🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.51 AU - 0.77 AU

Year: 195 Days

Day: 36.5 Hours

Environment

Temp: 131 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.88 AU - 1.12 AU

Year: 381 Days

Day: 27.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.97 AU - 2.07 AU

Year: 1093 Days

Day: 36.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,963,759 km

• M1: 794,514 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.67 AU - 3.29 AU

Year: 1959 Days

Day: 36.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.75 AU - 4.21 AU

Year: 2472 Days

Day: 27.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.3

Radius: 11.5

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.49 AU - 5.61 AU

Year: 4979 Days

Day: 12.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,963,759 km

• M1: 143,016 km (0.074 R)
• M2: 677,978 km (0.106 R)
• M3: 1,155,943 km (0.076 R)
• M4: 1,736,233 km (0.092 R)
• M5: 2,386,535 km (0.086 R)
• M6: 2,995,548 km (0.114 R)
• M7: 3,594,687 km (0.12 R)
• M8: 7,278,385 km (0.101 R)
• M9: 7,902,208 km (0.101 R)
• M10: 8,802,788 km (0.06 R)
• M11: 12,421,710 km (0.085 R)
• M12: 13,313,313 km (0.097 R)
• M13: 15,699,100 km (0.105 R)
• M14: 16,122,911 km (0.084 R)
• M15: 17,119,980 km (0.087 R)
• M16: 19,099,908 km (0.09 R)
• M17: 19,513,546 km (0.057 R)
• M18: 20,717,959 km (0.1 R)
• M19: 22,501,764 km (0.111 R)
• M20: 25,449,141 km (0.044 R)
• M21: 26,886,029 km (0.12 R)
• M22: 27,405,881 km (0.097 R)
• M23: 30,013,522 km (0.056 R)
• M24: 31,425,277 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.9

Radius: 6

Gravity: 20.8 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 13.23 AU - 13.53 AU

Year: 18637 Days

Day: 15.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,963,759 km

• M1: 77,043 km (0.076 R)
• M2: 358,287 km (0.114 R)
• M3: 756,666 km (0.092 R)
• M4: 995,424 km (0.05 R)
• M5: 1,372,560 km (0.118 R)
• M6: 1,628,373 km (0.086 R)
• M7: 2,343,600 km (0.077 R)
• M8: 5,609,621 km (0.095 R)
• M9: 9,190,695 km (0.059 R)
• M10: 13,909,909 km (0.039 R)
• M11: 27,382,245 km (0.042 R)
• M12: 28,662,054 km (0.115 R)
• M13: 29,617,536 km (0.09 R)
• M14: 33,129,047 km (0.089 R)
• M15: 36,351,684 km (0.087 R)
• M16: 45,631,240 km (0.082 R)
• M17: 47,427,312 km (0.08 R)
• M18: 58,059,083 km (0.087 R)
• M19: 60,166,169 km (0.114 R)
• M20: 63,321,338 km (0.105 R)
• M21: 65,758,886 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.3

Radius: 3.7

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 12.51 AU - 17.79 AU

Year: 22455 Days

Day: 22.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,963,759 km

• M1: 46,076 km (0.087 R)
• M2: 254,167 km (0.062 R)
• M3: 582,385 km (0.105 R)
• M4: 702,362 km (0.059 R)
• M5: 2,055,774 km (0.104 R)
• M6: 2,960,841 km (0.105 R)
• M7: 3,903,457 km (0.073 R)
• M8: 6,529,349 km (0.066 R)
• M9: 6,955,104 km (0.1 R)
• M10: 7,705,487 km (0.117 R)
• M11: 15,127,636 km (0.028 R)
• M12: 17,164,261 km (0.106 R)
• M13: 22,798,267 km (0.106 R)
• M14: 23,774,393 km (0.108 R)
• M15: 28,142,202 km (0.072 R)
• M16: 33,015,652 km (0.074 R)
• M17: 34,474,530 km (0.104 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: 322 - 11,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit