🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.52 AU - 0.8 AU

Year: 346 Days

Day: 18.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,957,003 km

• M1: 266,434 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.8

Radius: 14.7

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.56 AU - 3.76 AU

Year: 3627 Days

Day: 9.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,957,003 km

• M1: 182,809 km (0.109 R)
• M2: 747,840 km (0.112 R)
• M3: 1,409,661 km (0.083 R)
• M4: 2,468,963 km (0.104 R)
• M5: 5,181,921 km (0.043 R)
• M6: 6,151,464 km (0.104 R)
• M7: 8,972,431 km (0.032 R)
• M8: 9,916,244 km (0.056 R)
• M9: 12,806,176 km (0.046 R)
• M10: 16,331,899 km (0.111 R)
• M11: 17,379,682 km (0.119 R)
• M12: 19,352,579 km (0.114 R)
• M13: 25,236,712 km (0.102 R)
• M14: 25,697,773 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 13.1

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.21 AU - 4.99 AU

Year: 5360 Days

Day: 6.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,957,003 km

• M1: 169,345 km (0.083 R)
• M2: 630,705 km (0.112 R)
• M3: 1,397,394 km (0.034 R)
• M4: 1,947,166 km (0.101 R)
• M5: 2,852,981 km (0.071 R)
• M6: 3,808,163 km (0.116 R)
• M7: 5,417,088 km (0.115 R)
• M8: 5,973,293 km (0.116 R)
• M9: 6,511,696 km (0.086 R)
• M10: 6,965,726 km (0.054 R)
• M11: 7,380,261 km (0.058 R)
• M12: 8,456,468 km (0.043 R)
• M13: 8,894,790 km (0.103 R)
• M14: 9,562,445 km (0.11 R)
• M15: 11,521,430 km (0.077 R)
• M16: 12,530,467 km (0.03 R)
• M17: 14,294,825 km (0.116 R)
• M18: 15,410,077 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574

Radius: 4

Gravity: 35.88 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.53 AU - 6.55 AU

Year: 9585 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,957,003 km

• M1: 53,706 km (0.112 R)
• M2: 336,745 km (0.095 R)
• M3: 641,326 km (0.084 R)
• M4: 1,319,304 km (0.073 R)
• M5: 1,598,154 km (0.114 R)
• M6: 4,237,808 km (0.085 R)
• M7: 4,547,476 km (0.102 R)
• M8: 5,634,005 km (0.107 R)
• M9: 7,390,135 km (0.039 R)
• M10: 7,551,102 km (0.114 R)
• M11: 8,479,058 km (0.047 R)
• M12: 11,338,172 km (0.03 R)
• M13: 15,556,533 km (0.104 R)
• M14: 15,688,478 km (0.077 R)
• M15: 15,887,743 km (0.048 R)
• M16: 19,848,945 km (0.056 R)
• M17: 20,713,172 km (0.112 R)
• M18: 21,766,341 km (0.06 R)
• M19: 27,187,917 km (0.049 R)
• M20: 28,350,891 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.6

Radius: 6.8

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.34 AU - 8.06 AU

Year: 13796 Days

Day: 20.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,957,003 km

• M1: 119,529 km (0.081 R)
• M2: 741,108 km (0.103 R)
• M3: 1,674,748 km (0.102 R)
• M4: 1,889,122 km (0.109 R)
• M5: 3,277,091 km (0.051 R)
• M6: 5,048,928 km (0.053 R)
• M7: 6,085,791 km (0.07 R)
• M8: 6,980,835 km (0.064 R)
• M9: 10,547,099 km (0.108 R)
• M10: 13,221,011 km (0.075 R)
• M11: 14,908,176 km (0.029 R)
• M12: 15,702,092 km (0.115 R)
• M13: 18,779,170 km (0.09 R)
• M14: 33,404,756 km (0.055 R)
• M15: 40,684,039 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.1

Radius: 3

Gravity: 43.34 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.94 AU - 8.86 AU

Year: 14337 Days

Day: 23.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 17,957,003 km

• M1: 37,549 km (0.119 R)
• M2: 175,777 km (0.103 R)
• M3: 356,941 km (0.097 R)
• M4: 726,447 km (0.067 R)
• M5: 894,146 km (0.071 R)
• M6: 1,722,619 km (0.091 R)
• M7: 2,220,182 km (0.09 R)
• M8: 2,512,197 km (0.042 R)
• M9: 2,742,129 km (0.112 R)
• M10: 3,341,268 km (0.039 R)
• M11: 4,455,623 km (0.063 R)
• M12: 6,234,342 km (0.12 R)
• M13: 7,341,815 km (0.102 R)
• M14: 7,467,776 km (0.086 R)
• M15: 7,898,020 km (0.115 R)
• M16: 8,390,047 km (0.108 R)
• M17: 8,807,575 km (0.078 R)
• M18: 9,684,069 km (0.101 R)
• M19: 12,067,911 km (0.109 R)
• M20: 13,146,362 km (0.076 R)
• M21: 16,620,174 km (0.057 R)
• M22: 22,196,434 km (0.091 R)
• M23: 25,785,886 km (0.113 R)
• M24: 28,588,751 km (0.103 R)
• M25: 28,900,663 km (0.069 R)
• M26: 29,743,348 km (0.064 R)
• M27: 30,602,189 km (0.114 R)
• M28: 45,965,891 km (0.099 R)
• M29: 47,112,857 km (0.099 R)
• M30: 48,131,918 km (0.027 R)
• M31: 48,425,878 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.2

Radius: 7.5

Gravity: 17.3 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.64 AU - 9.16 AU

Year: 14337 Days

Day: 15 Hours

Environment

Temp: -233 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 17,957,003 km

• M1: 95,743 km (0.05 R)
• M2: 624,422 km (0.118 R)
• M3: 862,282 km (0.118 R)
• M4: 1,201,271 km (0.079 R)
• M5: 1,440,029 km (0.12 R)
• M6: 1,831,976 km (0.114 R)
• M7: 2,574,430 km (0.109 R)
• M8: 3,206,331 km (0.064 R)
• M9: 3,558,933 km (0.111 R)
• M10: 4,374,391 km (0.086 R)
• M11: 7,426,038 km (0.114 R)
• M12: 8,492,671 km (0.05 R)
• M13: 10,866,939 km (0.072 R)
• M14: 12,565,174 km (0.113 R)
• M15: 12,898,029 km (0.08 R)
• M16: 16,637,527 km (0.107 R)
• M17: 19,232,153 km (0.115 R)
• M18: 20,123,606 km (0.088 R)
• M19: 23,161,341 km (0.12 R)
• M20: 26,929,113 km (0.064 R)
• M21: 27,482,924 km (0.108 R)
• M22: 27,818,622 km (0.1 R)
• M23: 30,965,562 km (0.068 R)
• M24: 32,312,990 km (0.103 R)
• M25: 34,601,389 km (0.092 R)
• M26: 40,069,490 km (0.052 R)
• M27: 44,683,538 km (0.112 R)
• M28: 45,303,621 km (0.106 R)
• M29: 45,929,239 km (0.113 R)
• M30: 54,420,265 km (0.098 R)
• M31: 57,833,490 km (0.082 R)
• M32: 61,196,151 km (0.113 R)
• M33: 62,345,361 km (0.116 R)
• M34: 64,489,548 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15

Radius: 3.9

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.26 AU - 9.38 AU

Year: 15495 Days

Day: 18.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 61.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,957,003 km

• M1: 48,470 km (0.043 R)
• M2: 883,974 km (0.085 R)
• M3: 1,413,550 km (0.053 R)
• M4: 2,028,996 km (0.064 R)
• M5: 3,435,366 km (0.102 R)
• M6: 7,217,499 km (0.091 R)
• M7: 7,394,024 km (0.067 R)
• M8: 10,104,439 km (0.064 R)
• M9: 15,065,852 km (0.071 R)
• M10: 16,292,255 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 20,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit