🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.5 AU - 0.52 AU

Year: 134 Days

Day: 27.5 Hours

Environment

Temp: 185 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,033,530 km

• M1: 48,919 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.42 AU - 0.6 AU

Year: 134 Days

Day: 43.3 Hours

Environment

Temp: 215 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.85 AU - 1.07 AU

Year: 347 Days

Day: 32.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,033,530 km

• M1: 303,983 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.95 AU - 1.35 AU

Year: 455 Days

Day: 34.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,033,530 km

• M1: 29,471 km (0.037 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.28 AU - 1.52 AU

Year: 611 Days

Day: 12.3 Hours

Environment

Temp: -29 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.5

Radius: 12.7

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.13 AU - 6.21 AU

Year: 5655 Days

Day: 7.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,033,530 km

• M1: 157,975 km (0.108 R)
• M2: 702,063 km (0.112 R)
• M3: 1,103,733 km (0.049 R)
• M4: 2,016,131 km (0.116 R)
• M5: 3,040,577 km (0.091 R)
• M6: 4,262,343 km (0.081 R)
• M7: 4,985,050 km (0.042 R)
• M8: 5,788,091 km (0.082 R)
• M9: 6,252,742 km (0.085 R)
• M10: 6,945,231 km (0.105 R)
• M11: 8,098,182 km (0.076 R)
• M12: 9,208,347 km (0.104 R)
• M13: 10,920,345 km (0.088 R)
• M14: 11,583,962 km (0.085 R)
• M15: 12,425,749 km (0.075 R)
• M16: 12,991,827 km (0.032 R)
• M17: 13,845,881 km (0.118 R)
• M18: 14,908,475 km (0.073 R)
• M19: 15,785,119 km (0.076 R)
• M20: 19,776,988 km (0.086 R)
• M21: 20,620,720 km (0.03 R)
• M22: 22,005,548 km (0.066 R)
• M23: 22,835,068 km (0.076 R)
• M24: 23,842,161 km (0.084 R)
• M25: 26,531,781 km (0.082 R)
• M26: 30,517,068 km (0.115 R)
• M27: 31,077,013 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518

Radius: 5.7

Gravity: 15.94 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 14.53 AU - 15.75 AU

Year: 21735 Days

Day: 16.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,033,530 km

• M1: 70,909 km (0.109 R)
• M2: 338,241 km (0.095 R)
• M3: 2,999,138 km (0.088 R)
• M4: 3,601,419 km (0.107 R)
• M5: 4,151,491 km (0.052 R)
• M6: 6,521,719 km (0.108 R)
• M7: 10,186,867 km (0.095 R)
• M8: 12,653,287 km (0.073 R)
• M9: 13,274,118 km (0.035 R)
• M10: 16,281,634 km (0.103 R)
• M11: 23,394,713 km (0.067 R)
• M12: 26,050,674 km (0.091 R)
• M13: 27,394,212 km (0.049 R)
• M14: 37,131,388 km (0.114 R)
• M15: 43,150,159 km (0.12 R)
• M16: 53,793,450 km (0.075 R)
• M17: 55,053,961 km (0.098 R)
• M18: 68,759,520 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.5

Radius: 7.5

Gravity: 14.5 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 14.83 AU - 19.85 AU

Year: 26641 Days

Day: 21.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,033,530 km

• M1: 93,349 km (0.077 R)
• M2: 429,047 km (0.111 R)
• M3: 2,257,432 km (0.081 R)
• M4: 2,753,199 km (0.118 R)
• M5: 3,410,682 km (0.069 R)
• M6: 4,797,305 km (0.074 R)
• M7: 6,058,863 km (0.084 R)
• M8: 6,382,444 km (0.111 R)
• M9: 7,319,525 km (0.053 R)
• M10: 7,794,049 km (0.069 R)
• M11: 9,160,177 km (0.065 R)
• M12: 10,678,894 km (0.111 R)
• M13: 12,285,276 km (0.105 R)
• M14: 15,028,901 km (0.116 R)
• M15: 17,498,912 km (0.055 R)
• M16: 18,346,982 km (0.05 R)
• M17: 26,878,997 km (0.095 R)
• M18: 33,835,598 km (0.116 R)
• M19: 38,663,420 km (0.092 R)
• M20: 52,699,440 km (0.069 R)
• M21: 65,658,805 km (0.075 R)
• M22: 66,108,945 km (0.087 R)
• M23: 68,852,869 km (0.1 R)
• M24: 71,671,891 km (0.103 R)
• M25: 89,939,885 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.2

Radius: 5.3

Gravity: 16.35 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 18.76 AU - 20.4 AU

Year: 31967 Days

Day: 24.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,033,530 km

• M1: 65,973 km (0.091 R)
• M2: 270,473 km (0.09 R)
• M3: 528,828 km (0.092 R)
• M4: 861,085 km (0.036 R)
• M5: 1,102,088 km (0.118 R)
• M6: 2,127,731 km (0.088 R)
• M7: 3,131,383 km (0.05 R)
• M8: 3,394,824 km (0.108 R)
• M9: 3,932,778 km (0.112 R)
• M10: 7,974,464 km (0.095 R)
• M11: 10,000,917 km (0.098 R)
• M12: 11,642,753 km (0.109 R)
• M13: 11,921,155 km (0.101 R)
• M14: 12,636,532 km (0.119 R)
• M15: 15,449,720 km (0.082 R)
• M16: 16,823,926 km (0.109 R)
• M17: 20,410,685 km (0.03 R)
• M18: 21,329,066 km (0.077 R)
• M19: 22,488,749 km (0.055 R)
• M20: 24,817,988 km (0.104 R)
• M21: 30,472,338 km (0.045 R)
• M22: 32,900,162 km (0.101 R)
• M23: 46,119,378 km (0.096 R)
• M24: 46,641,325 km (0.114 R)
• M25: 54,368,803 km (0.09 R)
• M26: 58,941,411 km (0.114 R)
• M27: 61,216,346 km (0.077 R)
• M28: 62,057,834 km (0.118 R)
• M29: 66,160,556 km (0.086 R)
• M30: 79,546,424 km (0.105 R)
• M31: 90,217,240 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 16,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit