🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.99 AU - 1.47 AU

Year: 493 Days

Day: 39.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 23.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.62 AU - 1.62 AU

Year: 746 Days

Day: 18.7 Hours

Environment

Temp: -46 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.99 AU - 2.11 AU

Year: 1062 Days

Day: 14.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.74 AU - 3.86 AU

Year: 2168 Days

Day: 41.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.77 AU - 3.97 AU

Year: 2237 Days

Day: 46.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.5

Radius: 11.4

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.88 AU - 9.88 AU

Year: 8773 Days

Day: 6.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,547,398 km

• M1: 141,819 km (0.062 R)
• M2: 633,397 km (0.117 R)
• M3: 1,215,931 km (0.106 R)
• M4: 1,748,799 km (0.117 R)
• M5: 2,337,317 km (0.116 R)
• M6: 3,190,623 km (0.08 R)
• M7: 4,637,833 km (0.06 R)
• M8: 5,059,849 km (0.075 R)
• M9: 5,450,150 km (0.069 R)
• M10: 6,386,632 km (0.066 R)
• M11: 10,723,325 km (0.105 R)
• M12: 11,136,215 km (0.051 R)
• M13: 12,338,832 km (0.112 R)
• M14: 12,792,413 km (0.095 R)
• M15: 15,287,107 km (0.104 R)
• M16: 16,466,686 km (0.104 R)
• M17: 17,016,907 km (0.085 R)
• M18: 18,807,594 km (0.114 R)
• M19: 19,207,020 km (0.059 R)
• M20: 20,230,569 km (0.119 R)
• M21: 23,137,854 km (0.119 R)
• M22: 24,375,028 km (0.08 R)
• M23: 28,788,764 km (0.091 R)
• M24: 29,857,341 km (0.104 R)
• M25: 30,859,946 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.9

Radius: 5.9

Gravity: 17.87 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.37 AU - 17.47 AU

Year: 20842 Days

Day: 25 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,547,398 km

• M1: 73,453 km (0.111 R)
• M2: 432,039 km (0.085 R)
• M3: 669,600 km (0.098 R)
• M4: 1,145,620 km (0.086 R)
• M5: 1,434,045 km (0.091 R)
• M6: 3,515,700 km (0.069 R)
• M7: 3,782,732 km (0.116 R)
• M8: 4,290,766 km (0.086 R)
• M9: 4,630,652 km (0.056 R)
• M10: 5,062,093 km (0.066 R)
• M11: 6,740,431 km (0.052 R)
• M12: 9,644,425 km (0.107 R)
• M13: 10,834,626 km (0.086 R)
• M14: 11,854,883 km (0.086 R)
• M15: 12,592,401 km (0.059 R)
• M16: 14,607,185 km (0.069 R)
• M17: 16,579,334 km (0.074 R)
• M18: 17,330,764 km (0.116 R)
• M19: 18,191,999 km (0.106 R)
• M20: 18,991,300 km (0.052 R)
• M21: 20,755,059 km (0.111 R)
• M22: 20,946,843 km (0.114 R)
• M23: 21,824,534 km (0.063 R)
• M24: 25,802,042 km (0.093 R)
• M25: 26,135,197 km (0.078 R)
• M26: 27,152,014 km (0.12 R)
• M27: 30,483,708 km (0.092 R)
• M28: 33,023,580 km (0.075 R)
• M29: 35,154,602 km (0.098 R)
• M30: 38,088,216 km (0.025 R)
• M31: 41,181,003 km (0.116 R)
• M32: 50,584,276 km (0.109 R)
• M33: 56,711,506 km (0.098 R)
• M34: 62,512,911 km (0.114 R)
• M35: 67,010,272 km (0.036 R)
• M36: 69,337,566 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.6

Radius: 6.1

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 13.88 AU - 21.22 AU

Year: 26589 Days

Day: 16 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,547,398 km

• M1: 75,846 km (0.098 R)
• M2: 781,200 km (0.068 R)
• M3: 1,330,823 km (0.086 R)
• M4: 1,697,637 km (0.108 R)
• M5: 3,033,994 km (0.114 R)
• M6: 3,755,056 km (0.077 R)
• M7: 3,989,177 km (0.107 R)
• M8: 4,818,398 km (0.07 R)
• M9: 6,941,790 km (0.104 R)
• M10: 9,246,046 km (0.112 R)
• M11: 10,919,747 km (0.049 R)
• M12: 11,337,574 km (0.07 R)
• M13: 12,525,381 km (0.037 R)
• M14: 13,182,714 km (0.102 R)
• M15: 15,219,339 km (0.12 R)
• M16: 16,740,151 km (0.084 R)
• M17: 19,207,170 km (0.056 R)
• M18: 28,377,370 km (0.11 R)
• M19: 50,115,586 km (0.11 R)
• M20: 50,607,164 km (0.059 R)
• M21: 61,502,078 km (0.115 R)
• M22: 62,254,107 km (0.093 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 12,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit