🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.43 AU - 0.61 AU

Year: 132 Days

Day: 32.2 Hours

Environment

Temp: 189 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.67 AU - 0.71 AU

Year: 201 Days

Day: 17.3 Hours

Environment

Temp: 166 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.85 AU - 0.89 AU

Year: 285 Days

Day: 41.6 Hours

Environment

Temp: 179 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 20,905,962 km

• M1: 54,005 km (0.099 R)
• M2: 128,804 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.1 AU - 1.16 AU

Year: 422 Days

Day: 13.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 65.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.76 AU - 2.84 AU

Year: 1647 Days

Day: 42.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.6

Radius: 14.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.08 AU - 6.3 AU

Year: 5413 Days

Day: 11.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,905,962 km

• M1: 179,069 km (0.065 R)
• M2: 1,221,018 km (0.086 R)
• M3: 2,227,512 km (0.081 R)
• M4: 4,041,536 km (0.062 R)
• M5: 4,781,447 km (0.087 R)
• M6: 6,327,541 km (0.087 R)
• M7: 8,348,908 km (0.116 R)
• M8: 11,333,535 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.8

Radius: 13.7

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.27 AU - 7.77 AU

Year: 5851 Days

Day: 8.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,905,962 km

• M1: 170,392 km (0.116 R)
• M2: 740,958 km (0.044 R)
• M3: 1,830,480 km (0.114 R)
• M4: 2,433,957 km (0.084 R)
• M5: 3,007,067 km (0.065 R)
• M6: 3,451,372 km (0.111 R)
• M7: 4,381,722 km (0.078 R)
• M8: 5,969,404 km (0.08 R)
• M9: 8,621,774 km (0.105 R)
• M10: 10,289,491 km (0.062 R)
• M11: 11,934,469 km (0.109 R)
• M12: 12,582,677 km (0.069 R)
• M13: 14,932,560 km (0.057 R)
• M14: 15,740,538 km (0.098 R)
• M15: 16,920,417 km (0.117 R)
• M16: 17,561,593 km (0.117 R)
• M17: 20,616,831 km (0.109 R)
• M18: 21,754,971 km (0.088 R)
• M19: 22,304,893 km (0.087 R)
• M20: 24,895,180 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.6

Radius: 8.8

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.42 AU - 11.1 AU

Year: 10717 Days

Day: 5.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 83.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 20,905,962 km

• M1: 114,143 km (0.104 R)
• M2: 489,185 km (0.101 R)
• M3: 1,106,575 km (0.114 R)
• M4: 1,520,363 km (0.097 R)
• M5: 2,810,645 km (0.084 R)
• M6: 5,703,868 km (0.041 R)
• M7: 7,106,048 km (0.055 R)
• M8: 9,446,657 km (0.042 R)
• M9: 10,103,691 km (0.084 R)
• M10: 11,008,459 km (0.096 R)
• M11: 12,082,571 km (0.113 R)
• M12: 19,954,411 km (0.063 R)
• M13: 21,546,881 km (0.107 R)
• M14: 21,892,601 km (0.105 R)
• M15: 22,595,262 km (0.066 R)
• M16: 25,847,071 km (0.108 R)
• M17: 29,504,290 km (0.117 R)
• M18: 29,823,682 km (0.119 R)
• M19: 31,456,094 km (0.113 R)
• M20: 34,307,579 km (0.032 R)
• M21: 35,856,366 km (0.04 R)
• M22: 37,951,334 km (0.072 R)
• M23: 43,063,393 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.4

Radius: 10.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 10.17 AU - 12.31 AU

Year: 13244 Days

Day: 5.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,905,962 km

• M1: 129,402 km (0.051 R)
• M2: 503,696 km (0.095 R)
• M3: 872,455 km (0.082 R)
• M4: 1,578,856 km (0.109 R)
• M5: 2,135,061 km (0.066 R)
• M6: 2,525,810 km (0.082 R)
• M7: 3,047,458 km (0.115 R)
• M8: 3,582,869 km (0.067 R)
• M9: 4,159,120 km (0.09 R)
• M10: 5,198,975 km (0.064 R)
• M11: 5,624,282 km (0.112 R)
• M12: 6,045,699 km (0.072 R)
• M13: 7,376,222 km (0.115 R)
• M14: 7,817,386 km (0.096 R)
• M15: 11,416,412 km (0.072 R)
• M16: 13,574,960 km (0.099 R)
• M17: 15,579,421 km (0.083 R)
• M18: 17,385,367 km (0.108 R)
• M19: 18,281,907 km (0.099 R)
• M20: 20,657,521 km (0.11 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 13,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit