🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.7

Radius: 9.3

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.39 AU - 1.67 AU

Year: 1262 Days

Day: 10.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,921,058 km

• M1: 115,639 km (0.066 R)
• M2: 536,458 km (0.028 R)
• M3: 850,613 km (0.083 R)
• M4: 1,179,280 km (0.086 R)
• M5: 1,932,954 km (0.086 R)
• M6: 2,772,647 km (0.034 R)
• M7: 3,120,612 km (0.114 R)
• M8: 3,608,600 km (0.098 R)
• M9: 3,990,224 km (0.037 R)
• M10: 4,380,375 km (0.115 R)
• M11: 4,913,692 km (0.1 R)
• M12: 5,749,944 km (0.077 R)
• M13: 6,437,346 km (0.076 R)
• M14: 6,801,018 km (0.053 R)
• M15: 7,411,527 km (0.067 R)
• M16: 7,757,248 km (0.066 R)
• M17: 8,683,259 km (0.034 R)
• M18: 9,775,772 km (0.053 R)
• M19: 10,855,569 km (0.027 R)
• M20: 11,868,347 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.7

Radius: 14

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.08 AU - 2.66 AU

Year: 2433 Days

Day: 14.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,921,058 km

• M1: 174,282 km (0.061 R)
• M2: 644,168 km (0.081 R)
• M3: 1,253,331 km (0.109 R)
• M4: 2,204,025 km (0.088 R)
• M5: 3,057,032 km (0.076 R)
• M6: 3,607,253 km (0.114 R)
• M7: 5,418,285 km (0.095 R)
• M8: 6,484,021 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.3

Radius: 13.7

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.67 AU - 5.99 AU

Year: 7079 Days

Day: 13 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,921,058 km

• M1: 170,392 km (0.079 R)
• M2: 683,662 km (0.082 R)
• M3: 1,155,644 km (0.055 R)
• M4: 1,797,867 km (0.087 R)
• M5: 2,635,765 km (0.104 R)
• M6: 3,259,139 km (0.119 R)
• M7: 4,301,836 km (0.114 R)
• M8: 4,999,561 km (0.057 R)
• M9: 5,617,250 km (0.098 R)
• M10: 6,621,950 km (0.109 R)
• M11: 7,221,987 km (0.118 R)
• M12: 8,613,247 km (0.068 R)
• M13: 9,416,139 km (0.06 R)
• M14: 10,454,198 km (0.06 R)
• M15: 11,417,758 km (0.101 R)
• M16: 14,961,133 km (0.093 R)
• M17: 18,211,446 km (0.046 R)
• M18: 18,969,758 km (0.027 R)
• M19: 20,256,000 km (0.104 R)
• M20: 21,070,112 km (0.052 R)
• M21: 22,842,996 km (0.119 R)
• M22: 23,644,093 km (0.111 R)
• M23: 31,620,203 km (0.119 R)
• M24: 32,716,157 km (0.098 R)
• M25: 33,426,597 km (0.073 R)
• M26: 35,194,694 km (0.026 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.9

Radius: 9.4

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.38 AU - 6.98 AU

Year: 9027 Days

Day: 5.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,921,058 km

• M1: 116,986 km (0.11 R)
• M2: 427,102 km (0.118 R)
• M3: 846,574 km (0.115 R)
• M4: 1,184,815 km (0.083 R)
• M5: 1,574,518 km (0.084 R)
• M6: 2,145,233 km (0.04 R)
• M7: 2,470,310 km (0.119 R)
• M8: 3,308,357 km (0.07 R)
• M9: 4,015,207 km (0.094 R)
• M10: 4,485,692 km (0.109 R)
• M11: 4,819,445 km (0.04 R)
• M12: 5,505,800 km (0.104 R)
• M13: 6,120,797 km (0.103 R)
• M14: 6,602,801 km (0.039 R)
• M15: 8,702,707 km (0.08 R)
• M16: 10,138,397 km (0.077 R)
• M17: 11,518,886 km (0.119 R)
• M18: 13,818,505 km (0.085 R)
• M19: 18,234,484 km (0.058 R)
• M20: 20,874,737 km (0.073 R)
• M21: 23,261,571 km (0.1 R)
• M22: 23,843,507 km (0.116 R)
• M23: 25,297,598 km (0.05 R)
• M24: 28,570,201 km (0.117 R)
• M25: 29,046,072 km (0.079 R)
• M26: 30,406,366 km (0.088 R)
• M27: 36,720,293 km (0.081 R)
• M28: 38,540,600 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733

Radius: 3.3

Gravity: 67.31 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.96 AU - 7.92 AU

Year: 10898 Days

Day: 24.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 51,921,058 km

• M1: 50,115 km (0.12 R)
• M2: 269,875 km (0.075 R)
• M3: 425,756 km (0.099 R)
• M4: 556,654 km (0.061 R)
• M5: 776,263 km (0.115 R)
• M6: 2,008,950 km (0.102 R)
• M7: 2,605,546 km (0.094 R)
• M8: 3,048,057 km (0.076 R)
• M9: 3,912,284 km (0.101 R)
• M10: 4,370,651 km (0.067 R)
• M11: 4,582,033 km (0.089 R)
• M12: 4,895,740 km (0.087 R)
• M13: 5,290,977 km (0.068 R)
• M14: 5,886,826 km (0.097 R)
• M15: 6,487,162 km (0.064 R)
• M16: 8,439,265 km (0.091 R)
• M17: 12,167,692 km (0.1 R)
• M18: 13,387,663 km (0.105 R)
• M19: 13,897,642 km (0.108 R)
• M20: 14,956,346 km (0.078 R)
• M21: 15,229,213 km (0.063 R)
• M22: 15,574,934 km (0.084 R)
• M23: 17,307,426 km (0.107 R)
• M24: 19,975,504 km (0.111 R)
• M25: 23,818,375 km (0.1 R)
• M26: 24,377,871 km (0.102 R)
• M27: 25,233,271 km (0.114 R)
• M28: 27,104,741 km (0.113 R)
• M29: 30,244,650 km (0.072 R)
• M30: 31,454,149 km (0.11 R)
• M31: 33,735,068 km (0.085 R)
• M32: 37,234,760 km (0.119 R)
• M33: 38,623,029 km (0.09 R)
• M34: 39,914,806 km (0.091 R)
• M35: 41,905,804 km (0.028 R)
• M36: 44,521,673 km (0.11 R)
• M37: 46,084,821 km (0.03 R)
• M38: 49,470,520 km (0.059 R)
• M39: 50,992,828 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 18,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit