🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.58 AU - 0.68 AU

Year: 210 Days

Day: 15.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.93 AU - 1.25 AU

Year: 477 Days

Day: 20.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.89 AU - 1.41 AU

Year: 517 Days

Day: 23.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.17 AU - 1.27 AU

Year: 565 Days

Day: 42.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,737,374 km

• M1: 125,363 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.28 AU - 1.96 AU

Year: 864 Days

Day: 37.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.3

Radius: 13.7

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.56 AU - 3.9 AU

Year: 2432 Days

Day: 10.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 94,737,374 km

• M1: 170,392 km (0.112 R)
• M2: 635,492 km (0.102 R)
• M3: 1,420,881 km (0.08 R)
• M4: 3,254,502 km (0.056 R)
• M5: 3,853,342 km (0.115 R)
• M6: 5,158,733 km (0.072 R)
• M7: 5,605,582 km (0.096 R)
• M8: 8,086,513 km (0.114 R)
• M9: 8,529,771 km (0.062 R)
• M10: 12,896,832 km (0.117 R)
• M11: 16,122,462 km (0.051 R)
• M12: 17,238,611 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.3

Radius: 14.4

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.9 AU - 9.82 AU

Year: 11049 Days

Day: 11.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,737,374 km

• M1: 210,634 km (0.065 R)
• M2: 964,009 km (0.098 R)
• M3: 1,950,008 km (0.025 R)
• M4: 2,515,488 km (0.118 R)
• M5: 3,102,061 km (0.113 R)
• M6: 4,845,475 km (0.108 R)
• M7: 5,694,892 km (0.03 R)
• M8: 6,903,493 km (0.103 R)
• M9: 7,980,149 km (0.098 R)
• M10: 14,159,738 km (0.081 R)
• M11: 17,624,125 km (0.12 R)
• M12: 19,399,403 km (0.075 R)
• M13: 26,743,911 km (0.067 R)
• M14: 32,411,875 km (0.119 R)
• M15: 34,955,338 km (0.1 R)
• M16: 36,919,109 km (0.108 R)
• M17: 40,187,523 km (0.101 R)
• M18: 41,065,363 km (0.062 R)
• M19: 42,989,641 km (0.102 R)
• M20: 43,775,927 km (0.071 R)
• M21: 44,305,504 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.4

Radius: 4.2

Gravity: 36.87 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 12.69 AU - 20.65 AU

Year: 28516 Days

Day: 24.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 94,737,374 km

• M1: 52,658 km (0.099 R)
• M2: 196,272 km (0.109 R)
• M3: 329,115 km (0.037 R)
• M4: 632,500 km (0.118 R)
• M5: 821,143 km (0.12 R)
• M6: 2,791,945 km (0.102 R)
• M7: 3,454,963 km (0.114 R)
• M8: 4,252,619 km (0.036 R)
• M9: 6,819,718 km (0.119 R)
• M10: 7,475,854 km (0.119 R)
• M11: 7,846,109 km (0.108 R)
• M12: 8,063,026 km (0.086 R)
• M13: 9,089,417 km (0.095 R)
• M14: 10,135,854 km (0.11 R)
• M15: 11,191,866 km (0.056 R)
• M16: 16,502,889 km (0.077 R)
• M17: 17,959,075 km (0.108 R)
• M18: 21,123,967 km (0.076 R)
• M19: 21,649,804 km (0.069 R)
• M20: 26,659,837 km (0.072 R)
• M21: 35,540,714 km (0.114 R)
• M22: 36,584,458 km (0.043 R)
• M23: 38,420,922 km (0.108 R)
• M24: 43,786,399 km (0.05 R)
• M25: 44,812,641 km (0.084 R)
• M26: 45,331,745 km (0.066 R)
• M27: 48,713,106 km (0.111 R)
• M28: 53,607,051 km (0.059 R)
• M29: 54,978,414 km (0.08 R)
• M30: 55,176,332 km (0.101 R)
• M31: 58,200,752 km (0.088 R)
• M32: 59,440,769 km (0.106 R)
• M33: 60,909,820 km (0.096 R)
• M34: 63,919,879 km (0.101 R)
• M35: 74,264,273 km (0.083 R)
• M36: 82,262,672 km (0.034 R)
• M37: 85,404,078 km (0.106 R)
• M38: 88,082,329 km (0.086 R)
• M39: 91,646,947 km (0.053 R)
• M40: 92,762,947 km (0.076 R)
• M41: 94,737,340 km (0.048 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 19,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit