🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.49 AU - 0.53 AU

Year: 132 Days

Day: 34.1 Hours

Environment

Temp: 187 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.87 AU - 1.25 AU

Year: 395 Days

Day: 24.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 45.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.04 AU - 1.28 AU

Year: 452 Days

Day: 19.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 36,207,620 km

• M1: 31,565 km (0.111 R)
• M2: 274,512 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.09 AU - 2.45 AU

Year: 1237 Days

Day: 21.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.7

Radius: 12

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.77 AU - 10.07 AU

Year: 9635 Days

Day: 10 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,207,620 km

• M1: 152,739 km (0.111 R)
• M2: 541,095 km (0.073 R)
• M3: 1,084,435 km (0.028 R)
• M4: 2,178,743 km (0.05 R)
• M5: 2,700,690 km (0.064 R)
• M6: 3,080,968 km (0.112 R)
• M7: 4,521,745 km (0.11 R)
• M8: 4,922,967 km (0.119 R)
• M9: 5,953,247 km (0.112 R)
• M10: 7,373,230 km (0.08 R)
• M11: 7,817,686 km (0.106 R)
• M12: 8,883,421 km (0.119 R)
• M13: 9,689,903 km (0.119 R)
• M14: 10,269,295 km (0.079 R)
• M15: 11,351,038 km (0.082 R)
• M16: 13,685,213 km (0.11 R)
• M17: 14,935,552 km (0.098 R)
• M18: 15,528,558 km (0.095 R)
• M19: 16,635,433 km (0.062 R)
• M20: 19,914,917 km (0.118 R)
• M21: 20,488,625 km (0.084 R)
• M22: 24,571,001 km (0.097 R)
• M23: 26,500,515 km (0.03 R)
• M24: 32,694,315 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.9

Radius: 9

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.78 AU - 10.26 AU

Year: 9797 Days

Day: 9.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,207,620 km

• M1: 113,395 km (0.085 R)
• M2: 538,104 km (0.05 R)
• M3: 961,017 km (0.12 R)
• M4: 1,444,966 km (0.087 R)
• M5: 2,347,191 km (0.106 R)
• M6: 2,791,945 km (0.042 R)
• M7: 4,938,974 km (0.062 R)
• M8: 6,033,581 km (0.102 R)
• M9: 6,605,344 km (0.044 R)
• M10: 10,194,646 km (0.093 R)
• M11: 11,713,962 km (0.102 R)
• M12: 14,240,072 km (0.043 R)
• M13: 17,295,758 km (0.096 R)
• M14: 18,058,408 km (0.044 R)
• M15: 20,063,169 km (0.086 R)
• M16: 24,430,379 km (0.086 R)
• M17: 24,747,677 km (0.087 R)
• M18: 27,641,498 km (0.064 R)
• M19: 30,478,173 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.3

Radius: 13

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 8.45 AU - 10.07 AU

Year: 10191 Days

Day: 7.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,207,620 km

• M1: 162,164 km (0.066 R)
• M2: 623,524 km (0.06 R)
• M3: 1,309,879 km (0.084 R)
• M4: 1,900,043 km (0.098 R)
• M5: 2,968,022 km (0.078 R)
• M6: 4,428,396 km (0.053 R)
• M7: 5,743,511 km (0.097 R)
• M8: 6,224,468 km (0.081 R)
• M9: 6,697,646 km (0.116 R)
• M10: 7,452,368 km (0.041 R)
• M11: 7,908,791 km (0.092 R)
• M12: 8,710,934 km (0.055 R)
• M13: 9,132,052 km (0.069 R)
• M14: 10,666,627 km (0.105 R)
• M15: 11,595,929 km (0.086 R)
• M16: 12,158,268 km (0.049 R)
• M17: 13,117,489 km (0.085 R)
• M18: 14,299,761 km (0.119 R)
• M19: 15,307,752 km (0.119 R)
• M20: 16,875,687 km (0.113 R)
• M21: 19,531,648 km (0.095 R)
• M22: 19,963,686 km (0.029 R)
• M23: 20,402,008 km (0.072 R)
• M24: 21,756,018 km (0.092 R)
• M25: 25,658,728 km (0.049 R)
• M26: 26,351,665 km (0.103 R)
• M27: 29,249,076 km (0.088 R)
• M28: 31,655,807 km (0.085 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 11,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit