🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.4

Radius: 13.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.72 AU - 1.1 AU

Year: 579 Days

Day: 6.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 102.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,071,043 km

• M1: 167,849 km (0.1 R)
• M2: 631,901 km (0.085 R)
• M3: 1,091,765 km (0.085 R)
• M4: 1,536,819 km (0.075 R)
• M5: 2,043,806 km (0.099 R)
• M6: 2,496,788 km (0.074 R)
• M7: 2,925,686 km (0.05 R)
• M8: 3,391,683 km (0.049 R)
• M9: 4,756,165 km (0.072 R)
• M10: 5,527,791 km (0.092 R)
• M11: 7,130,283 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.8

Radius: 12.2

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.16 AU - 1.26 AU

Year: 888 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,071,043 km

• M1: 151,692 km (0.105 R)
• M2: 547,079 km (0.119 R)
• M3: 1,028,037 km (0.119 R)
• M4: 1,578,706 km (0.086 R)
• M5: 2,111,424 km (0.069 R)
• M6: 3,109,392 km (0.109 R)
• M7: 3,783,929 km (0.117 R)
• M8: 4,331,158 km (0.082 R)
• M9: 4,893,945 km (0.069 R)
• M10: 5,525,098 km (0.046 R)
• M11: 6,651,869 km (0.033 R)
• M12: 7,824,567 km (0.093 R)
• M13: 8,262,141 km (0.112 R)
• M14: 8,852,753 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.6

Radius: 13.9

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.05 AU - 1.51 AU

Year: 966 Days

Day: 10.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,071,043 km

• M1: 173,982 km (0.12 R)
• M2: 621,579 km (0.095 R)
• M3: 1,062,594 km (0.08 R)
• M4: 1,839,904 km (0.068 R)
• M5: 2,278,226 km (0.111 R)
• M6: 2,787,457 km (0.079 R)
• M7: 4,023,884 km (0.115 R)
• M8: 4,600,733 km (0.066 R)
• M9: 5,289,033 km (0.077 R)
• M10: 6,003,811 km (0.069 R)
• M11: 6,918,453 km (0.066 R)
• M12: 8,942,811 km (0.093 R)
• M13: 9,871,664 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.1

Radius: 13.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.31 AU - 5.47 AU

Year: 8345 Days

Day: 13.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,071,043 km

• M1: 173,234 km (0.1 R)
• M2: 785,090 km (0.109 R)
• M3: 1,220,868 km (0.115 R)
• M4: 1,746,555 km (0.067 R)
• M5: 2,246,960 km (0.108 R)
• M6: 2,752,302 km (0.098 R)
• M7: 3,438,208 km (0.092 R)
• M8: 5,238,917 km (0.102 R)
• M9: 6,043,754 km (0.028 R)
• M10: 7,788,215 km (0.115 R)
• M11: 8,596,492 km (0.064 R)
• M12: 9,124,573 km (0.049 R)
• M13: 9,979,225 km (0.107 R)
• M14: 10,793,636 km (0.075 R)
• M15: 13,996,676 km (0.028 R)
• M16: 21,613,601 km (0.116 R)
• M17: 22,363,984 km (0.11 R)
• M18: 25,707,347 km (0.087 R)
• M19: 26,295,416 km (0.091 R)
• M20: 31,231,996 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.4

Radius: 13

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.41 AU - 5.81 AU

Year: 8861 Days

Day: 10.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,071,043 km

• M1: 161,715 km (0.087 R)
• M2: 679,324 km (0.116 R)
• M3: 1,095,056 km (0.073 R)
• M4: 2,417,651 km (0.06 R)
• M5: 3,894,930 km (0.027 R)
• M6: 4,502,298 km (0.089 R)
• M7: 5,734,386 km (0.044 R)
• M8: 6,374,066 km (0.081 R)
• M9: 6,826,749 km (0.08 R)
• M10: 7,754,555 km (0.052 R)
• M11: 8,719,013 km (0.105 R)
• M12: 9,566,335 km (0.031 R)
• M13: 11,812,697 km (0.078 R)
• M14: 12,439,811 km (0.11 R)
• M15: 15,983,186 km (0.092 R)
• M16: 19,436,055 km (0.033 R)
• M17: 21,968,447 km (0.069 R)
• M18: 24,990,623 km (0.03 R)
• M19: 25,929,949 km (0.09 R)
• M20: 26,504,554 km (0.097 R)
• M21: 29,714,625 km (0.096 R)
• M22: 32,066,453 km (0.116 R)
• M23: 35,002,760 km (0.082 R)
• M24: 41,535,250 km (0.094 R)
• M25: 43,521,910 km (0.072 R)
• M26: 44,334,077 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.7

Radius: 3.2

Gravity: 69.7 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.61 AU - 7.13 AU

Year: 9484 Days

Day: 19.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,071,043 km

• M1: 39,793 km (0.087 R)
• M2: 341,382 km (0.046 R)
• M3: 632,649 km (0.061 R)
• M4: 746,045 km (0.105 R)
• M5: 1,102,088 km (0.112 R)
• M6: 1,206,656 km (0.083 R)
• M7: 1,369,569 km (0.057 R)
• M8: 1,504,655 km (0.111 R)
• M9: 1,754,783 km (0.078 R)
• M10: 2,433,060 km (0.119 R)
• M11: 2,862,854 km (0.096 R)
• M12: 2,994,501 km (0.114 R)
• M13: 3,536,942 km (0.1 R)
• M14: 3,924,251 km (0.086 R)
• M15: 4,141,916 km (0.103 R)
• M16: 4,542,390 km (0.104 R)
• M17: 5,094,406 km (0.082 R)
• M18: 5,353,509 km (0.115 R)
• M19: 5,553,671 km (0.12 R)
• M20: 7,922,554 km (0.091 R)
• M21: 8,996,218 km (0.084 R)
• M22: 12,153,630 km (0.074 R)
• M23: 12,792,114 km (0.098 R)
• M24: 13,029,675 km (0.114 R)
• M25: 13,330,816 km (0.064 R)
• M26: 14,517,725 km (0.087 R)
• M27: 17,825,933 km (0.052 R)
• M28: 20,613,091 km (0.091 R)
• M29: 21,519,504 km (0.08 R)
• M30: 22,195,088 km (0.037 R)
• M31: 27,226,812 km (0.078 R)
• M32: 27,619,956 km (0.042 R)
• M33: 35,124,832 km (0.069 R)
• M34: 35,590,530 km (0.089 R)
• M35: 36,772,802 km (0.096 R)
• M36: 37,373,737 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.2

Radius: 6.3

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.1 AU - 6.78 AU

Year: 10898 Days

Day: 20.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,071,043 km

• M1: 79,736 km (0.044 R)
• M2: 407,056 km (0.066 R)
• M3: 775,515 km (0.102 R)
• M4: 1,013,526 km (0.049 R)
• M5: 1,276,668 km (0.112 R)
• M6: 1,659,938 km (0.098 R)
• M7: 3,466,781 km (0.095 R)
• M8: 5,416,191 km (0.119 R)
• M9: 7,887,249 km (0.095 R)
• M10: 9,105,873 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.1

Radius: 7.7

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.75 AU - 11.57 AU

Year: 20021 Days

Day: 23.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,071,043 km

• M1: 95,743 km (0.046 R)
• M2: 401,371 km (0.101 R)
• M3: 1,147,116 km (0.091 R)
• M4: 1,866,832 km (0.094 R)
• M5: 2,708,021 km (0.094 R)
• M6: 3,038,333 km (0.102 R)
• M7: 3,310,601 km (0.101 R)
• M8: 3,842,122 km (0.103 R)
• M9: 4,429,294 km (0.062 R)
• M10: 5,381,035 km (0.105 R)
• M11: 6,115,711 km (0.095 R)
• M12: 6,641,397 km (0.094 R)
• M13: 7,244,576 km (0.043 R)
• M14: 7,732,864 km (0.094 R)
• M15: 8,087,710 km (0.103 R)
• M16: 11,589,197 km (0.099 R)
• M17: 11,853,387 km (0.118 R)
• M18: 12,325,369 km (0.065 R)
• M19: 13,163,715 km (0.109 R)
• M20: 13,596,950 km (0.104 R)
• M21: 22,800,810 km (0.1 R)
• M22: 25,147,851 km (0.079 R)
• M23: 31,326,243 km (0.089 R)
• M24: 36,432,317 km (0.057 R)
• M25: 38,299,000 km (0.08 R)
• M26: 42,066,472 km (0.063 R)
• M27: 42,691,343 km (0.061 R)
• M28: 43,959,634 km (0.042 R)
• M29: 48,596,420 km (0.026 R)
• M30: 75,111,445 km (0.094 R)
• M31: 77,190,706 km (0.087 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 10,958 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit