🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.68 AU - 0.8 AU

Year: 240 Days

Day: 33.1 Hours

Environment

Temp: 145 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.82 AU - 4.64 AU

Year: 3277 Days

Day: 15.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.2

Radius: 9.7

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.54 AU - 7.9 AU

Year: 7309 Days

Day: 5.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,287,620 km

• M1: 120,725 km (0.102 R)
• M2: 559,496 km (0.095 R)
• M3: 1,089,671 km (0.102 R)
• M4: 1,570,628 km (0.061 R)
• M5: 2,572,784 km (0.108 R)
• M6: 4,247,233 km (0.092 R)
• M7: 6,252,593 km (0.119 R)
• M8: 7,535,394 km (0.119 R)
• M9: 8,219,356 km (0.102 R)
• M10: 9,195,183 km (0.081 R)
• M11: 10,200,929 km (0.094 R)
• M12: 11,819,877 km (0.052 R)
• M13: 12,275,552 km (0.084 R)
• M14: 16,168,987 km (0.111 R)
• M15: 16,921,165 km (0.117 R)
• M16: 17,762,054 km (0.097 R)
• M17: 22,236,527 km (0.063 R)
• M18: 28,841,422 km (0.113 R)
• M19: 29,668,100 km (0.077 R)
• M20: 31,949,767 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.2

Radius: 4.8

Gravity: 41.72 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.57 AU - 17.71 AU

Year: 21103 Days

Day: 15.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,287,620 km

• M1: 60,737 km (0.048 R)
• M2: 223,948 km (0.117 R)
• M3: 664,813 km (0.032 R)
• M4: 1,219,372 km (0.034 R)
• M5: 1,471,594 km (0.104 R)
• M6: 1,628,373 km (0.118 R)
• M7: 2,765,167 km (0.045 R)
• M8: 3,436,413 km (0.062 R)
• M9: 4,420,916 km (0.062 R)
• M10: 5,414,994 km (0.097 R)
• M11: 8,045,972 km (0.066 R)
• M12: 8,987,840 km (0.101 R)
• M13: 9,396,242 km (0.108 R)
• M14: 12,393,884 km (0.112 R)
• M15: 21,599,689 km (0.097 R)
• M16: 21,807,181 km (0.059 R)
• M17: 26,714,440 km (0.058 R)
• M18: 28,293,894 km (0.074 R)
• M19: 32,580,621 km (0.081 R)
• M20: 34,949,204 km (0.07 R)
• M21: 45,232,412 km (0.09 R)
• M22: 51,240,113 km (0.112 R)
• M23: 84,891,257 km (0.114 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: 528 - 10,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit