🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.63 AU - 1.01 AU

Year: 267 Days

Day: 24.5 Hours

Environment

Temp: 187 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.37 AU - 1.45 AU

Year: 603 Days

Day: 17.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,742,050 km

• M1: 449,392 km (0.115 R)
• M2: 744,549 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.38 AU - 1.62 AU

Year: 661 Days

Day: 19.4 Hours

Environment

Temp: -21 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.88 AU - 4.06 AU

Year: 2326 Days

Day: 21.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,742,050 km

• M1: 285,882 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.8

Radius: 8

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.25 AU - 6.57 AU

Year: 4529 Days

Day: 9.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,742,050 km

• M1: 99,483 km (0.117 R)
• M2: 359,783 km (0.11 R)
• M3: 632,799 km (0.106 R)
• M4: 981,960 km (0.06 R)
• M5: 2,181,436 km (0.111 R)
• M6: 2,691,864 km (0.118 R)
• M7: 3,201,694 km (0.108 R)
• M8: 3,774,354 km (0.079 R)
• M9: 4,559,444 km (0.1 R)
• M10: 5,016,914 km (0.102 R)
• M11: 7,848,802 km (0.075 R)
• M12: 9,082,087 km (0.07 R)
• M13: 9,480,017 km (0.076 R)
• M14: 13,095,050 km (0.106 R)
• M15: 14,071,774 km (0.081 R)
• M16: 14,497,380 km (0.117 R)
• M17: 16,873,593 km (0.092 R)
• M18: 17,536,461 km (0.104 R)
• M19: 18,658,445 km (0.075 R)
• M20: 20,770,019 km (0.112 R)
• M21: 21,252,322 km (0.091 R)
• M22: 26,253,379 km (0.116 R)
• M23: 27,306,997 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.6

Radius: 10.9

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.14 AU - 7.74 AU

Year: 7303 Days

Day: 14.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,742,050 km

• M1: 135,685 km (0.11 R)
• M2: 696,827 km (0.083 R)
• M3: 1,231,938 km (0.104 R)
• M4: 1,906,625 km (0.098 R)
• M5: 2,259,825 km (0.048 R)
• M6: 4,036,749 km (0.101 R)
• M7: 6,494,193 km (0.071 R)
• M8: 7,895,626 km (0.067 R)
• M9: 10,049,237 km (0.082 R)
• M10: 11,287,159 km (0.067 R)
• M11: 11,969,625 km (0.119 R)
• M12: 12,679,616 km (0.07 R)
• M13: 14,123,385 km (0.1 R)
• M14: 15,103,251 km (0.099 R)
• M15: 17,820,547 km (0.102 R)
• M16: 18,314,968 km (0.081 R)
• M17: 18,818,515 km (0.115 R)
• M18: 23,522,021 km (0.086 R)
• M19: 24,289,309 km (0.093 R)
• M20: 26,691,102 km (0.03 R)
• M21: 32,692,371 km (0.108 R)
• M22: 40,015,486 km (0.114 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 16,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit