🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.54 AU - 0.72 AU

Year: 328 Days

Day: 33.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.9

Radius: 12.6

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.93 AU - 1.05 AU

Year: 646 Days

Day: 12.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 50,286,885 km

• M1: 190,438 km (0.096 R)
• M2: 758,162 km (0.055 R)
• M3: 2,149,422 km (0.041 R)
• M4: 3,041,175 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.7

Radius: 11.8

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.05 AU - 1.21 AU

Year: 788 Days

Day: 10.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 50,286,885 km

• M1: 150,047 km (0.066 R)
• M2: 637,885 km (0.088 R)
• M3: 1,202,019 km (0.032 R)
• M4: 2,269,250 km (0.102 R)
• M5: 3,080,519 km (0.064 R)
• M6: 5,182,818 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 14.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.26 AU - 1.82 AU

Year: 1254 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,286,885 km

• M1: 184,155 km (0.111 R)
• M2: 718,818 km (0.091 R)
• M3: 1,216,380 km (0.116 R)
• M4: 1,699,133 km (0.106 R)
• M5: 2,202,829 km (0.094 R)
• M6: 2,743,475 km (0.102 R)
• M7: 4,373,344 km (0.118 R)
• M8: 4,982,207 km (0.067 R)
• M9: 5,796,170 km (0.113 R)
• M10: 6,697,347 km (0.08 R)
• M11: 7,281,826 km (0.104 R)
• M12: 7,794,647 km (0.059 R)
• M13: 9,450,397 km (0.119 R)
• M14: 11,500,486 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.3

Radius: 9.5

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.57 AU - 2.25 AU

Year: 1732 Days

Day: 6.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,286,885 km

• M1: 118,182 km (0.064 R)
• M2: 420,370 km (0.093 R)
• M3: 795,861 km (0.094 R)
• M4: 1,155,045 km (0.082 R)
• M5: 1,536,669 km (0.077 R)
• M6: 2,106,039 km (0.098 R)
• M7: 2,440,390 km (0.102 R)
• M8: 2,771,749 km (0.072 R)
• M9: 3,406,044 km (0.104 R)
• M10: 3,710,775 km (0.082 R)
• M11: 4,718,167 km (0.051 R)
• M12: 5,020,654 km (0.073 R)
• M13: 5,519,114 km (0.108 R)
• M14: 5,898,345 km (0.112 R)
• M15: 6,294,779 km (0.108 R)
• M16: 6,874,920 km (0.114 R)
• M17: 8,195,719 km (0.115 R)
• M18: 9,409,706 km (0.113 R)
• M19: 9,890,663 km (0.034 R)
• M20: 10,869,332 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.8

Radius: 14.7

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.91 AU - 2.07 AU

Year: 1842 Days

Day: 8 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,286,885 km

• M1: 182,809 km (0.089 R)
• M2: 793,018 km (0.102 R)
• M3: 1,680,433 km (0.106 R)
• M4: 2,253,542 km (0.113 R)
• M5: 3,125,848 km (0.114 R)
• M6: 3,641,362 km (0.095 R)
• M7: 4,865,970 km (0.066 R)
• M8: 5,914,053 km (0.114 R)
• M9: 10,792,589 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.5

Radius: 10.3

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.33 AU - 3.09 AU

Year: 2927 Days

Day: 5.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,286,885 km

• M1: 128,056 km (0.032 R)
• M2: 1,005,896 km (0.051 R)
• M3: 1,598,603 km (0.053 R)
• M4: 2,637,859 km (0.085 R)
• M5: 2,995,997 km (0.101 R)
• M6: 3,953,423 km (0.059 R)
• M7: 4,358,384 km (0.097 R)
• M8: 5,302,347 km (0.104 R)
• M9: 7,431,723 km (0.109 R)
• M10: 7,884,705 km (0.099 R)
• M11: 11,250,807 km (0.065 R)
• M12: 11,718,899 km (0.096 R)
• M13: 12,512,964 km (0.117 R)
• M14: 14,805,701 km (0.11 R)
• M15: 15,472,010 km (0.091 R)
• M16: 16,265,477 km (0.107 R)
• M17: 17,197,322 km (0.115 R)
• M18: 17,648,061 km (0.12 R)
• M19: 18,338,754 km (0.107 R)
• M20: 18,928,020 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812

Radius: 8.3

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.52 AU - 4.54 AU

Year: 6325 Days

Day: 13.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,286,885 km

• M1: 104,120 km (0.029 R)
• M2: 625,020 km (0.113 R)
• M3: 1,109,717 km (0.096 R)
• M4: 2,068,939 km (0.103 R)
• M5: 2,543,014 km (0.1 R)
• M6: 2,984,926 km (0.097 R)
• M7: 4,022,836 km (0.032 R)
• M8: 7,565,912 km (0.04 R)
• M9: 8,944,157 km (0.12 R)
• M10: 10,530,194 km (0.113 R)
• M11: 12,616,785 km (0.076 R)
• M12: 14,904,137 km (0.096 R)
• M13: 15,955,062 km (0.11 R)
• M14: 18,903,486 km (0.047 R)
• M15: 23,483,275 km (0.057 R)
• M16: 27,549,794 km (0.102 R)
• M17: 28,008,312 km (0.042 R)
• M18: 30,965,114 km (0.106 R)
• M19: 36,381,454 km (0.115 R)
• M20: 36,711,916 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34

Radius: 3

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.38 AU - 7.6 AU

Year: 10846 Days

Day: 22.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,286,885 km

• M1: 41,289 km (0.074 R)
• M2: 243,097 km (0.091 R)
• M3: 386,561 km (0.084 R)
• M4: 895,942 km (0.115 R)
• M5: 1,335,161 km (0.051 R)
• M6: 2,413,163 km (0.119 R)
• M7: 3,041,474 km (0.108 R)
• M8: 3,771,811 km (0.111 R)
• M9: 5,017,213 km (0.026 R)
• M10: 6,764,068 km (0.091 R)
• M11: 8,810,417 km (0.055 R)
• M12: 9,468,199 km (0.112 R)
• M13: 17,504,297 km (0.091 R)
• M14: 17,990,042 km (0.044 R)
• M15: 18,484,612 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.5

Radius: 6.8

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.12 AU - 10.32 AU

Year: 18366 Days

Day: 23.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,286,885 km

• M1: 397,332 km (0.082 R)
• M2: 1,668,615 km (0.097 R)
• M3: 2,040,365 km (0.05 R)
• M4: 2,525,810 km (0.102 R)
• M5: 3,444,341 km (0.057 R)
• M6: 7,021,974 km (0.097 R)
• M7: 7,266,268 km (0.079 R)
• M8: 8,033,555 km (0.119 R)
• M9: 8,995,769 km (0.038 R)
• M10: 9,628,568 km (0.114 R)
• M11: 13,493,130 km (0.069 R)
• M12: 20,181,351 km (0.098 R)
• M13: 28,273,998 km (0.115 R)
• M14: 28,893,482 km (0.066 R)
• M15: 34,882,484 km (0.106 R)
• M16: 39,432,054 km (0.077 R)
• M17: 42,855,452 km (0.106 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 10,624 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit