🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.49 AU - 0.55 AU

Year: 141 Days

Day: 44.7 Hours

Environment

Temp: 205 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.89 AU - 1.05 AU

Year: 358 Days

Day: 25.5 Hours

Environment

Temp: 22 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.33 AU - 2.21 AU

Year: 882 Days

Day: 23 Hours

Environment

Temp: -64 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.86 AU - 2.2 AU

Year: 1084 Days

Day: 15.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,140,698 km

• M1: 53,556 km (0.117 R)
• M2: 1,357,750 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.79 AU - 4.05 AU

Year: 2908 Days

Day: 27.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,140,698 km

• M1: 2,851,635 km (0.102 R)

Asteroid Belt

Center: 6.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381

Radius: 8.1

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.33 AU - 9.47 AU

Year: 9123 Days

Day: 13.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,140,698 km

• M1: 102,325 km (0.109 R)
• M2: 505,342 km (0.11 R)
• M3: 930,050 km (0.099 R)
• M4: 1,913,806 km (0.109 R)
• M5: 2,539,125 km (0.03 R)
• M6: 2,801,519 km (0.078 R)
• M7: 3,144,697 km (0.119 R)
• M8: 4,215,967 km (0.112 R)
• M9: 4,478,063 km (0.084 R)
• M10: 5,637,297 km (0.102 R)
• M11: 7,618,571 km (0.12 R)
• M12: 8,535,755 km (0.067 R)
• M13: 8,999,509 km (0.091 R)
• M14: 10,829,091 km (0.089 R)
• M15: 12,038,739 km (0.112 R)
• M16: 13,504,649 km (0.036 R)
• M17: 17,048,921 km (0.066 R)
• M18: 18,611,471 km (0.098 R)
• M19: 21,092,701 km (0.115 R)
• M20: 22,097,101 km (0.03 R)
• M21: 23,376,462 km (0.116 R)
• M22: 23,703,932 km (0.108 R)
• M23: 27,148,722 km (0.118 R)
• M24: 29,941,565 km (0.108 R)
• M25: 31,806,153 km (0.098 R)
• M26: 32,208,272 km (0.109 R)
• M27: 33,746,736 km (0.086 R)
• M28: 34,799,157 km (0.12 R)
• M29: 36,638,314 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.2

Radius: 11.6

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.67 AU - 12.25 AU

Year: 12677 Days

Day: 7.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,140,698 km

• M1: 144,362 km (0.077 R)
• M2: 609,462 km (0.113 R)
• M3: 1,316,910 km (0.108 R)
• M4: 1,706,613 km (0.111 R)
• M5: 2,419,895 km (0.103 R)
• M6: 4,407,452 km (0.119 R)
• M7: 5,032,024 km (0.06 R)
• M8: 5,608,424 km (0.101 R)
• M9: 6,419,394 km (0.04 R)
• M10: 7,264,921 km (0.112 R)
• M11: 9,226,299 km (0.119 R)
• M12: 10,356,062 km (0.085 R)
• M13: 11,065,754 km (0.093 R)
• M14: 13,517,664 km (0.119 R)
• M15: 16,167,191 km (0.1 R)
• M16: 17,805,587 km (0.036 R)
• M17: 19,551,993 km (0.06 R)
• M18: 23,290,444 km (0.1 R)
• M19: 34,369,363 km (0.097 R)
• M20: 36,193,709 km (0.106 R)
• M21: 41,508,772 km (0.079 R)
• M22: 48,366,188 km (0.029 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 17,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit