🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.23 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.5

Radius: 14.7

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.23 AU - 2.69 AU

Year: 2617 Days

Day: 14.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,301,706 km

• M1: 182,809 km (0.106 R)
• M2: 738,565 km (0.06 R)
• M3: 1,413,999 km (0.097 R)
• M4: 1,917,097 km (0.07 R)
• M5: 2,401,345 km (0.104 R)
• M6: 2,882,003 km (0.091 R)
• M7: 3,590,947 km (0.097 R)
• M8: 4,530,572 km (0.081 R)
• M9: 5,038,007 km (0.03 R)
• M10: 5,560,852 km (0.119 R)
• M11: 6,265,608 km (0.11 R)
• M12: 6,819,868 km (0.047 R)
• M13: 8,261,243 km (0.117 R)
• M14: 9,534,620 km (0.074 R)
• M15: 12,665,704 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.6

Radius: 14.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.75 AU - 4.29 AU

Year: 4479 Days

Day: 7.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,301,706 km

• M1: 181,612 km (0.094 R)
• M2: 778,956 km (0.091 R)
• M3: 1,271,133 km (0.104 R)
• M4: 1,728,005 km (0.064 R)
• M5: 2,603,751 km (0.093 R)
• M6: 4,513,667 km (0.027 R)
• M7: 5,527,941 km (0.099 R)
• M8: 7,099,765 km (0.107 R)
• M9: 7,594,785 km (0.111 R)
• M10: 8,362,521 km (0.098 R)
• M11: 8,840,187 km (0.117 R)
• M12: 10,342,150 km (0.101 R)
• M13: 11,870,890 km (0.111 R)
• M14: 12,334,195 km (0.061 R)
• M15: 13,949,553 km (0.116 R)
• M16: 18,569,434 km (0.074 R)
• M17: 21,359,285 km (0.056 R)
• M18: 22,961,029 km (0.11 R)
• M19: 23,827,949 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.8

Radius: 10.3

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.94 AU - 4.24 AU

Year: 4614 Days

Day: 8.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,301,706 km

• M1: 128,056 km (0.099 R)
• M2: 596,896 km (0.05 R)
• M3: 1,000,361 km (0.062 R)
• M4: 1,329,925 km (0.083 R)
• M5: 1,698,833 km (0.114 R)
• M6: 2,232,748 km (0.079 R)
• M7: 2,632,773 km (0.081 R)
• M8: 6,046,746 km (0.051 R)
• M9: 7,389,536 km (0.082 R)
• M10: 9,627,969 km (0.094 R)
• M11: 11,110,634 km (0.089 R)
• M12: 11,753,157 km (0.054 R)
• M13: 12,971,931 km (0.092 R)
• M14: 15,448,374 km (0.072 R)
• M15: 15,818,628 km (0.114 R)
• M16: 16,412,382 km (0.094 R)
• M17: 17,587,174 km (0.057 R)
• M18: 21,512,922 km (0.038 R)
• M19: 22,918,693 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.4

Radius: 3.1

Gravity: 33.65 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.27 AU - 9.61 AU

Year: 15175 Days

Day: 18.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 66,301,706 km

• M1: 47,273 km (0.109 R)
• M2: 316,250 km (0.111 R)
• M3: 555,756 km (0.117 R)
• M4: 789,727 km (0.086 R)
• M5: 1,637,199 km (0.094 R)
• M6: 1,940,284 km (0.095 R)
• M7: 2,043,357 km (0.097 R)
• M8: 2,298,272 km (0.059 R)
• M9: 2,827,101 km (0.105 R)
• M10: 3,285,917 km (0.108 R)
• M11: 4,863,576 km (0.087 R)
• M12: 5,250,137 km (0.072 R)
• M13: 5,485,006 km (0.058 R)
• M14: 6,305,999 km (0.112 R)
• M15: 7,329,099 km (0.111 R)
• M16: 8,367,009 km (0.046 R)
• M17: 11,947,036 km (0.107 R)
• M18: 12,352,895 km (0.103 R)
• M19: 12,888,305 km (0.073 R)
• M20: 13,625,823 km (0.104 R)
• M21: 15,184,782 km (0.07 R)
• M22: 17,075,999 km (0.055 R)
• M23: 18,191,550 km (0.101 R)
• M24: 18,728,457 km (0.104 R)
• M25: 22,000,461 km (0.084 R)
• M26: 22,785,850 km (0.099 R)
• M27: 23,319,615 km (0.092 R)
• M28: 24,971,026 km (0.079 R)
• M29: 25,159,220 km (0.095 R)
• M30: 28,402,203 km (0.112 R)
• M31: 28,607,152 km (0.096 R)
• M32: 28,916,670 km (0.106 R)
• M33: 31,582,354 km (0.062 R)
• M34: 31,912,816 km (0.046 R)
• M35: 33,257,851 km (0.106 R)
• M36: 36,784,770 km (0.057 R)
• M37: 42,933,093 km (0.099 R)
• M38: 44,020,071 km (0.094 R)
• M39: 45,966,339 km (0.084 R)
• M40: 46,532,717 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559

Radius: 3.3

Gravity: 51.33 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.24 AU - 9.56 AU

Year: 18008 Days

Day: 19.8 Hours

Environment

Temp: -243 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 66,301,706 km

• M1: 42,187 km (0.11 R)
• M2: 158,424 km (0.09 R)
• M3: 390,151 km (0.098 R)
• M4: 517,459 km (0.114 R)
• M5: 879,187 km (0.113 R)
• M6: 1,101,340 km (0.112 R)
• M7: 1,759,421 km (0.098 R)
• M8: 1,995,935 km (0.114 R)
• M9: 2,336,719 km (0.064 R)
• M10: 2,691,565 km (0.079 R)
• M11: 3,081,267 km (0.073 R)
• M12: 3,289,657 km (0.117 R)
• M13: 3,424,594 km (0.056 R)
• M14: 4,032,411 km (0.058 R)
• M15: 4,410,145 km (0.048 R)
• M16: 4,607,764 km (0.068 R)
• M17: 4,811,217 km (0.079 R)
• M18: 5,056,109 km (0.076 R)
• M19: 6,703,181 km (0.047 R)
• M20: 10,359,204 km (0.092 R)
• M21: 10,945,328 km (0.082 R)
• M22: 11,307,505 km (0.099 R)
• M23: 11,491,510 km (0.09 R)
• M24: 13,238,664 km (0.072 R)
• M25: 13,788,436 km (0.072 R)
• M26: 13,998,471 km (0.062 R)
• M27: 14,353,317 km (0.112 R)
• M28: 15,007,060 km (0.07 R)
• M29: 17,492,479 km (0.103 R)
• M30: 18,406,372 km (0.085 R)
• M31: 18,575,867 km (0.084 R)
• M32: 21,903,073 km (0.114 R)
• M33: 25,923,665 km (0.119 R)
• M34: 26,350,917 km (0.09 R)
• M35: 30,056,157 km (0.064 R)
• M36: 30,291,175 km (0.093 R)
• M37: 31,727,614 km (0.084 R)
• M38: 32,586,156 km (0.11 R)
• M39: 34,093,953 km (0.064 R)
• M40: 44,278,427 km (0.078 R)
• M41: 59,031,469 km (0.118 R)
• M42: 59,770,333 km (0.062 R)
• M43: 60,890,223 km (0.12 R)
• M44: 61,644,495 km (0.073 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: 409 - 15,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit