🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.61 AU - 0.89 AU

Year: 243 Days

Day: 34 Hours

Environment

Temp: 88 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.97 AU - 1.03 AU

Year: 375 Days

Day: 29.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 20.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 83,765,234 km

• M1: 458,517 km (0.112 R)
• M2: 554,859 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.85 AU - 1.31 AU

Year: 421 Days

Day: 19.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 83,765,234 km

• M1: 242,797 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.27 AU - 2.33 AU

Year: 1307 Days

Day: 40.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.46 AU - 3.8 AU

Year: 2075 Days

Day: 12.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.2

Radius: 13.8

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.83 AU - 7.55 AU

Year: 5771 Days

Day: 8.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,765,234 km

• M1: 172,486 km (0.104 R)
• M2: 631,453 km (0.115 R)
• M3: 1,493,585 km (0.062 R)
• M4: 2,569,792 km (0.099 R)
• M5: 3,114,029 km (0.082 R)
• M6: 3,827,013 km (0.048 R)
• M7: 6,807,152 km (0.057 R)
• M8: 7,411,079 km (0.107 R)
• M9: 8,891,200 km (0.111 R)
• M10: 9,526,991 km (0.117 R)
• M11: 12,692,033 km (0.119 R)
• M12: 13,664,419 km (0.085 R)
• M13: 17,266,885 km (0.051 R)
• M14: 18,528,743 km (0.092 R)
• M15: 22,917,646 km (0.094 R)
• M16: 23,471,158 km (0.078 R)
• M17: 24,033,496 km (0.101 R)
• M18: 25,018,449 km (0.098 R)
• M19: 28,225,528 km (0.049 R)
• M20: 29,507,432 km (0.091 R)
• M21: 30,827,783 km (0.086 R)
• M22: 34,095,599 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.9

Radius: 12.1

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.25 AU - 8.31 AU

Year: 7361 Days

Day: 13.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,765,234 km

• M1: 151,842 km (0.057 R)
• M2: 616,792 km (0.119 R)
• M3: 1,397,095 km (0.116 R)
• M4: 2,119,503 km (0.094 R)
• M5: 2,723,878 km (0.112 R)
• M6: 3,181,797 km (0.088 R)
• M7: 4,543,437 km (0.091 R)
• M8: 7,175,312 km (0.084 R)
• M9: 8,625,813 km (0.112 R)
• M10: 9,310,373 km (0.057 R)
• M11: 10,595,269 km (0.069 R)
• M12: 10,983,326 km (0.115 R)
• M13: 12,047,266 km (0.081 R)
• M14: 13,067,972 km (0.109 R)
• M15: 13,913,799 km (0.091 R)
• M16: 16,092,841 km (0.095 R)
• M17: 18,490,446 km (0.102 R)
• M18: 24,233,359 km (0.107 R)
• M19: 27,370,875 km (0.107 R)
• M20: 28,288,359 km (0.093 R)
• M21: 35,834,674 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.9

Radius: 9.2

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.92 AU - 10.88 AU

Year: 9950 Days

Day: 6.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,765,234 km

• M1: 200,760 km (0.077 R)
• M2: 607,517 km (0.113 R)
• M3: 4,401,319 km (0.085 R)
• M4: 5,122,530 km (0.099 R)
• M5: 6,590,534 km (0.116 R)
• M6: 8,441,658 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.7

Radius: 4.1

Gravity: 41.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 12.65 AU - 18.43 AU

Year: 22956 Days

Day: 22.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,765,234 km

• M1: 51,162 km (0.048 R)
• M2: 362,775 km (0.097 R)
• M3: 547,379 km (0.07 R)
• M4: 815,308 km (0.06 R)
• M5: 1,193,791 km (0.082 R)
• M6: 2,030,043 km (0.075 R)
• M7: 2,593,429 km (0.07 R)
• M8: 3,198,253 km (0.101 R)
• M9: 3,828,060 km (0.088 R)
• M10: 3,956,714 km (0.092 R)
• M11: 4,395,335 km (0.091 R)
• M12: 5,991,245 km (0.092 R)
• M13: 6,432,110 km (0.109 R)
• M14: 8,909,900 km (0.081 R)
• M15: 9,899,938 km (0.092 R)
• M16: 10,204,520 km (0.098 R)
• M17: 11,619,267 km (0.065 R)
• M18: 12,584,771 km (0.106 R)
• M19: 14,055,019 km (0.099 R)
• M20: 15,965,833 km (0.079 R)
• M21: 16,554,201 km (0.117 R)
• M22: 16,724,892 km (0.117 R)
• M23: 17,331,661 km (0.1 R)
• M24: 18,497,328 km (0.06 R)
• M25: 22,306,239 km (0.106 R)
• M26: 23,041,064 km (0.043 R)
• M27: 26,257,418 km (0.038 R)
• M28: 28,888,246 km (0.115 R)
• M29: 29,509,676 km (0.026 R)
• M30: 36,366,046 km (0.116 R)
• M31: 37,236,406 km (0.114 R)
• M32: 37,382,862 km (0.077 R)
• M33: 42,592,010 km (0.1 R)
• M34: 60,875,413 km (0.062 R)
• M35: 65,664,340 km (0.119 R)
• M36: 69,361,053 km (0.087 R)
• M37: 71,373,144 km (0.047 R)
• M38: 77,403,883 km (0.083 R)
• M39: 78,120,756 km (0.033 R)
• M40: 80,298,303 km (0.077 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 18,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit