🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.5 AU - 0.54 AU

Year: 238 Days

Day: 43.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.4

Radius: 11.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.73 AU - 1.01 AU

Year: 516 Days

Day: 9.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,184,116 km

• M1: 138,528 km (0.094 R)
• M2: 740,958 km (0.099 R)
• M3: 1,091,915 km (0.085 R)
• M4: 2,094,520 km (0.098 R)
• M5: 2,538,077 km (0.104 R)
• M6: 3,309,703 km (0.108 R)
• M7: 3,955,816 km (0.104 R)
• M8: 4,579,191 km (0.083 R)
• M9: 6,258,726 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.9

Radius: 8.2

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.7 AU - 1.14 AU

Year: 561 Days

Day: 13.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,184,116 km

• M1: 102,026 km (0.103 R)
• M2: 381,774 km (0.104 R)
• M3: 750,682 km (0.103 R)
• M4: 1,007,990 km (0.079 R)
• M5: 1,325,587 km (0.093 R)
• M6: 1,639,593 km (0.036 R)
• M7: 1,933,403 km (0.064 R)
• M8: 2,400,148 km (0.119 R)
• M9: 3,033,695 km (0.082 R)
• M10: 3,545,619 km (0.108 R)
• M11: 4,757,511 km (0.111 R)
• M12: 5,977,033 km (0.093 R)
• M13: 6,380,648 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.4

Radius: 12.2

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.79 AU - 1.25 AU

Year: 655 Days

Day: 9.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 51,184,116 km

• M1: 151,692 km (0.043 R)
• M2: 604,824 km (0.107 R)
• M3: 1,075,609 km (0.117 R)
• M4: 2,332,380 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.1

Radius: 8.2

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.96 AU - 1.2 AU

Year: 714 Days

Day: 10.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,184,116 km

• M1: 102,026 km (0.034 R)
• M2: 376,538 km (0.104 R)
• M3: 692,339 km (0.064 R)
• M4: 979,567 km (0.046 R)
• M5: 1,426,266 km (0.091 R)
• M6: 1,704,967 km (0.057 R)
• M7: 2,029,146 km (0.101 R)
• M8: 2,317,720 km (0.116 R)
• M9: 2,781,024 km (0.064 R)
• M10: 3,654,826 km (0.05 R)
• M11: 4,141,168 km (0.116 R)
• M12: 5,046,983 km (0.079 R)
• M13: 5,546,640 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.5

Radius: 14.3

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.28 AU - 1.84 AU

Year: 1239 Days

Day: 10.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,184,116 km

• M1: 178,171 km (0.096 R)
• M2: 1,035,516 km (0.099 R)
• M3: 1,508,844 km (0.047 R)
• M4: 2,098,260 km (0.075 R)
• M5: 2,595,523 km (0.097 R)
• M6: 3,186,285 km (0.11 R)
• M7: 4,102,422 km (0.062 R)
• M8: 4,623,023 km (0.101 R)
• M9: 5,330,920 km (0.08 R)
• M10: 6,270,395 km (0.081 R)
• M11: 7,472,563 km (0.097 R)
• M12: 8,337,389 km (0.102 R)
• M13: 9,789,834 km (0.094 R)
• M14: 10,461,678 km (0.08 R)
• M15: 11,232,706 km (0.098 R)
• M16: 12,113,388 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.3

Radius: 13.5

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.79 AU - 6.19 AU

Year: 9321 Days

Day: 14.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,184,116 km

• M1: 171,738 km (0.078 R)
• M2: 1,937,891 km (0.11 R)
• M3: 4,287,924 km (0.055 R)
• M4: 5,462,716 km (0.093 R)
• M5: 7,122,504 km (0.06 R)
• M6: 8,323,027 km (0.115 R)
• M7: 9,567,083 km (0.104 R)
• M8: 10,789,746 km (0.108 R)
• M9: 13,216,822 km (0.089 R)
• M10: 13,654,097 km (0.103 R)
• M11: 16,111,242 km (0.115 R)
• M12: 17,971,342 km (0.101 R)
• M13: 19,265,214 km (0.116 R)
• M14: 19,757,241 km (0.113 R)
• M15: 21,961,865 km (0.12 R)
• M16: 22,499,071 km (0.1 R)
• M17: 24,407,641 km (0.085 R)
• M18: 25,401,419 km (0.11 R)
• M19: 26,942,427 km (0.113 R)
• M20: 27,558,172 km (0.083 R)
• M21: 31,066,541 km (0.078 R)
• M22: 32,629,091 km (0.047 R)
• M23: 34,448,949 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.9

Radius: 6.5

Gravity: 18.48 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.03 AU - 6.17 AU

Year: 9579 Days

Day: 16.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,184,116 km

• M1: 94,247 km (0.08 R)
• M2: 383,419 km (0.094 R)
• M3: 664,215 km (0.118 R)
• M4: 944,561 km (0.095 R)
• M5: 1,229,246 km (0.101 R)
• M6: 1,432,100 km (0.104 R)
• M7: 1,939,985 km (0.095 R)
• M8: 2,199,537 km (0.104 R)
• M9: 2,521,472 km (0.04 R)
• M10: 2,725,374 km (0.118 R)
• M11: 3,654,227 km (0.051 R)
• M12: 3,889,395 km (0.096 R)
• M13: 4,107,060 km (0.103 R)
• M14: 4,419,420 km (0.107 R)
• M15: 4,747,788 km (0.115 R)
• M16: 9,171,995 km (0.082 R)
• M17: 10,678,745 km (0.109 R)
• M18: 11,380,209 km (0.087 R)
• M19: 12,518,948 km (0.056 R)
• M20: 17,614,401 km (0.063 R)
• M21: 18,592,472 km (0.062 R)
• M22: 19,448,022 km (0.105 R)
• M23: 21,828,723 km (0.06 R)
• M24: 22,956,392 km (0.068 R)
• M25: 25,233,122 km (0.087 R)
• M26: 27,656,308 km (0.111 R)
• M27: 29,078,834 km (0.068 R)
• M28: 30,124,374 km (0.1 R)
• M29: 32,290,102 km (0.062 R)
• M30: 36,087,046 km (0.113 R)
• M31: 37,661,114 km (0.094 R)
• M32: 39,154,101 km (0.108 R)
• M33: 45,521,884 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.3

Radius: 4.3

Gravity: 41.39 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.56 AU - 7.36 AU

Year: 10440 Days

Day: 24.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,184,116 km

• M1: 53,406 km (0.105 R)
• M2: 203,004 km (0.117 R)
• M3: 382,522 km (0.104 R)
• M4: 612,902 km (0.081 R)
• M5: 1,105,229 km (0.096 R)
• M6: 1,300,454 km (0.028 R)
• M7: 2,171,413 km (0.102 R)
• M8: 4,869,859 km (0.101 R)
• M9: 5,328,227 km (0.075 R)
• M10: 6,560,615 km (0.1 R)
• M11: 6,796,231 km (0.045 R)
• M12: 9,275,517 km (0.067 R)
• M13: 10,029,640 km (0.067 R)
• M14: 11,376,170 km (0.104 R)
• M15: 17,366,817 km (0.08 R)
• M16: 18,353,714 km (0.12 R)
• M17: 18,979,332 km (0.109 R)
• M18: 19,619,013 km (0.098 R)
• M19: 20,190,327 km (0.118 R)
• M20: 22,233,834 km (0.105 R)
• M21: 23,670,273 km (0.059 R)
• M22: 24,504,730 km (0.103 R)
• M23: 24,787,170 km (0.068 R)
• M24: 27,936,954 km (0.111 R)
• M25: 30,575,860 km (0.078 R)
• M26: 32,011,401 km (0.118 R)
• M27: 34,660,480 km (0.028 R)
• M28: 39,609,178 km (0.087 R)
• M29: 41,580,130 km (0.108 R)
• M30: 42,657,384 km (0.092 R)
• M31: 49,066,606 km (0.107 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 17,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit