🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.8

Radius: 11.6

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.47 AU - 0.75 AU

Year: 323 Days

Day: 14.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,800,854 km

• M1: 144,661 km (0.092 R)
• M2: 620,682 km (0.061 R)
• M3: 1,017,864 km (0.064 R)
• M4: 1,566,140 km (0.117 R)
• M5: 2,033,783 km (0.065 R)
• M6: 2,629,781 km (0.113 R)
• M7: 3,003,776 km (0.111 R)
• M8: 3,588,105 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.6

Radius: 8.6

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.83 AU - 2.11 AU

Year: 1875 Days

Day: 11.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,800,854 km

• M1: 106,962 km (0.071 R)
• M2: 414,087 km (0.032 R)
• M3: 805,136 km (0.11 R)
• M4: 1,321,398 km (0.086 R)
• M5: 1,594,863 km (0.083 R)
• M6: 1,916,798 km (0.099 R)
• M7: 2,365,591 km (0.097 R)
• M8: 3,009,311 km (0.11 R)
• M9: 3,442,546 km (0.077 R)
• M10: 3,798,440 km (0.102 R)
• M11: 4,090,155 km (0.113 R)
• M12: 4,434,081 km (0.064 R)
• M13: 5,453,590 km (0.056 R)
• M14: 7,756,949 km (0.054 R)
• M15: 8,228,481 km (0.069 R)
• M16: 9,382,928 km (0.075 R)
• M17: 10,177,592 km (0.071 R)
• M18: 10,574,625 km (0.111 R)
• M19: 11,541,326 km (0.063 R)
• M20: 12,528,223 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.1

Radius: 8.5

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.94 AU - 3 AU

Year: 2633 Days

Day: 5.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,800,854 km

• M1: 108,458 km (0.11 R)
• M2: 381,026 km (0.071 R)
• M3: 897,886 km (0.087 R)
• M4: 1,186,760 km (0.081 R)
• M5: 1,558,511 km (0.103 R)
• M6: 1,833,621 km (0.071 R)
• M7: 2,179,043 km (0.103 R)
• M8: 2,596,121 km (0.097 R)
• M9: 2,908,332 km (0.052 R)
• M10: 3,791,408 km (0.105 R)
• M11: 4,953,185 km (0.101 R)
• M12: 5,849,726 km (0.112 R)
• M13: 6,739,982 km (0.082 R)
• M14: 7,687,685 km (0.12 R)
• M15: 11,768,416 km (0.098 R)
• M16: 12,797,051 km (0.099 R)
• M17: 14,018,667 km (0.077 R)
• M18: 14,657,899 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.2

Radius: 11.1

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.33 AU - 5.73 AU

Year: 7651 Days

Day: 6 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,800,854 km

• M1: 139,276 km (0.115 R)
• M2: 1,041,800 km (0.07 R)
• M3: 1,418,786 km (0.047 R)
• M4: 2,478,388 km (0.054 R)
• M5: 2,909,978 km (0.063 R)
• M6: 6,044,203 km (0.085 R)
• M7: 8,569,116 km (0.053 R)
• M8: 10,938,447 km (0.11 R)
• M9: 12,497,107 km (0.068 R)
• M10: 14,260,267 km (0.107 R)
• M11: 16,384,856 km (0.046 R)
• M12: 17,417,231 km (0.108 R)
• M13: 20,774,656 km (0.095 R)
• M14: 22,983,918 km (0.078 R)
• M15: 23,667,580 km (0.109 R)
• M16: 24,276,892 km (0.093 R)
• M17: 29,333,898 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.3

Radius: 6.1

Gravity: 19.87 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.16 AU - 8.2 AU

Year: 14436 Days

Day: 19.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,800,854 km

• M1: 75,846 km (0.081 R)
• M2: 332,855 km (0.11 R)
• M3: 771,476 km (0.081 R)
• M4: 1,140,534 km (0.117 R)
• M5: 1,394,701 km (0.092 R)
• M6: 1,735,784 km (0.109 R)
• M7: 3,941,605 km (0.114 R)
• M8: 4,304,679 km (0.075 R)
• M9: 4,656,982 km (0.049 R)
• M10: 5,274,671 km (0.117 R)
• M11: 5,492,187 km (0.116 R)
• M12: 6,341,903 km (0.084 R)
• M13: 7,099,765 km (0.107 R)
• M14: 12,251,018 km (0.049 R)
• M15: 12,698,017 km (0.106 R)
• M16: 13,023,841 km (0.091 R)
• M17: 15,242,976 km (0.088 R)
• M18: 24,177,409 km (0.11 R)
• M19: 26,221,664 km (0.11 R)
• M20: 27,828,645 km (0.118 R)
• M21: 29,047,867 km (0.065 R)
• M22: 30,418,184 km (0.075 R)
• M23: 31,592,677 km (0.045 R)
• M24: 32,432,519 km (0.094 R)
• M25: 45,802,380 km (0.085 R)
• M26: 52,507,506 km (0.087 R)
• M27: 55,570,971 km (0.105 R)
• M28: 56,442,529 km (0.091 R)
• M29: 61,307,451 km (0.069 R)
• M30: 61,678,604 km (0.119 R)
• M31: 62,612,842 km (0.039 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 20,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit