🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.5

Radius: 14.6

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.78 AU - 0.78 AU

Year: 452 Days

Day: 13.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,864,382 km

• M1: 181,612 km (0.078 R)
• M2: 924,515 km (0.112 R)
• M3: 1,809,985 km (0.108 R)
• M4: 2,348,986 km (0.117 R)
• M5: 2,809,747 km (0.112 R)
• M6: 3,553,548 km (0.071 R)
• M7: 4,096,738 km (0.11 R)
• M8: 4,865,970 km (0.112 R)
• M9: 5,961,176 km (0.09 R)
• M10: 6,558,071 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.9

Radius: 14.8

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.98 AU - 5.78 AU

Year: 7072 Days

Day: 10.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,864,382 km

• M1: 184,753 km (0.057 R)
• M2: 910,004 km (0.073 R)
• M3: 2,307,547 km (0.119 R)
• M4: 3,427,736 km (0.043 R)
• M5: 4,913,392 km (0.092 R)
• M6: 5,708,356 km (0.096 R)
• M7: 7,480,791 km (0.071 R)
• M8: 8,865,319 km (0.04 R)
• M9: 11,082,958 km (0.09 R)
• M10: 13,370,609 km (0.062 R)
• M11: 16,398,470 km (0.108 R)
• M12: 17,970,743 km (0.077 R)
• M13: 19,285,110 km (0.079 R)
• M14: 21,873,153 km (0.096 R)
• M15: 22,495,780 km (0.078 R)
• M16: 25,105,365 km (0.079 R)
• M17: 25,960,616 km (0.05 R)
• M18: 28,459,200 km (0.102 R)
• M19: 28,921,756 km (0.1 R)
• M20: 32,905,996 km (0.064 R)
• M21: 34,660,480 km (0.088 R)
• M22: 35,188,112 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.8

Radius: 12.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.49 AU - 6.23 AU

Year: 8141 Days

Day: 5.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,864,382 km

• M1: 159,621 km (0.083 R)
• M2: 831,764 km (0.107 R)
• M3: 1,248,095 km (0.082 R)
• M4: 1,899,295 km (0.104 R)
• M5: 2,649,378 km (0.105 R)
• M6: 3,169,979 km (0.059 R)
• M7: 4,467,142 km (0.103 R)
• M8: 5,128,813 km (0.031 R)
• M9: 9,104,975 km (0.117 R)
• M10: 10,822,658 km (0.038 R)
• M11: 12,018,394 km (0.108 R)
• M12: 13,816,859 km (0.107 R)
• M13: 16,368,251 km (0.1 R)
• M14: 19,349,886 km (0.088 R)
• M15: 20,081,121 km (0.111 R)
• M16: 21,038,397 km (0.075 R)
• M17: 21,882,877 km (0.094 R)
• M18: 23,043,757 km (0.118 R)
• M19: 28,100,913 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.2

Radius: 5.7

Gravity: 26.23 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.88 AU - 7.22 AU

Year: 9762 Days

Day: 16.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,864,382 km

• M1: 70,909 km (0.109 R)
• M2: 294,409 km (0.066 R)
• M3: 540,048 km (0.077 R)
• M4: 1,874,910 km (0.111 R)
• M5: 2,205,970 km (0.114 R)
• M6: 2,872,728 km (0.109 R)
• M7: 3,536,942 km (0.034 R)
• M8: 4,626,015 km (0.087 R)
• M9: 7,485,728 km (0.12 R)
• M10: 8,092,497 km (0.077 R)
• M11: 8,317,043 km (0.097 R)
• M12: 9,015,516 km (0.104 R)
• M13: 9,256,817 km (0.083 R)
• M14: 9,452,940 km (0.086 R)
• M15: 9,802,849 km (0.081 R)
• M16: 10,265,406 km (0.064 R)
• M17: 10,581,656 km (0.057 R)
• M18: 11,289,403 km (0.119 R)
• M19: 12,379,972 km (0.089 R)
• M20: 14,177,091 km (0.091 R)
• M21: 14,437,990 km (0.066 R)
• M22: 18,511,091 km (0.062 R)
• M23: 18,822,703 km (0.031 R)
• M24: 21,960,369 km (0.119 R)
• M25: 24,577,285 km (0.063 R)
• M26: 25,429,992 km (0.086 R)
• M27: 28,105,850 km (0.074 R)
• M28: 29,670,793 km (0.087 R)
• M29: 32,406,489 km (0.098 R)
• M30: 34,126,117 km (0.092 R)
• M31: 37,125,853 km (0.074 R)
• M32: 39,648,522 km (0.112 R)
• M33: 47,752,388 km (0.077 R)
• M34: 48,485,867 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.6

Radius: 4.4

Gravity: 45.12 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.45 AU - 7.09 AU

Year: 10299 Days

Day: 16.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,864,382 km

• M1: 54,753 km (0.063 R)
• M2: 244,443 km (0.112 R)
• M3: 417,976 km (0.078 R)
• M4: 618,587 km (0.098 R)
• M5: 1,414,298 km (0.119 R)
• M6: 1,741,768 km (0.074 R)
• M7: 2,117,857 km (0.098 R)
• M8: 2,325,349 km (0.106 R)
• M9: 2,587,894 km (0.118 R)
• M10: 4,236,013 km (0.066 R)
• M11: 4,413,885 km (0.1 R)
• M12: 4,880,481 km (0.115 R)
• M13: 5,413,797 km (0.114 R)
• M14: 5,694,593 km (0.11 R)
• M15: 6,133,812 km (0.118 R)
• M16: 7,849,999 km (0.063 R)
• M17: 8,440,162 km (0.058 R)
• M18: 13,872,360 km (0.087 R)
• M19: 16,633,039 km (0.081 R)
• M20: 23,950,320 km (0.104 R)
• M21: 35,168,814 km (0.088 R)
• M22: 35,776,331 km (0.079 R)
• M23: 36,762,929 km (0.1 R)
• M24: 42,789,479 km (0.043 R)
• M25: 47,496,875 km (0.12 R)
• M26: 49,139,460 km (0.07 R)
• M27: 49,442,096 km (0.119 R)
• M28: 51,439,976 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.8

Radius: 5.7

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.78 AU - 8.12 AU

Year: 12020 Days

Day: 21.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,864,382 km

• M1: 70,909 km (0.089 R)
• M2: 355,145 km (0.103 R)
• M3: 567,275 km (0.115 R)
• M4: 787,932 km (0.096 R)
• M5: 1,523,654 km (0.089 R)
• M6: 1,926,970 km (0.064 R)
• M7: 2,291,690 km (0.114 R)
• M8: 3,180,301 km (0.109 R)
• M9: 3,382,557 km (0.1 R)
• M10: 5,231,438 km (0.103 R)
• M11: 5,642,832 km (0.093 R)
• M12: 6,352,674 km (0.065 R)
• M13: 7,196,555 km (0.096 R)
• M14: 7,989,125 km (0.085 R)
• M15: 9,559,753 km (0.053 R)
• M16: 9,840,249 km (0.099 R)
• M17: 12,285,276 km (0.088 R)
• M18: 12,954,278 km (0.112 R)
• M19: 13,182,714 km (0.066 R)
• M20: 14,063,097 km (0.031 R)
• M21: 15,044,609 km (0.064 R)
• M22: 15,360,560 km (0.108 R)
• M23: 16,071,000 km (0.116 R)
• M24: 20,645,404 km (0.093 R)
• M25: 21,911,151 km (0.075 R)
• M26: 22,154,248 km (0.043 R)
• M27: 22,810,833 km (0.117 R)
• M28: 24,249,366 km (0.04 R)
• M29: 29,120,871 km (0.103 R)
• M30: 30,811,626 km (0.116 R)
• M31: 32,147,984 km (0.081 R)
• M32: 32,989,322 km (0.075 R)
• M33: 39,174,895 km (0.083 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 17,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit