🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.5

Radius: 9.3

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.54 AU - 0.72 AU

Year: 345 Days

Day: 9.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,976,489 km

• M1: 115,639 km (0.069 R)
• M2: 534,064 km (0.098 R)
• M3: 932,743 km (0.089 R)
• M4: 1,222,065 km (0.097 R)
• M5: 1,638,545 km (0.086 R)
• M6: 2,180,838 km (0.114 R)
• M7: 2,636,962 km (0.116 R)
• M8: 3,230,716 km (0.112 R)
• M9: 4,437,671 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.7

Radius: 9.4

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.95 AU - 1.19 AU

Year: 764 Days

Day: 11.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,976,489 km

• M1: 117,434 km (0.075 R)
• M2: 782,696 km (0.105 R)
• M3: 1,342,192 km (0.111 R)
• M4: 1,724,714 km (0.082 R)
• M5: 2,131,770 km (0.094 R)
• M6: 2,462,381 km (0.113 R)
• M7: 2,769,954 km (0.119 R)
• M8: 3,557,437 km (0.119 R)
• M9: 4,130,696 km (0.1 R)
• M10: 4,915,337 km (0.067 R)
• M11: 6,757,485 km (0.074 R)
• M12: 7,500,388 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960

Radius: 13.8

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.3 AU - 1.6 AU

Year: 1205 Days

Day: 7.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,976,489 km

• M1: 171,589 km (0.037 R)
• M2: 602,879 km (0.093 R)
• M3: 1,437,037 km (0.116 R)
• M4: 2,030,043 km (0.047 R)
• M5: 2,665,684 km (0.119 R)
• M6: 3,851,397 km (0.069 R)
• M7: 4,304,978 km (0.119 R)
• M8: 4,736,119 km (0.107 R)
• M9: 5,300,253 km (0.068 R)
• M10: 6,784,712 km (0.113 R)
• M11: 9,124,573 km (0.096 R)
• M12: 10,899,701 km (0.113 R)
• M13: 11,850,844 km (0.095 R)
• M14: 12,291,111 km (0.089 R)
• M15: 12,856,740 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.8

Radius: 14.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.43 AU - 2.01 AU

Year: 1557 Days

Day: 10.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,976,489 km

• M1: 177,872 km (0.085 R)
• M2: 660,026 km (0.112 R)
• M3: 1,155,045 km (0.078 R)
• M4: 1,611,019 km (0.115 R)
• M5: 2,537,180 km (0.083 R)
• M6: 4,564,081 km (0.103 R)
• M7: 5,315,661 km (0.119 R)
• M8: 6,459,935 km (0.098 R)
• M9: 7,285,416 km (0.087 R)
• M10: 10,189,410 km (0.029 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.1

Radius: 14.2

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.6 AU - 3.28 AU

Year: 3480 Days

Day: 9.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,976,489 km

• M1: 176,525 km (0.106 R)
• M2: 631,453 km (0.113 R)
• M3: 1,163,572 km (0.093 R)
• M4: 3,069,599 km (0.095 R)
• M5: 3,628,796 km (0.109 R)
• M6: 4,187,544 km (0.078 R)
• M7: 5,984,513 km (0.077 R)
• M8: 6,991,307 km (0.085 R)
• M9: 7,484,830 km (0.095 R)
• M10: 8,323,326 km (0.098 R)
• M11: 8,840,785 km (0.044 R)
• M12: 9,859,248 km (0.113 R)
• M13: 10,737,686 km (0.097 R)
• M14: 13,286,535 km (0.083 R)
• M15: 14,254,134 km (0.079 R)
• M16: 15,933,220 km (0.08 R)
• M17: 16,908,150 km (0.094 R)
• M18: 17,559,948 km (0.104 R)
• M19: 18,167,016 km (0.063 R)
• M20: 18,850,828 km (0.117 R)
• M21: 19,681,245 km (0.074 R)
• M22: 21,898,735 km (0.095 R)
• M23: 23,466,670 km (0.108 R)
• M24: 24,352,888 km (0.034 R)
• M25: 25,337,990 km (0.073 R)
• M26: 26,113,655 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.9

Radius: 10.7

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.01 AU - 5.67 AU

Year: 7350 Days

Day: 13.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,976,489 km

• M1: 133,142 km (0.108 R)
• M2: 772,374 km (0.053 R)
• M3: 1,678,189 km (0.077 R)
• M4: 3,086,204 km (0.064 R)
• M5: 3,742,640 km (0.089 R)
• M6: 4,751,079 km (0.031 R)
• M7: 5,276,018 km (0.101 R)
• M8: 5,747,849 km (0.082 R)
• M9: 6,247,506 km (0.073 R)
• M10: 9,922,976 km (0.111 R)
• M11: 11,302,119 km (0.115 R)
• M12: 13,550,276 km (0.09 R)
• M13: 14,100,048 km (0.074 R)
• M14: 18,844,694 km (0.065 R)
• M15: 20,019,636 km (0.085 R)
• M16: 22,438,783 km (0.082 R)
• M17: 24,396,570 km (0.094 R)
• M18: 27,762,074 km (0.055 R)
• M19: 29,009,570 km (0.093 R)
• M20: 29,831,162 km (0.104 R)
• M21: 32,097,719 km (0.106 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 10,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit