🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.3

Radius: 14.8

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1 AU - 1.04 AU

Year: 711 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,382,421 km

• M1: 184,155 km (0.086 R)
• M2: 736,022 km (0.091 R)
• M3: 1,340,846 km (0.072 R)
• M4: 1,974,243 km (0.106 R)
• M5: 2,634,718 km (0.091 R)
• M6: 3,256,746 km (0.109 R)
• M7: 4,020,742 km (0.108 R)
• M8: 4,583,529 km (0.095 R)
• M9: 5,583,292 km (0.077 R)
• M10: 6,982,780 km (0.062 R)
• M11: 8,014,856 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.3

Radius: 11.9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.87 AU - 1.31 AU

Year: 786 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,382,421 km

• M1: 147,952 km (0.112 R)
• M2: 530,025 km (0.089 R)
• M3: 978,520 km (0.098 R)
• M4: 1,451,997 km (0.104 R)
• M5: 1,856,958 km (0.102 R)
• M6: 2,306,949 km (0.067 R)
• M7: 2,770,553 km (0.037 R)
• M8: 4,053,953 km (0.089 R)
• M9: 4,433,782 km (0.066 R)
• M10: 5,339,447 km (0.108 R)
• M11: 6,056,021 km (0.114 R)
• M12: 7,994,510 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775

Radius: 11

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.04 AU - 1.34 AU

Year: 896 Days

Day: 13.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,382,421 km

• M1: 138,976 km (0.049 R)
• M2: 484,847 km (0.118 R)
• M3: 921,074 km (0.109 R)
• M4: 1,384,678 km (0.058 R)
• M5: 1,742,516 km (0.077 R)
• M6: 2,162,736 km (0.104 R)
• M7: 3,024,719 km (0.105 R)
• M8: 3,549,359 km (0.05 R)
• M9: 3,990,074 km (0.099 R)
• M10: 4,484,196 km (0.116 R)
• M11: 4,890,354 km (0.107 R)
• M12: 5,418,136 km (0.111 R)
• M13: 6,109,727 km (0.083 R)
• M14: 6,882,100 km (0.074 R)
• M15: 7,768,169 km (0.067 R)
• M16: 8,919,025 km (0.073 R)
• M17: 9,766,497 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.1

Radius: 8.5

Gravity: 12.73 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.82 AU - 1.94 AU

Year: 1779 Days

Day: 15 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,382,421 km

• M1: 107,112 km (0.114 R)
• M2: 660,774 km (0.113 R)
• M3: 1,355,058 km (0.118 R)
• M4: 1,745,059 km (0.102 R)
• M5: 2,285,257 km (0.085 R)
• M6: 3,502,834 km (0.1 R)
• M7: 4,203,700 km (0.101 R)
• M8: 5,016,914 km (0.059 R)
• M9: 5,379,390 km (0.075 R)
• M10: 6,131,718 km (0.091 R)
• M11: 6,842,607 km (0.092 R)
• M12: 8,617,735 km (0.09 R)
• M13: 8,940,866 km (0.11 R)
• M14: 9,440,822 km (0.077 R)
• M15: 9,924,173 km (0.066 R)
• M16: 10,977,941 km (0.097 R)
• M17: 11,984,585 km (0.089 R)
• M18: 12,306,220 km (0.109 R)
• M19: 12,592,550 km (0.115 R)
• M20: 13,521,254 km (0.092 R)
• M21: 15,420,100 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.8

Radius: 13.8

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.49 AU - 4.13 AU

Year: 5133 Days

Day: 10.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,382,421 km

• M1: 171,589 km (0.082 R)
• M2: 853,905 km (0.075 R)
• M3: 1,953,599 km (0.043 R)
• M4: 2,482,277 km (0.118 R)
• M5: 4,077,589 km (0.117 R)
• M6: 4,672,091 km (0.062 R)
• M7: 5,242,657 km (0.112 R)
• M8: 6,155,653 km (0.056 R)
• M9: 8,041,933 km (0.117 R)
• M10: 9,059,198 km (0.094 R)
• M11: 9,825,139 km (0.036 R)
• M12: 10,633,865 km (0.054 R)
• M13: 14,861,651 km (0.084 R)
• M14: 19,565,307 km (0.112 R)
• M15: 21,895,593 km (0.108 R)
• M16: 24,712,970 km (0.09 R)
• M17: 25,571,662 km (0.072 R)
• M18: 26,531,182 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.4

Radius: 11.1

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.97 AU - 5.67 AU

Year: 8470 Days

Day: 6 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,382,421 km

• M1: 138,228 km (0.104 R)
• M2: 504,145 km (0.112 R)
• M3: 1,168,359 km (0.076 R)
• M4: 1,578,108 km (0.068 R)
• M5: 2,736,145 km (0.11 R)
• M6: 3,310,750 km (0.099 R)
• M7: 4,363,770 km (0.115 R)
• M8: 7,005,519 km (0.079 R)
• M9: 7,432,172 km (0.107 R)
• M10: 9,976,383 km (0.114 R)
• M11: 11,391,878 km (0.088 R)
• M12: 13,462,163 km (0.061 R)
• M13: 16,371,393 km (0.037 R)
• M14: 16,848,161 km (0.077 R)
• M15: 18,189,007 km (0.029 R)
• M16: 20,922,758 km (0.118 R)
• M17: 21,728,343 km (0.097 R)
• M18: 23,145,035 km (0.064 R)
• M19: 24,269,113 km (0.089 R)
• M20: 24,622,314 km (0.09 R)
• M21: 28,247,519 km (0.109 R)
• M22: 29,331,056 km (0.111 R)
• M23: 36,306,655 km (0.077 R)
• M24: 36,768,763 km (0.081 R)
• M25: 39,992,148 km (0.059 R)
• M26: 41,735,562 km (0.096 R)
• M27: 42,625,968 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.2

Radius: 7.6

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.97 AU - 10.07 AU

Year: 18699 Days

Day: 23.6 Hours

Environment

Temp: -244 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,382,421 km

• M1: 163,810 km (0.07 R)
• M2: 858,243 km (0.087 R)
• M3: 1,365,380 km (0.118 R)
• M4: 1,946,867 km (0.112 R)
• M5: 2,505,316 km (0.112 R)
• M6: 3,090,094 km (0.056 R)
• M7: 3,592,742 km (0.075 R)
• M8: 4,966,201 km (0.039 R)
• M9: 6,532,640 km (0.04 R)
• M10: 8,403,212 km (0.098 R)
• M11: 13,435,235 km (0.091 R)
• M12: 17,370,258 km (0.048 R)
• M13: 18,273,679 km (0.075 R)
• M14: 19,642,948 km (0.104 R)
• M15: 28,641,410 km (0.099 R)
• M16: 38,240,806 km (0.104 R)
• M17: 44,434,906 km (0.053 R)
• M18: 48,487,063 km (0.037 R)
• M19: 51,265,694 km (0.088 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: 266 - 15,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit