🌌 Stone's Star System Generator

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.4

Radius: 12.9

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.79 AU - 10.81 AU

Year: 9834 Days

Day: 9.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 94,325,162 km

• M1: 160,967 km (0.06 R)
• M2: 631,004 km (0.116 R)
• M3: 1,704,817 km (0.069 R)
• M4: 3,016,192 km (0.059 R)
• M5: 3,449,577 km (0.058 R)
• M6: 4,192,181 km (0.064 R)
• M7: 4,855,049 km (0.1 R)
• M8: 7,151,077 km (0.066 R)
• M9: 7,886,351 km (0.082 R)
• M10: 10,095,164 km (0.082 R)
• M11: 10,602,899 km (0.12 R)
• M12: 11,947,036 km (0.105 R)
• M13: 12,806,326 km (0.111 R)
• M14: 13,221,161 km (0.04 R)
• M15: 14,140,589 km (0.111 R)
• M16: 20,818,937 km (0.109 R)
• M17: 24,246,075 km (0.117 R)
• M18: 24,699,356 km (0.098 R)
• M19: 25,529,625 km (0.107 R)
• M20: 27,148,423 km (0.061 R)
• M21: 28,935,968 km (0.108 R)
• M22: 30,066,330 km (0.106 R)
• M23: 32,854,834 km (0.079 R)
• M24: 33,859,084 km (0.04 R)
• M25: 34,425,761 km (0.1 R)
• M26: 36,636,967 km (0.057 R)
• M27: 40,700,045 km (0.113 R)

Planet 2 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.9

Radius: 6.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.65 AU - 14.37 AU

Year: 16669 Days

Day: 24.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,325,162 km

• M1: 87,066 km (0.07 R)
• M2: 324,179 km (0.077 R)
• M3: 554,111 km (0.075 R)
• M4: 1,365,829 km (0.071 R)
• M5: 1,696,440 km (0.105 R)
• M6: 2,308,744 km (0.088 R)
• M7: 3,423,697 km (0.115 R)
• M8: 3,651,235 km (0.084 R)
• M9: 5,822,499 km (0.102 R)
• M10: 6,623,595 km (0.091 R)
• M11: 6,906,335 km (0.1 R)
• M12: 7,197,154 km (0.088 R)
• M13: 8,566,423 km (0.118 R)
• M14: 8,987,690 km (0.026 R)
• M15: 10,571,334 km (0.119 R)
• M16: 11,056,031 km (0.112 R)
• M17: 12,652,988 km (0.081 R)
• M18: 15,980,045 km (0.074 R)
• M19: 18,565,545 km (0.114 R)
• M20: 18,986,663 km (0.115 R)
• M21: 19,847,897 km (0.082 R)
• M22: 21,264,440 km (0.056 R)
• M23: 26,266,394 km (0.107 R)
• M24: 27,879,957 km (0.083 R)
• M25: 33,838,590 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.3

Radius: 4.7

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 13.93 AU - 20.33 AU

Year: 26709 Days

Day: 24.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,325,162 km

• M1: 58,642 km (0.099 R)
• M2: 211,831 km (0.066 R)
• M3: 408,552 km (0.089 R)
• M4: 684,859 km (0.046 R)
• M5: 956,828 km (0.1 R)
• M6: 1,136,046 km (0.119 R)
• M7: 1,285,046 km (0.109 R)
• M8: 4,557,798 km (0.09 R)
• M9: 5,689,057 km (0.063 R)
• M10: 5,980,175 km (0.082 R)
• M11: 6,167,172 km (0.07 R)
• M12: 6,711,708 km (0.044 R)
• M13: 8,396,779 km (0.047 R)
• M14: 10,079,605 km (0.087 R)
• M15: 11,509,163 km (0.075 R)
• M16: 13,447,502 km (0.077 R)
• M17: 19,385,640 km (0.086 R)
• M18: 20,974,669 km (0.087 R)
• M19: 23,011,743 km (0.064 R)
• M20: 32,826,710 km (0.11 R)
• M21: 38,062,037 km (0.058 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.1

Radius: 8

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 14.22 AU - 22.24 AU

Year: 29323 Days

Day: 15.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 94,325,162 km

• M1: 99,632 km (0.056 R)
• M2: 853,306 km (0.093 R)
• M3: 1,468,303 km (0.111 R)
• M4: 1,954,197 km (0.11 R)
• M5: 2,350,332 km (0.076 R)
• M6: 3,578,830 km (0.112 R)
• M7: 4,386,658 km (0.073 R)
• M8: 4,989,388 km (0.102 R)
• M9: 6,084,744 km (0.08 R)
• M10: 8,017,099 km (0.078 R)
• M11: 12,895,037 km (0.104 R)
• M12: 16,558,540 km (0.055 R)
• M13: 17,457,772 km (0.114 R)
• M14: 20,452,273 km (0.119 R)
• M15: 23,772,747 km (0.108 R)
• M16: 24,684,546 km (0.072 R)
• M17: 26,456,832 km (0.1 R)
• M18: 27,188,964 km (0.115 R)
• M19: 28,693,620 km (0.091 R)
• M20: 31,867,937 km (0.042 R)
• M21: 38,127,411 km (0.084 R)
• M22: 41,462,247 km (0.111 R)
• M23: 44,986,623 km (0.117 R)
• M24: 46,733,028 km (0.104 R)
• M25: 47,622,986 km (0.088 R)
• M26: 48,524,164 km (0.101 R)
• M27: 53,008,659 km (0.078 R)
• M28: 54,759,253 km (0.067 R)
• M29: 55,748,245 km (0.091 R)
• M30: 64,530,837 km (0.11 R)
• M31: 77,119,647 km (0.12 R)
• M32: 81,397,548 km (0.071 R)
• M33: 83,464,392 km (0.078 R)
• M34: 90,973,607 km (0.061 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 17,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit