 km (0.054 R)
• M5: 2,711,162 km (0.081 R)
• M6: 3,520,636 km (0.108 R)
• M7: 4,370,053 km (0.103 R)
• M8: 5,439,977 km (0.032 R)
• M9: 6,805,656 km (0.075 R)
• M10: 9,968,753 km (0.104 R)
• M11: 11,814,342 km (0.1 R)
• M12: 12,857,787 km (0.079 R)
• M13: 13,711,094 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884

Radius: 5.3

Gravity: 31.47 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.87 AU - 8.07 AU

Year: 14528 Days

Day: 22.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,940,535 km

• M1: 136,882 km (0.114 R)
• M2: 350,209 km (0.05 R)
• M3: 539,300 km (0.059 R)
• M4: 787,782 km (0.106 R)
• M5: 1,268,590 km (0.077 R)
• M6: 2,096,913 km (0.044 R)
• M7: 2,580,114 km (0.105 R)
• M8: 3,057,780 km (0.112 R)
• M9: 3,291,153 km (0.065 R)
• M10: 4,218,810 km (0.087 R)
• M11: 4,845,625 km (0.082 R)
• M12: 7,601,217 km (0.118 R)
• M13: 9,307,232 km (0.06 R)
• M14: 12,127,600 km (0.073 R)
• M15: 12,713,126 km (0.072 R)
• M16: 13,113,899 km (0.102 R)
• M17: 14,366,931 km (0.105 R)
• M18: 18,346,683 km (0.075 R)
• M19: 19,379,656 km (0.082 R)
• M20: 20,179,257 km (0.115 R)
• M21: 20,632,987 km (0.114 R)
• M22: 25,868,015 km (0.099 R)
• M23: 26,836,811 km (0.112 R)
• M24: 28,391,581 km (0.079 R)
• M25: 28,961,250 km (0.115 R)
• M26: 33,163,006 km (0.102 R)
• M27: 39,139,291 km (0.085 R)
• M28: 41,425,894 km (0.102 R)
• M29: 43,800,013 km (0.1 R)
• M30: 44,103,098 km (0.044 R)
• M31: 45,794,601 km (0.073 R)
• M32: 50,129,199 km (0.081 R)
• M33: 56,144,380 km (0.101 R)
• M34: 60,348,679 km (0.038 R)
• M35: 61,668,581 km (0.075 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 11,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit