🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.94 AU - 1.24 AU

Year: 433 Days

Day: 24.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.99 AU - 1.27 AU

Year: 457 Days

Day: 40.9 Hours

Environment

Temp: -11 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.4 AU - 1.46 AU

Year: 651 Days

Day: 46 Hours

Environment

Temp: -55 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.02 AU - 4.34 AU

Year: 2688 Days

Day: 12.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,536,168 km

• M1: 23,936 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.7

Radius: 13

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.51 AU - 5.01 AU

Year: 3348 Days

Day: 5.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,536,168 km

• M1: 162,014 km (0.064 R)
• M2: 579,093 km (0.081 R)
• M3: 1,132,905 km (0.085 R)
• M4: 1,691,802 km (0.104 R)
• M5: 2,171,862 km (0.037 R)
• M6: 2,641,300 km (0.052 R)
• M7: 3,715,114 km (0.11 R)
• M8: 4,475,519 km (0.12 R)
• M9: 5,455,685 km (0.046 R)
• M10: 6,281,016 km (0.118 R)
• M11: 7,628,145 km (0.081 R)
• M12: 8,726,044 km (0.109 R)
• M13: 9,159,728 km (0.071 R)
• M14: 9,784,000 km (0.093 R)
• M15: 10,362,645 km (0.068 R)
• M16: 11,156,710 km (0.062 R)
• M17: 11,748,370 km (0.091 R)
• M18: 13,037,754 km (0.1 R)
• M19: 13,694,638 km (0.116 R)
• M20: 15,945,787 km (0.104 R)
• M21: 16,545,076 km (0.05 R)
• M22: 17,055,952 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.7

Radius: 14.5

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.11 AU - 5.21 AU

Year: 3831 Days

Day: 8.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 178.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,536,168 km

• M1: 180,265 km (0.104 R)
• M2: 828,024 km (0.053 R)
• M3: 1,305,241 km (0.064 R)
• M4: 1,759,271 km (0.098 R)
• M5: 3,651,235 km (0.112 R)
• M6: 4,368,108 km (0.073 R)
• M7: 5,151,403 km (0.049 R)
• M8: 6,290,291 km (0.11 R)
• M9: 6,999,385 km (0.043 R)
• M10: 9,490,489 km (0.068 R)
• M11: 10,936,352 km (0.094 R)
• M12: 14,107,079 km (0.112 R)
• M13: 19,718,047 km (0.065 R)
• M14: 21,511,127 km (0.063 R)
• M15: 22,062,844 km (0.106 R)
• M16: 23,122,595 km (0.113 R)
• M17: 24,663,004 km (0.099 R)
• M18: 25,115,538 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 14.9

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.03 AU - 5.53 AU

Year: 3980 Days

Day: 10.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,536,168 km

• M1: 185,352 km (0.108 R)
• M2: 933,341 km (0.12 R)
• M3: 1,495,380 km (0.111 R)
• M4: 2,259,077 km (0.053 R)
• M5: 4,445,002 km (0.116 R)
• M6: 9,507,992 km (0.101 R)
• M7: 10,821,910 km (0.106 R)
• M8: 12,253,711 km (0.084 R)
• M9: 18,407,719 km (0.062 R)
• M10: 19,204,776 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340

Radius: 3.6

Gravity: 26.23 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 17.42 AU - 18.68 AU

Year: 29202 Days

Day: 22.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,536,168 km

• M1: 44,879 km (0.11 R)
• M2: 182,061 km (0.073 R)
• M3: 511,924 km (0.108 R)
• M4: 637,287 km (0.105 R)
• M5: 752,178 km (0.079 R)
• M6: 904,170 km (0.112 R)
• M7: 1,050,476 km (0.116 R)
• M8: 1,422,526 km (0.102 R)
• M9: 2,116,211 km (0.118 R)
• M10: 2,331,034 km (0.067 R)
• M11: 2,958,148 km (0.08 R)
• M12: 4,230,029 km (0.098 R)
• M13: 5,230,690 km (0.038 R)
• M14: 6,645,736 km (0.114 R)
• M15: 7,987,928 km (0.07 R)
• M16: 9,329,970 km (0.059 R)
• M17: 10,940,691 km (0.066 R)
• M18: 11,910,982 km (0.062 R)
• M19: 12,519,995 km (0.085 R)
• M20: 13,007,834 km (0.08 R)
• M21: 14,021,210 km (0.049 R)
• M22: 14,170,210 km (0.07 R)
• M23: 19,145,835 km (0.107 R)
• M24: 21,522,945 km (0.12 R)
• M25: 22,730,798 km (0.113 R)
• M26: 24,089,446 km (0.075 R)
• M27: 26,967,559 km (0.096 R)
• M28: 29,697,421 km (0.045 R)
• M29: 34,466,003 km (0.05 R)
• M30: 35,560,162 km (0.066 R)
• M31: 37,961,656 km (0.049 R)
• M32: 47,970,951 km (0.112 R)
• M33: 51,425,764 km (0.119 R)
• M34: 51,780,161 km (0.119 R)
• M35: 64,202,619 km (0.052 R)
• M36: 67,538,502 km (0.095 R)
• M37: 69,464,724 km (0.095 R)
• M38: 73,875,767 km (0.078 R)
• M39: 75,234,564 km (0.12 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: 521 - 18,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit