🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.8

Radius: 8.8

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.14 AU - 1.66 AU

Year: 1143 Days

Day: 14 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,462,127 km

• M1: 109,506 km (0.109 R)
• M2: 414,386 km (0.098 R)
• M3: 716,275 km (0.077 R)
• M4: 1,138,589 km (0.112 R)
• M5: 1,465,910 km (0.065 R)
• M6: 2,230,055 km (0.112 R)
• M7: 2,618,412 km (0.077 R)
• M8: 3,025,617 km (0.049 R)
• M9: 3,431,925 km (0.083 R)
• M10: 4,354,495 km (0.104 R)
• M11: 4,696,326 km (0.117 R)
• M12: 5,055,810 km (0.111 R)
• M13: 6,182,730 km (0.097 R)
• M14: 7,207,775 km (0.077 R)
• M15: 8,086,064 km (0.076 R)
• M16: 9,337,749 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.2

Radius: 14.5

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.4 AU - 2.14 AU

Year: 1625 Days

Day: 7 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,462,127 km

• M1: 180,415 km (0.083 R)
• M2: 660,475 km (0.062 R)
• M3: 1,225,955 km (0.104 R)
• M4: 2,027,350 km (0.087 R)
• M5: 2,568,595 km (0.092 R)
• M6: 3,317,183 km (0.033 R)
• M7: 3,787,818 km (0.111 R)
• M8: 4,419,869 km (0.11 R)
• M9: 4,886,764 km (0.071 R)
• M10: 5,849,277 km (0.073 R)
• M11: 6,908,130 km (0.108 R)
• M12: 7,711,321 km (0.102 R)
• M13: 8,391,992 km (0.105 R)
• M14: 9,805,991 km (0.047 R)
• M15: 12,061,179 km (0.058 R)
• M16: 12,857,339 km (0.066 R)
• M17: 14,866,737 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.7

Radius: 9.4

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.97 AU - 2.33 AU

Year: 2176 Days

Day: 14.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,462,127 km

• M1: 118,482 km (0.1 R)
• M2: 770,878 km (0.101 R)
• M3: 1,345,184 km (0.051 R)
• M4: 2,205,372 km (0.083 R)
• M5: 2,694,258 km (0.112 R)
• M6: 3,037,286 km (0.078 R)
• M7: 3,394,974 km (0.104 R)
• M8: 4,466,244 km (0.038 R)
• M9: 4,930,596 km (0.089 R)
• M10: 5,914,202 km (0.114 R)
• M11: 6,211,902 km (0.1 R)
• M12: 6,631,823 km (0.054 R)
• M13: 8,967,196 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.1

Radius: 12.1

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.72 AU - 3.16 AU

Year: 3480 Days

Day: 14.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,462,127 km

• M1: 151,692 km (0.094 R)
• M2: 696,827 km (0.117 R)
• M3: 1,217,577 km (0.074 R)
• M4: 1,937,891 km (0.073 R)
• M5: 2,412,116 km (0.089 R)
• M6: 4,338,039 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.9

Radius: 10

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.25 AU - 3.97 AU

Year: 4734 Days

Day: 10.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,462,127 km

• M1: 138,827 km (0.094 R)
• M2: 685,009 km (0.105 R)
• M3: 1,114,803 km (0.09 R)
• M4: 1,877,752 km (0.113 R)
• M5: 3,934,274 km (0.045 R)
• M6: 5,699,380 km (0.113 R)
• M7: 7,331,792 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.1

Radius: 3.6

Gravity: 37.12 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.58 AU - 7.66 AU

Year: 11757 Days

Day: 20.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,462,127 km

• M1: 44,730 km (0.065 R)
• M2: 340,186 km (0.116 R)
• M3: 676,033 km (0.111 R)
• M4: 3,288,909 km (0.092 R)
• M5: 5,971,947 km (0.087 R)
• M6: 6,673,711 km (0.115 R)
• M7: 7,224,680 km (0.038 R)
• M8: 7,977,007 km (0.118 R)
• M9: 8,107,157 km (0.114 R)
• M10: 8,918,875 km (0.117 R)
• M11: 10,235,786 km (0.07 R)
• M12: 11,400,405 km (0.063 R)
• M13: 14,692,755 km (0.117 R)
• M14: 18,264,404 km (0.084 R)
• M15: 26,864,486 km (0.11 R)
• M16: 31,054,424 km (0.09 R)
• M17: 42,788,133 km (0.098 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 11,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit