🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.3

Radius: 13.1

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.56 AU - 1.98 AU

Year: 1497 Days

Day: 7.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,505,189 km

• M1: 162,912 km (0.109 R)
• M2: 611,855 km (0.075 R)
• M3: 1,036,264 km (0.08 R)
• M4: 1,481,767 km (0.107 R)
• M5: 2,209,112 km (0.08 R)
• M6: 2,837,572 km (0.082 R)
• M7: 4,694,680 km (0.084 R)
• M8: 5,112,806 km (0.078 R)
• M9: 5,693,695 km (0.115 R)
• M10: 6,908,729 km (0.087 R)
• M11: 7,648,490 km (0.101 R)
• M12: 9,547,635 km (0.082 R)
• M13: 10,856,916 km (0.061 R)
• M14: 11,405,641 km (0.113 R)
• M15: 12,638,028 km (0.05 R)
• M16: 13,286,684 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.4

Radius: 13.7

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.89 AU - 2.09 AU

Year: 1785 Days

Day: 5.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,505,189 km

• M1: 171,439 km (0.076 R)
• M2: 627,713 km (0.109 R)
• M3: 1,077,553 km (0.117 R)
• M4: 1,522,009 km (0.095 R)
• M5: 2,320,861 km (0.07 R)
• M6: 3,023,523 km (0.069 R)
• M7: 4,028,521 km (0.116 R)
• M8: 6,747,313 km (0.026 R)
• M9: 9,547,336 km (0.099 R)
• M10: 10,800,667 km (0.09 R)
• M11: 12,638,926 km (0.108 R)
• M12: 13,975,283 km (0.066 R)
• M13: 14,411,660 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.2

Radius: 13

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.23 AU - 2.79 AU

Year: 2528 Days

Day: 8.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,505,189 km

• M1: 161,865 km (0.119 R)
• M2: 704,456 km (0.032 R)
• M3: 1,197,830 km (0.111 R)
• M4: 1,767,050 km (0.08 R)
• M5: 2,740,035 km (0.112 R)
• M6: 3,716,161 km (0.091 R)
• M7: 5,400,483 km (0.098 R)
• M8: 6,287,299 km (0.081 R)
• M9: 7,245,922 km (0.063 R)
• M10: 7,856,880 km (0.11 R)
• M11: 8,630,002 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57

Radius: 8.1

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.64 AU - 3.8 AU

Year: 4562 Days

Day: 5.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,505,189 km

• M1: 103,372 km (0.072 R)
• M2: 588,518 km (0.031 R)
• M3: 870,360 km (0.046 R)
• M4: 2,307,547 km (0.07 R)
• M5: 2,865,248 km (0.096 R)
• M6: 4,410,744 km (0.067 R)
• M7: 6,142,339 km (0.088 R)
• M8: 6,398,451 km (0.058 R)
• M9: 12,035,747 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.8

Radius: 7.2

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.05 AU - 8.59 AU

Year: 13904 Days

Day: 15.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,505,189 km

• M1: 91,105 km (0.11 R)
• M2: 788,082 km (0.036 R)
• M3: 1,189,153 km (0.062 R)
• M4: 1,989,652 km (0.063 R)
• M5: 3,175,514 km (0.091 R)
• M6: 5,441,922 km (0.12 R)
• M7: 6,577,818 km (0.109 R)
• M8: 6,807,302 km (0.047 R)
• M9: 7,863,911 km (0.047 R)
• M10: 9,309,775 km (0.069 R)
• M11: 14,828,739 km (0.035 R)
• M12: 21,106,614 km (0.053 R)
• M13: 21,439,320 km (0.117 R)
• M14: 21,775,616 km (0.078 R)
• M15: 25,147,252 km (0.104 R)
• M16: 26,280,307 km (0.084 R)
• M17: 28,344,608 km (0.073 R)
• M18: 28,953,621 km (0.062 R)
• M19: 32,792,751 km (0.102 R)
• M20: 33,239,151 km (0.051 R)
• M21: 35,649,771 km (0.115 R)
• M22: 35,885,238 km (0.109 R)
• M23: 38,544,789 km (0.095 R)
• M24: 40,431,517 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.1

Radius: 6.6

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.24 AU - 9.06 AU

Year: 16175 Days

Day: 17.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,505,189 km

• M1: 86,318 km (0.106 R)
• M2: 476,170 km (0.094 R)
• M3: 1,310,627 km (0.112 R)
• M4: 2,055,475 km (0.042 R)
• M5: 2,302,610 km (0.06 R)
• M6: 2,793,740 km (0.078 R)
• M7: 4,172,883 km (0.046 R)
• M8: 5,510,288 km (0.109 R)
• M9: 9,762,607 km (0.054 R)
• M10: 10,109,525 km (0.095 R)
• M11: 10,723,175 km (0.105 R)
• M12: 11,525,020 km (0.078 R)
• M13: 15,134,368 km (0.109 R)
• M14: 15,869,043 km (0.083 R)
• M15: 29,097,683 km (0.118 R)
• M16: 34,720,319 km (0.115 R)
• M17: 36,231,258 km (0.1 R)
• M18: 43,909,069 km (0.105 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 15,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit