🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.48 AU - 0.76 AU

Year: 178 Days

Day: 16 Hours

Environment

Temp: 157 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1 AU - 1.2 AU

Year: 421 Days

Day: 22.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,484,821 km

• M1: 681,119 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.25 AU - 1.25 AU

Year: 510 Days

Day: 25.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.95 AU - 2.77 AU

Year: 1324 Days

Day: 40.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,484,821 km

• M1: 33,660 km (0.085 R)

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.5

Radius: 14.3

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.08 AU - 10.56 AU

Year: 10392 Days

Day: 9.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,484,821 km

• M1: 254,765 km (0.069 R)
• M2: 1,916,947 km (0.053 R)
• M3: 5,177,882 km (0.088 R)
• M4: 7,075,530 km (0.102 R)
• M5: 8,182,256 km (0.072 R)
• M6: 8,869,957 km (0.051 R)
• M7: 22,642,386 km (0.096 R)
• M8: 23,421,940 km (0.066 R)
• M9: 24,959,657 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.9

Radius: 13.6

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 9.2 AU - 10.94 AU

Year: 11672 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,484,821 km

• M1: 171,290 km (0.107 R)
• M2: 991,385 km (0.1 R)
• M3: 2,757,089 km (0.062 R)
• M4: 4,849,664 km (0.11 R)
• M5: 5,890,715 km (0.103 R)
• M6: 8,004,384 km (0.116 R)
• M7: 9,321,892 km (0.106 R)
• M8: 11,382,603 km (0.116 R)
• M9: 11,955,263 km (0.106 R)
• M10: 13,848,125 km (0.106 R)
• M11: 14,683,031 km (0.099 R)
• M12: 17,732,883 km (0.103 R)
• M13: 23,521,423 km (0.113 R)
• M14: 37,043,724 km (0.032 R)
• M15: 39,355,011 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.2

Radius: 13.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.59 AU - 12.25 AU

Year: 14096 Days

Day: 13.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,484,821 km

• M1: 164,109 km (0.113 R)
• M2: 580,889 km (0.114 R)
• M3: 1,262,905 km (0.081 R)
• M4: 1,674,748 km (0.087 R)
• M5: 2,252,944 km (0.047 R)
• M6: 4,362,872 km (0.099 R)
• M7: 4,862,529 km (0.064 R)
• M8: 5,612,015 km (0.081 R)
• M9: 6,281,465 km (0.054 R)
• M10: 8,518,402 km (0.097 R)
• M11: 8,953,881 km (0.111 R)
• M12: 10,027,994 km (0.071 R)
• M13: 11,768,266 km (0.113 R)
• M14: 12,187,589 km (0.113 R)
• M15: 13,247,939 km (0.118 R)
• M16: 14,710,258 km (0.064 R)
• M17: 15,695,210 km (0.114 R)
• M18: 18,590,976 km (0.105 R)
• M19: 25,919,327 km (0.034 R)
• M20: 28,413,423 km (0.096 R)
• M21: 30,950,004 km (0.074 R)
• M22: 33,156,423 km (0.056 R)
• M23: 35,715,145 km (0.069 R)
• M24: 38,797,460 km (0.119 R)
• M25: 41,913,733 km (0.114 R)
• M26: 42,332,158 km (0.076 R)
• M27: 50,192,180 km (0.12 R)
• M28: 53,231,410 km (0.071 R)
• M29: 55,212,984 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.3

Radius: 8

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 14.22 AU - 21.86 AU

Year: 27986 Days

Day: 23.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,484,821 km

• M1: 136,732 km (0.059 R)
• M2: 495,618 km (0.116 R)
• M3: 1,342,641 km (0.069 R)
• M4: 2,140,596 km (0.091 R)
• M5: 7,396,717 km (0.09 R)
• M6: 10,240,573 km (0.083 R)
• M7: 10,844,798 km (0.12 R)
• M8: 13,861,888 km (0.094 R)
• M9: 18,549,538 km (0.119 R)
• M10: 20,767,326 km (0.111 R)
• M11: 26,555,866 km (0.075 R)
• M12: 37,650,493 km (0.044 R)
• M13: 39,941,584 km (0.102 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 11,643 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit