🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.65 AU - 0.77 AU

Year: 225 Days

Day: 21.8 Hours

Environment

Temp: 91 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.33 AU - 1.49 AU

Year: 631 Days

Day: 21.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.4

Radius: 9.9

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.43 AU - 5.81 AU

Year: 4364 Days

Day: 5.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 113,260,955 km

• M1: 128,205 km (0.081 R)
• M2: 486,492 km (0.108 R)
• M3: 1,040,004 km (0.026 R)
• M4: 2,073,726 km (0.071 R)
• M5: 2,926,134 km (0.045 R)
• M6: 3,646,897 km (0.074 R)
• M7: 4,504,691 km (0.088 R)
• M8: 5,006,143 km (0.091 R)
• M9: 6,646,334 km (0.082 R)
• M10: 7,013,148 km (0.077 R)
• M11: 7,922,105 km (0.115 R)
• M12: 8,653,938 km (0.074 R)
• M13: 8,981,108 km (0.082 R)
• M14: 15,889,987 km (0.114 R)
• M15: 16,436,767 km (0.113 R)
• M16: 20,493,412 km (0.06 R)
• M17: 22,004,201 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.1

Radius: 14.8

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.17 AU - 8.31 AU

Year: 8112 Days

Day: 14.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 113,260,955 km

• M1: 184,155 km (0.096 R)
• M2: 1,001,408 km (0.087 R)
• M3: 2,028,547 km (0.051 R)
• M4: 2,704,281 km (0.117 R)
• M5: 3,592,593 km (0.057 R)
• M6: 4,907,558 km (0.114 R)
• M7: 5,411,254 km (0.078 R)
• M8: 6,622,698 km (0.076 R)
• M9: 8,393,039 km (0.107 R)
• M10: 9,708,603 km (0.071 R)
• M11: 10,280,814 km (0.065 R)
• M12: 11,015,938 km (0.104 R)
• M13: 12,285,276 km (0.12 R)
• M14: 12,955,475 km (0.085 R)
• M15: 15,644,048 km (0.116 R)
• M16: 18,685,672 km (0.103 R)
• M17: 20,274,700 km (0.058 R)
• M18: 21,211,781 km (0.102 R)
• M19: 22,102,188 km (0.027 R)
• M20: 23,017,428 km (0.042 R)
• M21: 26,505,900 km (0.112 R)
• M22: 28,154,170 km (0.045 R)
• M23: 31,942,437 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.5

Radius: 5.7

Gravity: 14.94 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 13.19 AU - 15.87 AU

Year: 20865 Days

Day: 21.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 113,260,955 km

• M1: 71,059 km (0.09 R)
• M2: 425,606 km (0.072 R)
• M3: 844,031 km (0.085 R)
• M4: 3,085,456 km (0.07 R)
• M5: 5,125,821 km (0.117 R)
• M6: 5,384,626 km (0.099 R)
• M7: 5,848,828 km (0.117 R)
• M8: 7,448,029 km (0.118 R)
• M9: 8,577,493 km (0.077 R)
• M10: 10,745,914 km (0.042 R)
• M11: 15,816,534 km (0.073 R)
• M12: 16,765,733 km (0.077 R)
• M13: 19,392,821 km (0.077 R)
• M14: 40,802,071 km (0.106 R)
• M15: 52,777,231 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.2

Radius: 4.7

Gravity: 15.81 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 13.37 AU - 17.11 AU

Year: 22413 Days

Day: 20.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 113,260,955 km

• M1: 58,493 km (0.106 R)
• M2: 363,672 km (0.117 R)
• M3: 700,567 km (0.068 R)
• M4: 1,157,738 km (0.079 R)
• M5: 2,543,912 km (0.112 R)
• M6: 3,166,538 km (0.053 R)
• M7: 5,159,481 km (0.066 R)
• M8: 5,677,838 km (0.064 R)
• M9: 5,871,268 km (0.109 R)
• M10: 8,005,281 km (0.112 R)
• M11: 8,597,390 km (0.101 R)
• M12: 11,199,046 km (0.071 R)
• M13: 12,320,581 km (0.12 R)
• M14: 14,857,313 km (0.108 R)
• M15: 18,981,127 km (0.098 R)
• M16: 21,210,285 km (0.062 R)
• M17: 24,820,830 km (0.111 R)
• M18: 31,031,834 km (0.113 R)
• M19: 37,251,964 km (0.114 R)
• M20: 47,188,853 km (0.077 R)
• M21: 56,767,904 km (0.092 R)
• M22: 61,537,084 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.1

Radius: 8

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.11 AU - 21.09 AU

Year: 29010 Days

Day: 20.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 113,260,955 km

• M1: 99,483 km (0.101 R)
• M2: 362,176 km (0.096 R)
• M3: 657,632 km (0.096 R)
• M4: 912,098 km (0.064 R)
• M5: 1,472,941 km (0.063 R)
• M6: 1,743,264 km (0.074 R)
• M7: 2,090,032 km (0.035 R)
• M8: 5,434,891 km (0.028 R)
• M9: 7,656,419 km (0.1 R)
• M10: 8,197,365 km (0.051 R)
• M11: 8,821,487 km (0.059 R)
• M12: 9,115,447 km (0.064 R)
• M13: 9,599,396 km (0.079 R)
• M14: 10,292,633 km (0.045 R)
• M15: 15,004,068 km (0.092 R)
• M16: 16,639,622 km (0.081 R)
• M17: 17,825,035 km (0.061 R)
• M18: 23,467,119 km (0.076 R)
• M19: 31,542,412 km (0.097 R)
• M20: 33,924,160 km (0.117 R)
• M21: 34,356,497 km (0.05 R)
• M22: 39,517,474 km (0.097 R)
• M23: 43,456,386 km (0.11 R)
• M24: 46,576,998 km (0.069 R)
• M25: 48,191,907 km (0.076 R)
• M26: 61,191,513 km (0.091 R)
• M27: 67,120,974 km (0.098 R)
• M28: 68,718,380 km (0.115 R)
• M29: 70,341,068 km (0.116 R)
• M30: 81,129,917 km (0.119 R)
• M31: 83,726,936 km (0.083 R)
• M32: 89,085,981 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.3

Radius: 5.7

Gravity: 28.66 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 14.29 AU - 23.67 AU

Year: 31151 Days

Day: 23.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 113,260,955 km

• M1: 70,909 km (0.113 R)
• M2: 261,647 km (0.104 R)
• M3: 859,589 km (0.094 R)
• M4: 1,776,624 km (0.089 R)
• M5: 2,201,183 km (0.109 R)
• M6: 3,157,712 km (0.053 R)
• M7: 4,638,581 km (0.079 R)
• M8: 5,134,947 km (0.096 R)
• M9: 5,804,248 km (0.042 R)
• M10: 7,369,490 km (0.036 R)
• M11: 8,883,271 km (0.093 R)
• M12: 10,316,718 km (0.075 R)
• M13: 19,316,825 km (0.119 R)
• M14: 21,143,415 km (0.055 R)
• M15: 21,365,568 km (0.077 R)
• M16: 22,964,919 km (0.105 R)
• M17: 23,913,818 km (0.11 R)
• M18: 31,588,039 km (0.097 R)
• M19: 36,611,835 km (0.104 R)
• M20: 42,671,895 km (0.073 R)
• M21: 42,849,169 km (0.09 R)
• M22: 43,563,050 km (0.101 R)
• M23: 47,252,283 km (0.111 R)
• M24: 50,349,407 km (0.044 R)
• M25: 50,745,692 km (0.087 R)
• M26: 52,352,224 km (0.092 R)
• M27: 61,345,599 km (0.111 R)
• M28: 67,639,480 km (0.108 R)
• M29: 68,606,930 km (0.091 R)
• M30: 72,822,149 km (0.104 R)
• M31: 75,122,067 km (0.088 R)
• M32: 79,062,175 km (0.076 R)
• M33: 84,806,435 km (0.116 R)
• M34: 91,999,998 km (0.079 R)
• M35: 104,337,933 km (0.109 R)
• M36: 109,899,084 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 17,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit