🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.54 AU - 0.64 AU

Year: 191 Days

Day: 15.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.22 AU - 1.96 AU

Year: 846 Days

Day: 31 Hours

Environment

Temp: -94 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.68 AU - 2.22 AU

Year: 1148 Days

Day: 47.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.72 AU - 2.64 AU

Year: 1358 Days

Day: 14.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.6

Radius: 12.4

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.97 AU - 4.57 AU

Year: 3721 Days

Day: 11.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,123,139 km

• M1: 154,834 km (0.081 R)
• M2: 676,182 km (0.073 R)
• M3: 1,247,197 km (0.086 R)
• M4: 2,159,296 km (0.116 R)
• M5: 3,205,434 km (0.115 R)
• M6: 4,170,340 km (0.09 R)
• M7: 4,636,038 km (0.098 R)
• M8: 5,617,400 km (0.108 R)
• M9: 6,216,390 km (0.091 R)
• M10: 8,166,099 km (0.104 R)
• M11: 10,792,140 km (0.08 R)
• M12: 14,245,906 km (0.074 R)
• M13: 17,588,521 km (0.093 R)
• M14: 18,998,032 km (0.048 R)
• M15: 19,957,104 km (0.073 R)
• M16: 22,041,301 km (0.085 R)
• M17: 22,460,774 km (0.071 R)
• M18: 22,885,632 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.3

Radius: 12.1

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.28 AU - 6.74 AU

Year: 7005 Days

Day: 7.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,123,139 km

• M1: 150,645 km (0.114 R)
• M2: 1,214,585 km (0.067 R)
• M3: 2,339,561 km (0.099 R)
• M4: 2,942,141 km (0.081 R)
• M5: 4,298,695 km (0.054 R)
• M6: 6,204,871 km (0.059 R)
• M7: 6,877,014 km (0.062 R)
• M8: 7,636,373 km (0.098 R)
• M9: 8,620,577 km (0.046 R)
• M10: 10,204,968 km (0.099 R)
• M11: 11,710,671 km (0.044 R)
• M12: 13,074,854 km (0.06 R)
• M13: 14,481,373 km (0.069 R)
• M14: 19,900,406 km (0.085 R)
• M15: 21,440,816 km (0.108 R)
• M16: 23,308,695 km (0.1 R)
• M17: 25,548,324 km (0.065 R)
• M18: 26,265,497 km (0.1 R)
• M19: 29,561,437 km (0.085 R)
• M20: 36,284,664 km (0.068 R)
• M21: 40,119,905 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.8

Radius: 12.7

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.46 AU - 6.84 AU

Year: 7233 Days

Day: 6.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,123,139 km

• M1: 157,975 km (0.102 R)
• M2: 596,297 km (0.091 R)
• M3: 1,126,322 km (0.052 R)
• M4: 1,589,926 km (0.1 R)
• M5: 2,523,267 km (0.077 R)
• M6: 4,198,315 km (0.096 R)
• M7: 5,507,446 km (0.07 R)
• M8: 6,395,758 km (0.047 R)
• M9: 7,515,498 km (0.109 R)
• M10: 8,049,263 km (0.1 R)
• M11: 9,887,821 km (0.107 R)
• M12: 13,327,525 km (0.074 R)
• M13: 14,058,161 km (0.03 R)
• M14: 15,713,461 km (0.077 R)
• M15: 17,067,920 km (0.1 R)
• M16: 22,387,920 km (0.095 R)
• M17: 25,107,011 km (0.116 R)
• M18: 28,806,716 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.3

Radius: 4.7

Gravity: 39.53 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.48 AU - 12.52 AU

Year: 14350 Days

Day: 21.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,123,139 km

• M1: 58,493 km (0.106 R)
• M2: 264,040 km (0.085 R)
• M3: 412,441 km (0.044 R)
• M4: 670,348 km (0.059 R)
• M5: 1,932,804 km (0.04 R)
• M6: 2,794,937 km (0.1 R)
• M7: 3,486,827 km (0.102 R)
• M8: 4,350,306 km (0.118 R)
• M9: 4,848,916 km (0.03 R)
• M10: 5,919,438 km (0.051 R)
• M11: 7,094,081 km (0.038 R)
• M12: 7,364,703 km (0.068 R)
• M13: 7,926,443 km (0.059 R)
• M14: 13,420,874 km (0.048 R)
• M15: 14,399,842 km (0.097 R)
• M16: 14,833,676 km (0.09 R)
• M17: 17,539,752 km (0.088 R)
• M18: 18,453,795 km (0.119 R)
• M19: 22,236,527 km (0.114 R)
• M20: 22,913,457 km (0.07 R)
• M21: 34,650,308 km (0.045 R)
• M22: 35,953,903 km (0.082 R)
• M23: 37,425,199 km (0.107 R)
• M24: 40,773,797 km (0.081 R)
• M25: 48,380,251 km (0.081 R)
• M26: 52,007,101 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 16,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit