🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.63 AU - 0.93 AU

Year: 257 Days

Day: 30.3 Hours

Environment

Temp: 104 °C

Axial Tilt: 52.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.74 AU - 0.86 AU

Year: 267 Days

Day: 20.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,316,363 km

• M1: 400,922 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.18 AU - 1.28 AU

Year: 509 Days

Day: 22.6 Hours

Environment

Temp: -17 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.85 AU - 3.35 AU

Year: 2035 Days

Day: 29.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.4

Radius: 14

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.65 AU - 5.79 AU

Year: 3823 Days

Day: 10.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 87.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,316,363 km

• M1: 177,124 km (0.093 R)
• M2: 615,894 km (0.113 R)
• M3: 1,337,405 km (0.058 R)
• M4: 1,914,404 km (0.078 R)
• M5: 2,656,110 km (0.098 R)
• M6: 3,188,978 km (0.113 R)
• M7: 4,237,360 km (0.088 R)
• M8: 4,817,051 km (0.108 R)
• M9: 5,476,928 km (0.044 R)
• M10: 6,347,737 km (0.115 R)
• M11: 8,146,352 km (0.065 R)
• M12: 8,969,290 km (0.069 R)
• M13: 12,101,421 km (0.05 R)
• M14: 14,467,161 km (0.056 R)
• M15: 15,007,808 km (0.096 R)
• M16: 16,947,793 km (0.102 R)
• M17: 17,732,135 km (0.083 R)
• M18: 18,540,412 km (0.119 R)
• M19: 22,163,822 km (0.113 R)
• M20: 24,980,451 km (0.067 R)
• M21: 26,474,634 km (0.101 R)
• M22: 27,284,707 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.2

Radius: 13.1

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.88 AU - 7.98 AU

Year: 6078 Days

Day: 6.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,316,363 km

• M1: 162,912 km (0.064 R)
• M2: 577,597 km (0.101 R)
• M3: 1,760,617 km (0.094 R)
• M4: 2,195,648 km (0.117 R)
• M5: 2,631,127 km (0.077 R)
• M6: 3,206,032 km (0.087 R)
• M7: 3,794,251 km (0.069 R)
• M8: 4,716,821 km (0.052 R)
• M9: 5,630,864 km (0.042 R)
• M10: 9,646,519 km (0.032 R)
• M11: 12,263,285 km (0.102 R)
• M12: 12,679,916 km (0.105 R)
• M13: 14,043,351 km (0.101 R)
• M14: 14,499,624 km (0.082 R)
• M15: 15,989,768 km (0.108 R)
• M16: 19,483,178 km (0.085 R)
• M17: 22,127,769 km (0.099 R)
• M18: 22,590,774 km (0.052 R)
• M19: 27,671,717 km (0.096 R)
• M20: 29,490,976 km (0.044 R)
• M21: 33,975,621 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.7

Radius: 9.4

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 10.13 AU - 13.33 AU

Year: 14976 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,316,363 km

• M1: 116,986 km (0.111 R)
• M2: 670,946 km (0.096 R)
• M3: 1,024,297 km (0.049 R)
• M4: 2,281,068 km (0.076 R)
• M5: 2,864,500 km (0.103 R)
• M6: 4,205,196 km (0.083 R)
• M7: 6,196,942 km (0.085 R)
• M8: 8,257,503 km (0.108 R)
• M9: 13,609,217 km (0.069 R)
• M10: 14,364,986 km (0.09 R)
• M11: 16,035,246 km (0.119 R)
• M12: 16,491,520 km (0.114 R)
• M13: 24,919,265 km (0.098 R)
• M14: 26,786,546 km (0.097 R)
• M15: 28,081,914 km (0.083 R)
• M16: 29,192,977 km (0.113 R)
• M17: 31,621,250 km (0.066 R)
• M18: 32,823,568 km (0.072 R)
• M19: 34,810,377 km (0.048 R)
• M20: 37,007,671 km (0.111 R)
• M21: 48,440,539 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.6

Radius: 7.2

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 13.01 AU - 15.9 AU

Year: 20477 Days

Day: 19.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,316,363 km

• M1: 93,349 km (0.067 R)
• M2: 423,512 km (0.04 R)
• M3: 686,355 km (0.044 R)
• M4: 918,531 km (0.113 R)
• M5: 1,154,746 km (0.111 R)
• M6: 2,739,287 km (0.09 R)
• M7: 3,288,460 km (0.105 R)
• M8: 4,636,188 km (0.042 R)
• M9: 8,562,234 km (0.108 R)
• M10: 9,057,702 km (0.1 R)
• M11: 11,000,380 km (0.073 R)
• M12: 12,946,649 km (0.051 R)
• M13: 13,732,187 km (0.063 R)
• M14: 14,618,704 km (0.101 R)
• M15: 15,182,837 km (0.106 R)
• M16: 19,377,412 km (0.104 R)
• M17: 26,709,353 km (0.064 R)
• M18: 27,658,702 km (0.07 R)
• M19: 27,980,038 km (0.077 R)
• M20: 34,200,018 km (0.077 R)
• M21: 46,058,492 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 14,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit