🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.72 AU - 1.02 AU

Year: 301 Days

Day: 44.4 Hours

Environment

Temp: 117 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.92 AU - 2.5 AU

Year: 1218 Days

Day: 39.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.36 AU - 4.64 AU

Year: 3540 Days

Day: 47.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,141,437 km

• M1: 3,662,754 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.8

Radius: 9.3

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.09 AU - 7.63 AU

Year: 6663 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 110,141,437 km

• M1: 118,631 km (0.094 R)
• M2: 509,979 km (0.048 R)
• M3: 1,689,558 km (0.064 R)
• M4: 2,021,666 km (0.083 R)
• M5: 4,287,774 km (0.039 R)
• M6: 5,321,795 km (0.054 R)
• M7: 6,514,090 km (0.057 R)
• M8: 6,936,704 km (0.045 R)
• M9: 9,329,970 km (0.083 R)
• M10: 12,385,208 km (0.058 R)
• M11: 13,256,167 km (0.1 R)
• M12: 14,697,841 km (0.093 R)
• M13: 20,906,452 km (0.08 R)
• M14: 23,831,090 km (0.089 R)
• M15: 26,838,756 km (0.113 R)
• M16: 27,560,266 km (0.048 R)
• M17: 34,223,056 km (0.062 R)
• M18: 35,392,911 km (0.1 R)
• M19: 36,479,441 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344

Radius: 15

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.08 AU - 8.32 AU

Year: 7165 Days

Day: 10.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 110,141,437 km

• M1: 189,541 km (0.11 R)
• M2: 750,832 km (0.116 R)
• M3: 2,432,910 km (0.115 R)
• M4: 3,456,608 km (0.081 R)
• M5: 4,908,007 km (0.066 R)
• M6: 6,287,748 km (0.116 R)
• M7: 8,284,730 km (0.086 R)
• M8: 9,183,664 km (0.089 R)
• M9: 10,765,512 km (0.113 R)
• M10: 11,550,601 km (0.112 R)
• M11: 12,176,519 km (0.092 R)
• M12: 14,519,670 km (0.117 R)
• M13: 19,878,116 km (0.102 R)
• M14: 23,337,417 km (0.081 R)
• M15: 27,517,780 km (0.088 R)
• M16: 29,427,996 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.7

Radius: 11.5

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.13 AU - 10.57 AU

Year: 10603 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 110,141,437 km

• M1: 143,016 km (0.107 R)
• M2: 505,042 km (0.108 R)
• M3: 1,545,944 km (0.108 R)
• M4: 2,131,770 km (0.062 R)
• M5: 3,085,306 km (0.118 R)
• M6: 3,856,932 km (0.09 R)
• M7: 4,361,526 km (0.081 R)
• M8: 4,941,517 km (0.052 R)
• M9: 6,218,933 km (0.103 R)
• M10: 6,677,301 km (0.109 R)
• M11: 7,835,338 km (0.096 R)
• M12: 10,281,562 km (0.108 R)
• M13: 11,706,931 km (0.111 R)
• M14: 13,385,120 km (0.068 R)
• M15: 14,413,156 km (0.115 R)
• M16: 20,357,278 km (0.12 R)
• M17: 21,370,654 km (0.102 R)
• M18: 23,043,458 km (0.092 R)
• M19: 30,177,780 km (0.115 R)
• M20: 34,007,635 km (0.105 R)
• M21: 37,520,792 km (0.036 R)
• M22: 41,804,676 km (0.047 R)
• M23: 43,855,513 km (0.103 R)
• M24: 51,484,406 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.2

Radius: 11.2

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.93 AU - 12.41 AU

Year: 12028 Days

Day: 7.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 110,141,437 km

• M1: 149,747 km (0.088 R)
• M2: 705,952 km (0.118 R)
• M3: 1,746,406 km (0.07 R)
• M4: 2,119,951 km (0.101 R)
• M5: 2,961,589 km (0.096 R)
• M6: 3,363,259 km (0.105 R)
• M7: 3,885,206 km (0.108 R)
• M8: 5,726,906 km (0.045 R)
• M9: 8,230,875 km (0.067 R)
• M10: 9,030,924 km (0.106 R)
• M11: 10,042,505 km (0.105 R)
• M12: 10,913,464 km (0.096 R)
• M13: 13,679,828 km (0.107 R)
• M14: 16,206,087 km (0.081 R)
• M15: 16,769,024 km (0.093 R)
• M16: 21,889,908 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.2

Radius: 6.6

Gravity: 12.36 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.47 AU - 20.43 AU

Year: 27033 Days

Day: 21.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 110,141,437 km

• M1: 241,601 km (0.038 R)
• M2: 708,196 km (0.071 R)
• M3: 1,252,733 km (0.047 R)
• M4: 1,589,178 km (0.057 R)
• M5: 2,374,268 km (0.075 R)
• M6: 2,944,984 km (0.045 R)
• M7: 3,512,259 km (0.105 R)
• M8: 6,435,102 km (0.053 R)
• M9: 8,266,330 km (0.108 R)
• M10: 9,156,437 km (0.065 R)
• M11: 12,490,375 km (0.105 R)
• M12: 13,139,480 km (0.044 R)
• M13: 16,383,959 km (0.097 R)
• M14: 24,289,309 km (0.045 R)
• M15: 25,527,680 km (0.11 R)
• M16: 30,129,161 km (0.045 R)
• M17: 36,839,822 km (0.112 R)
• M18: 42,682,068 km (0.097 R)
• M19: 48,231,999 km (0.105 R)
• M20: 60,126,526 km (0.044 R)
• M21: 64,488,052 km (0.031 R)
• M22: 64,914,106 km (0.069 R)
• M23: 76,900,486 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.7

Radius: 6

Gravity: 24.24 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 15.11 AU - 23.01 AU

Year: 30859 Days

Day: 19.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 110,141,437 km

• M1: 74,649 km (0.081 R)
• M2: 333,603 km (0.092 R)
• M3: 569,070 km (0.095 R)
• M4: 1,278,912 km (0.112 R)
• M5: 1,596,209 km (0.077 R)
• M6: 1,986,959 km (0.11 R)
• M7: 2,814,983 km (0.065 R)
• M8: 3,046,411 km (0.081 R)
• M9: 4,673,437 km (0.077 R)
• M10: 4,916,085 km (0.107 R)
• M11: 5,832,671 km (0.112 R)
• M12: 6,806,703 km (0.118 R)
• M13: 7,772,058 km (0.105 R)
• M14: 7,998,400 km (0.038 R)
• M15: 11,069,943 km (0.052 R)
• M16: 13,263,198 km (0.086 R)
• M17: 14,934,206 km (0.088 R)
• M18: 19,821,269 km (0.066 R)
• M19: 21,997,320 km (0.057 R)
• M20: 24,207,479 km (0.117 R)
• M21: 26,053,516 km (0.096 R)
• M22: 31,288,843 km (0.106 R)
• M23: 33,030,611 km (0.093 R)
• M24: 33,327,114 km (0.114 R)
• M25: 35,297,468 km (0.065 R)
• M26: 47,256,023 km (0.057 R)
• M27: 49,544,720 km (0.111 R)
• M28: 53,318,027 km (0.095 R)
• M29: 55,378,738 km (0.115 R)
• M30: 58,136,425 km (0.052 R)
• M31: 61,654,369 km (0.117 R)
• M32: 78,719,297 km (0.107 R)
• M33: 86,623,450 km (0.037 R)
• M34: 91,786,372 km (0.109 R)
• M35: 93,848,429 km (0.089 R)
• M36: 105,904,372 km (0.093 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 12,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit