🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.44 AU - 0.58 AU

Year: 239 Days

Day: 21.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,249,997 km

• M1: 35,155 km (0.077 R)
• M2: 87,964 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.5 AU - 0.66 AU

Year: 290 Days

Day: 28.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.9

Radius: 10

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.16 AU - 3.78 AU

Year: 4240 Days

Day: 10.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,249,997 km

• M1: 124,316 km (0.082 R)
• M2: 540,497 km (0.086 R)
• M3: 879,336 km (0.099 R)
• M4: 1,373,608 km (0.079 R)
• M5: 1,746,256 km (0.105 R)
• M6: 2,564,257 km (0.113 R)
• M7: 4,535,059 km (0.109 R)
• M8: 5,620,841 km (0.111 R)
• M9: 8,878,634 km (0.12 R)
• M10: 9,387,117 km (0.075 R)
• M11: 13,018,007 km (0.091 R)
• M12: 13,591,715 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731

Radius: 9

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.38 AU - 4.42 AU

Year: 5052 Days

Day: 14.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,249,997 km

• M1: 115,190 km (0.087 R)
• M2: 550,670 km (0.081 R)
• M3: 2,840,265 km (0.038 R)
• M4: 3,430,130 km (0.116 R)
• M5: 5,041,448 km (0.084 R)
• M6: 5,725,859 km (0.088 R)
• M7: 6,535,482 km (0.049 R)
• M8: 6,968,119 km (0.101 R)
• M9: 7,707,133 km (0.068 R)
• M10: 11,959,303 km (0.092 R)
• M11: 12,965,647 km (0.055 R)
• M12: 14,027,493 km (0.077 R)
• M13: 14,523,709 km (0.074 R)
• M14: 16,687,942 km (0.045 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.7

Radius: 3.3

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.84 AU - 7.94 AU

Year: 11864 Days

Day: 15.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,249,997 km

• M1: 41,139 km (0.082 R)
• M2: 191,036 km (0.04 R)
• M3: 342,130 km (0.112 R)
• M4: 5,150,206 km (0.098 R)
• M5: 6,543,860 km (0.092 R)
• M6: 10,967,469 km (0.061 R)
• M7: 14,867,485 km (0.075 R)
• M8: 17,906,716 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.6

Radius: 7.7

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.98 AU - 7.06 AU

Year: 12202 Days

Day: 18.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,249,997 km

• M1: 95,892 km (0.091 R)
• M2: 392,994 km (0.029 R)
• M3: 727,494 km (0.043 R)
• M4: 982,409 km (0.036 R)
• M5: 1,261,260 km (0.059 R)
• M6: 1,883,736 km (0.028 R)
• M7: 2,282,864 km (0.065 R)
• M8: 2,613,325 km (0.086 R)
• M9: 4,770,526 km (0.062 R)
• M10: 5,247,145 km (0.112 R)
• M11: 5,582,394 km (0.043 R)
• M12: 6,790,846 km (0.117 R)
• M13: 11,231,509 km (0.079 R)
• M14: 12,839,088 km (0.098 R)
• M15: 15,057,175 km (0.104 R)
• M16: 21,229,733 km (0.06 R)
• M17: 30,802,950 km (0.07 R)
• M18: 31,454,747 km (0.118 R)
• M19: 32,337,973 km (0.066 R)
• M20: 35,441,381 km (0.11 R)
• M21: 37,126,152 km (0.109 R)
• M22: 40,395,315 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.3

Radius: 6.8

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.56 AU - 7.82 AU

Year: 12647 Days

Day: 21.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,249,997 km

• M1: 84,523 km (0.025 R)
• M2: 395,836 km (0.054 R)
• M3: 1,199,775 km (0.089 R)
• M4: 2,454,602 km (0.081 R)
• M5: 3,484,284 km (0.06 R)
• M6: 5,773,131 km (0.092 R)
• M7: 6,744,171 km (0.101 R)
• M8: 8,628,805 km (0.12 R)
• M9: 9,741,963 km (0.091 R)
• M10: 11,278,183 km (0.083 R)
• M11: 12,250,121 km (0.116 R)
• M12: 15,638,363 km (0.103 R)
• M13: 16,772,614 km (0.096 R)
• M14: 21,429,895 km (0.103 R)
• M15: 23,095,817 km (0.119 R)
• M16: 29,446,994 km (0.106 R)
• M17: 38,239,310 km (0.073 R)
• M18: 38,872,408 km (0.102 R)
• M19: 42,682,965 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.2

Radius: 6.4

Gravity: 18.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.86 AU - 11.88 AU

Year: 20342 Days

Day: 18.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,249,997 km

• M1: 81,381 km (0.106 R)
• M2: 454,927 km (0.094 R)
• M3: 823,387 km (0.104 R)
• M4: 1,471,145 km (0.101 R)
• M5: 1,874,013 km (0.115 R)
• M6: 2,772,348 km (0.111 R)
• M7: 3,055,985 km (0.04 R)
• M8: 4,355,542 km (0.117 R)
• M9: 9,508,441 km (0.101 R)
• M10: 11,019,978 km (0.079 R)
• M11: 13,908,862 km (0.101 R)
• M12: 14,283,305 km (0.032 R)
• M13: 15,367,441 km (0.104 R)
• M14: 16,174,671 km (0.088 R)
• M15: 17,352,007 km (0.043 R)
• M16: 19,315,628 km (0.101 R)
• M17: 20,065,114 km (0.076 R)
• M18: 20,543,079 km (0.104 R)
• M19: 34,559,801 km (0.039 R)
• M20: 39,410,961 km (0.107 R)
• M21: 42,466,497 km (0.074 R)
• M22: 44,373,571 km (0.08 R)
• M23: 45,021,778 km (0.081 R)
• M24: 47,340,246 km (0.077 R)
• M25: 52,393,513 km (0.095 R)
• M26: 53,117,566 km (0.096 R)
• M27: 54,585,720 km (0.116 R)
• M28: 57,987,426 km (0.067 R)
• M29: 58,762,044 km (0.094 R)
• M30: 59,543,692 km (0.033 R)
• M31: 69,687,625 km (0.115 R)
• M32: 70,124,451 km (0.107 R)
• M33: 75,280,491 km (0.082 R)
• M34: 77,365,137 km (0.1 R)
• M35: 78,068,397 km (0.112 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: 380 - 15,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit