🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370

Radius: 10.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.91 AU - 0.93 AU

Year: 588 Days

Day: 5.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,192,626 km

• M1: 128,056 km (0.071 R)
• M2: 535,112 km (0.064 R)
• M3: 1,203,664 km (0.074 R)
• M4: 1,774,081 km (0.096 R)
• M5: 2,488,411 km (0.064 R)
• M6: 3,042,073 km (0.108 R)
• M7: 3,479,646 km (0.115 R)
• M8: 3,828,658 km (0.116 R)
• M9: 4,242,446 km (0.098 R)
• M10: 4,700,814 km (0.104 R)
• M11: 5,320,149 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.5

Radius: 12.1

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.12 AU - 1.62 AU

Year: 1069 Days

Day: 7.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,192,626 km

• M1: 346,020 km (0.089 R)
• M2: 798,404 km (0.105 R)
• M3: 1,238,970 km (0.073 R)
• M4: 1,919,341 km (0.092 R)
• M5: 2,471,656 km (0.108 R)
• M6: 2,907,734 km (0.108 R)
• M7: 3,824,021 km (0.095 R)
• M8: 4,734,324 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.4

Radius: 10

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.79 AU - 2.27 AU

Year: 1929 Days

Day: 14.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,192,626 km

• M1: 124,316 km (0.092 R)
• M2: 442,959 km (0.12 R)
• M3: 824,284 km (0.072 R)
• M4: 1,250,489 km (0.108 R)
• M5: 1,890,917 km (0.091 R)
• M6: 2,207,466 km (0.057 R)
• M7: 2,828,896 km (0.111 R)
• M8: 4,119,477 km (0.098 R)
• M9: 4,473,425 km (0.112 R)
• M10: 4,790,124 km (0.081 R)
• M11: 5,303,693 km (0.075 R)
• M12: 6,535,033 km (0.103 R)
• M13: 7,018,085 km (0.092 R)
• M14: 7,920,609 km (0.111 R)
• M15: 8,811,913 km (0.109 R)
• M16: 9,645,323 km (0.117 R)
• M17: 11,711,868 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.7

Radius: 14.7

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.39 AU - 2.55 AU

Year: 2589 Days

Day: 13.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,192,626 km

• M1: 184,155 km (0.041 R)
• M2: 743,651 km (0.059 R)
• M3: 1,446,761 km (0.095 R)
• M4: 2,591,035 km (0.06 R)
• M5: 4,479,708 km (0.092 R)
• M6: 5,247,893 km (0.078 R)
• M7: 6,206,068 km (0.096 R)
• M8: 7,483,035 km (0.069 R)
• M9: 8,438,068 km (0.082 R)
• M10: 9,232,283 km (0.119 R)
• M11: 10,703,877 km (0.117 R)
• M12: 11,240,634 km (0.081 R)
• M13: 13,175,832 km (0.066 R)
• M14: 15,038,027 km (0.09 R)
• M15: 15,712,414 km (0.088 R)
• M16: 17,539,602 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.2

Radius: 12.2

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.4 AU - 2.74 AU

Year: 2747 Days

Day: 7.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,192,626 km

• M1: 152,291 km (0.119 R)
• M2: 646,861 km (0.059 R)
• M3: 2,295,131 km (0.069 R)
• M4: 2,969,967 km (0.11 R)
• M5: 4,174,828 km (0.083 R)
• M6: 4,946,603 km (0.105 R)
• M7: 5,330,023 km (0.114 R)
• M8: 8,131,841 km (0.11 R)
• M9: 10,150,964 km (0.084 R)
• M10: 11,670,429 km (0.069 R)
• M11: 15,866,350 km (0.1 R)
• M12: 17,573,411 km (0.113 R)
• M13: 18,244,059 km (0.096 R)
• M14: 18,989,954 km (0.095 R)
• M15: 19,696,205 km (0.102 R)
• M16: 20,481,145 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.6

Radius: 14.8

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.05 AU - 4.23 AU

Year: 5617 Days

Day: 10.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,192,626 km

• M1: 184,005 km (0.091 R)
• M2: 821,592 km (0.057 R)
• M3: 1,299,258 km (0.08 R)
• M4: 2,396,259 km (0.08 R)
• M5: 3,266,769 km (0.072 R)
• M6: 4,112,745 km (0.11 R)
• M7: 4,796,407 km (0.047 R)
• M8: 5,693,545 km (0.101 R)
• M9: 7,446,384 km (0.056 R)
• M10: 8,687,896 km (0.112 R)
• M11: 10,187,765 km (0.073 R)
• M12: 13,747,296 km (0.108 R)
• M13: 14,900,247 km (0.116 R)
• M14: 16,575,294 km (0.101 R)
• M15: 19,063,406 km (0.102 R)
• M16: 20,033,100 km (0.075 R)
• M17: 22,141,083 km (0.103 R)
• M18: 23,357,912 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.7

Radius: 12.5

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.95 AU - 5.43 AU

Year: 6773 Days

Day: 7.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,192,626 km

• M1: 155,582 km (0.029 R)
• M2: 569,070 km (0.073 R)
• M3: 1,056,311 km (0.086 R)
• M4: 3,418,162 km (0.112 R)
• M5: 4,953,933 km (0.083 R)
• M6: 6,127,678 km (0.046 R)
• M7: 6,653,365 km (0.081 R)
• M8: 7,133,126 km (0.093 R)
• M9: 8,162,359 km (0.065 R)
• M10: 9,108,416 km (0.087 R)
• M11: 9,700,973 km (0.1 R)
• M12: 10,514,786 km (0.089 R)
• M13: 11,269,956 km (0.113 R)
• M14: 12,664,507 km (0.115 R)
• M15: 13,287,881 km (0.104 R)
• M16: 13,991,290 km (0.055 R)
• M17: 14,473,893 km (0.032 R)
• M18: 19,110,081 km (0.099 R)
• M19: 23,366,439 km (0.105 R)
• M20: 25,804,735 km (0.057 R)
• M21: 27,178,492 km (0.097 R)
• M22: 27,930,970 km (0.106 R)
• M23: 34,458,224 km (0.076 R)
• M24: 37,608,905 km (0.12 R)
• M25: 39,135,102 km (0.075 R)
• M26: 39,973,748 km (0.084 R)
• M27: 40,458,445 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 19,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit