🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

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: 537.5

Radius: 9.5

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.54 AU - 0.72 AU

Year: 351 Days

Day: 6 Hours

Environment

Temp: -154 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,205,502 km

• M1: 118,332 km (0.119 R)
• M2: 420,968 km (0.113 R)
• M3: 810,671 km (0.081 R)
• M4: 1,183,618 km (0.098 R)
• M5: 1,794,875 km (0.037 R)
• M6: 2,093,173 km (0.069 R)
• M7: 2,522,220 km (0.114 R)
• M8: 2,919,103 km (0.073 R)
• M9: 3,490,418 km (0.076 R)
• M10: 3,791,109 km (0.117 R)
• M11: 4,445,301 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.5

Radius: 13

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.67 AU - 0.75 AU

Year: 421 Days

Day: 10.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,205,502 km

• M1: 164,109 km (0.115 R)
• M2: 581,188 km (0.11 R)
• M3: 1,155,943 km (0.102 R)
• M4: 1,602,642 km (0.08 R)
• M5: 2,019,422 km (0.102 R)
• M6: 3,483,985 km (0.105 R)
• M7: 3,912,284 km (0.109 R)
• M8: 4,323,977 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.2

Radius: 8.4

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.3 AU - 1.38 AU

Year: 1090 Days

Day: 7.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,205,502 km

• M1: 104,419 km (0.054 R)
• M2: 653,892 km (0.062 R)
• M3: 1,246,449 km (0.068 R)
• M4: 1,584,092 km (0.058 R)
• M5: 1,982,471 km (0.07 R)
• M6: 2,326,845 km (0.115 R)
• M7: 3,270,509 km (0.111 R)
• M8: 3,753,859 km (0.112 R)
• M9: 4,635,888 km (0.037 R)
• M10: 5,061,644 km (0.091 R)
• M11: 5,436,087 km (0.109 R)
• M12: 6,052,879 km (0.09 R)
• M13: 6,367,783 km (0.085 R)
• M14: 8,518,701 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448

Radius: 14.1

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.36 AU - 1.58 AU

Year: 1253 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,205,502 km

• M1: 175,329 km (0.03 R)
• M2: 653,144 km (0.1 R)
• M3: 1,245,552 km (0.045 R)
• M4: 1,897,948 km (0.064 R)
• M5: 2,616,317 km (0.053 R)
• M6: 3,160,255 km (0.096 R)
• M7: 3,950,581 km (0.098 R)
• M8: 9,012,075 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.2

Radius: 11.3

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.32 AU - 4.48 AU

Year: 5414 Days

Day: 12.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,205,502 km

• M1: 140,921 km (0.106 R)
• M2: 676,930 km (0.06 R)
• M3: 1,069,326 km (0.06 R)
• M4: 2,251,448 km (0.027 R)
• M5: 3,006,020 km (0.1 R)
• M6: 3,648,991 km (0.11 R)
• M7: 4,063,228 km (0.12 R)
• M8: 5,767,447 km (0.088 R)
• M9: 6,627,634 km (0.104 R)
• M10: 7,071,342 km (0.077 R)
• M11: 7,498,444 km (0.096 R)
• M12: 9,048,278 km (0.112 R)
• M13: 9,595,207 km (0.117 R)
• M14: 10,709,113 km (0.046 R)
• M15: 11,321,417 km (0.086 R)
• M16: 12,771,469 km (0.114 R)
• M17: 16,465,789 km (0.03 R)
• M18: 17,281,995 km (0.077 R)
• M19: 17,667,658 km (0.084 R)
• M20: 18,656,949 km (0.092 R)
• M21: 19,822,466 km (0.119 R)
• M22: 20,818,339 km (0.081 R)
• M23: 24,165,442 km (0.106 R)
• M24: 25,137,080 km (0.116 R)
• M25: 26,985,960 km (0.054 R)
• M26: 30,390,059 km (0.09 R)
• M27: 31,236,335 km (0.081 R)
• M28: 31,617,510 km (0.05 R)
• M29: 32,292,047 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.6

Radius: 8.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.21 AU - 4.85 AU

Year: 5687 Days

Day: 13.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,205,502 km

• M1: 107,411 km (0.12 R)
• M2: 515,514 km (0.088 R)
• M3: 821,592 km (0.045 R)
• M4: 2,348,088 km (0.093 R)
• M5: 3,002,728 km (0.056 R)
• M6: 3,529,612 km (0.118 R)
• M7: 5,675,294 km (0.094 R)
• M8: 7,006,117 km (0.09 R)
• M9: 8,497,309 km (0.057 R)
• M10: 9,394,447 km (0.1 R)
• M11: 9,826,187 km (0.116 R)
• M12: 10,771,645 km (0.119 R)
• M13: 12,325,069 km (0.116 R)
• M14: 14,795,379 km (0.047 R)
• M15: 18,782,611 km (0.115 R)
• M16: 19,849,094 km (0.056 R)
• M17: 21,422,714 km (0.087 R)
• M18: 22,866,483 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.4

Radius: 6

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.38 AU - 10.24 AU

Year: 16839 Days

Day: 15.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,205,502 km

• M1: 75,248 km (0.083 R)
• M2: 369,208 km (0.12 R)
• M3: 655,987 km (0.116 R)
• M4: 2,431,564 km (0.091 R)
• M5: 3,349,048 km (0.106 R)
• M6: 4,478,212 km (0.091 R)
• M7: 8,119,724 km (0.055 R)
• M8: 9,505,598 km (0.1 R)
• M9: 10,602,749 km (0.088 R)
• M10: 11,723,836 km (0.113 R)
• M11: 14,868,682 km (0.12 R)
• M12: 16,198,009 km (0.102 R)
• M13: 16,487,630 km (0.113 R)
• M14: 22,940,534 km (0.084 R)
• M15: 24,615,282 km (0.105 R)
• M16: 31,229,303 km (0.064 R)
• M17: 34,940,976 km (0.11 R)
• M18: 40,909,632 km (0.102 R)
• M19: 46,788,230 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 11,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit