🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.98 AU - 1.16 AU

Year: 410 Days

Day: 13.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.97 AU - 1.39 AU

Year: 475 Days

Day: 27.5 Hours

Environment

Temp: -12 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.6 AU - 2.52 AU

Year: 1096 Days

Day: 12.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 63.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.36 AU - 3.56 AU

Year: 1889 Days

Day: 46.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.07 AU - 3.91 AU

Year: 2418 Days

Day: 20.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,716,802 km

• M1: 553,363 km (0.091 R)
• M2: 1,115,402 km (0.11 R)

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.9

Radius: 10.1

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.92 AU - 7.32 AU

Year: 5615 Days

Day: 13.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,716,802 km

• M1: 125,662 km (0.117 R)
• M2: 442,511 km (0.059 R)
• M3: 1,354,010 km (0.068 R)
• M4: 1,834,219 km (0.094 R)
• M5: 2,297,973 km (0.07 R)
• M6: 2,766,813 km (0.085 R)
• M7: 3,525,723 km (0.109 R)
• M8: 3,942,951 km (0.055 R)
• M9: 4,669,099 km (0.1 R)
• M10: 5,832,372 km (0.051 R)
• M11: 6,610,880 km (0.05 R)
• M12: 7,925,097 km (0.033 R)
• M13: 10,971,358 km (0.102 R)
• M14: 12,058,336 km (0.108 R)
• M15: 12,703,702 km (0.04 R)
• M16: 14,335,515 km (0.073 R)
• M17: 17,819,650 km (0.044 R)
• M18: 21,112,747 km (0.12 R)
• M19: 26,822,749 km (0.112 R)
• M20: 28,439,453 km (0.073 R)
• M21: 28,875,531 km (0.109 R)
• M22: 29,671,690 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.1

Radius: 11

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.01 AU - 9.61 AU

Year: 8094 Days

Day: 11.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 153.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,716,802 km

• M1: 137,331 km (0.088 R)
• M2: 616,642 km (0.101 R)
• M3: 1,126,173 km (0.076 R)
• M4: 2,513,543 km (0.057 R)
• M5: 3,456,010 km (0.11 R)
• M6: 3,825,218 km (0.079 R)
• M7: 5,173,244 km (0.05 R)
• M8: 5,714,339 km (0.077 R)
• M9: 6,473,848 km (0.06 R)
• M10: 8,373,890 km (0.11 R)
• M11: 9,590,570 km (0.094 R)
• M12: 10,921,393 km (0.056 R)
• M13: 13,143,071 km (0.09 R)
• M14: 13,691,945 km (0.069 R)
• M15: 14,049,035 km (0.103 R)
• M16: 15,049,995 km (0.085 R)
• M17: 17,430,396 km (0.025 R)
• M18: 21,048,121 km (0.103 R)
• M19: 22,007,941 km (0.044 R)
• M20: 24,236,501 km (0.07 R)
• M21: 24,986,435 km (0.106 R)
• M22: 25,906,761 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648

Radius: 14.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.86 AU - 11 AU

Year: 12492 Days

Day: 12.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 102,716,802 km

• M1: 195,225 km (0.032 R)
• M2: 762,052 km (0.078 R)
• M3: 1,326,484 km (0.087 R)
• M4: 1,834,818 km (0.079 R)
• M5: 4,098,832 km (0.087 R)
• M6: 5,511,934 km (0.115 R)
• M7: 6,049,289 km (0.098 R)
• M8: 7,229,915 km (0.053 R)
• M9: 8,009,021 km (0.067 R)
• M10: 9,431,697 km (0.068 R)
• M11: 10,961,485 km (0.088 R)
• M12: 11,525,618 km (0.096 R)
• M13: 12,348,107 km (0.06 R)
• M14: 13,146,661 km (0.107 R)
• M15: 18,364,635 km (0.101 R)
• M16: 19,242,924 km (0.11 R)
• M17: 19,899,210 km (0.113 R)
• M18: 22,494,134 km (0.083 R)
• M19: 24,726,733 km (0.095 R)
• M20: 27,205,869 km (0.116 R)
• M21: 28,242,432 km (0.076 R)
• M22: 30,949,107 km (0.082 R)
• M23: 36,873,631 km (0.046 R)
• M24: 37,504,785 km (0.093 R)
• M25: 38,271,623 km (0.045 R)
• M26: 43,094,359 km (0.11 R)
• M27: 49,981,247 km (0.104 R)
• M28: 50,444,252 km (0.115 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.7

Radius: 10.7

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 8.49 AU - 13.23 AU

Year: 13272 Days

Day: 13.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 102,716,802 km

• M1: 133,142 km (0.069 R)
• M2: 643,869 km (0.104 R)
• M3: 1,168,958 km (0.083 R)
• M4: 2,336,719 km (0.11 R)
• M5: 3,404,848 km (0.051 R)
• M6: 4,532,516 km (0.092 R)
• M7: 5,716,135 km (0.1 R)
• M8: 6,530,097 km (0.078 R)
• M9: 7,153,321 km (0.119 R)
• M10: 7,846,708 km (0.079 R)
• M11: 10,309,986 km (0.059 R)
• M12: 11,881,063 km (0.061 R)
• M13: 12,552,309 km (0.114 R)
• M14: 13,292,818 km (0.09 R)
• M15: 14,340,901 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.7

Radius: 3.4

Gravity: 61.91 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 18.4 AU - 19.58 AU

Year: 30690 Days

Day: 18.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 102,716,802 km

• M1: 42,336 km (0.11 R)
• M2: 186,549 km (0.097 R)
• M3: 318,045 km (0.12 R)
• M4: 641,027 km (0.047 R)
• M5: 851,361 km (0.094 R)
• M6: 1,076,955 km (0.095 R)
• M7: 2,040,814 km (0.095 R)
• M8: 2,296,178 km (0.087 R)
• M9: 2,814,534 km (0.106 R)
• M10: 3,220,992 km (0.119 R)
• M11: 4,444,403 km (0.039 R)
• M12: 5,117,594 km (0.085 R)
• M13: 7,380,710 km (0.087 R)
• M14: 9,090,015 km (0.057 R)
• M15: 9,398,486 km (0.103 R)
• M16: 11,046,157 km (0.069 R)
• M17: 16,030,908 km (0.115 R)
• M18: 18,659,342 km (0.118 R)
• M19: 25,961,065 km (0.037 R)
• M20: 27,338,113 km (0.11 R)
• M21: 29,160,066 km (0.037 R)
• M22: 29,426,799 km (0.111 R)
• M23: 40,313,634 km (0.091 R)
• M24: 41,144,501 km (0.117 R)
• M25: 41,648,496 km (0.053 R)
• M26: 52,611,626 km (0.093 R)
• M27: 53,006,864 km (0.055 R)
• M28: 57,695,560 km (0.063 R)
• M29: 58,538,245 km (0.077 R)
• M30: 70,250,861 km (0.103 R)
• M31: 73,651,370 km (0.087 R)
• M32: 75,642,967 km (0.113 R)
• M33: 76,652,154 km (0.064 R)
• M34: 88,630,006 km (0.115 R)
• M35: 89,189,503 km (0.086 R)
• M36: 98,464,571 km (0.097 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 18,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit