🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.61 AU - 0.81 AU

Year: 211 Days

Day: 20.6 Hours

Environment

Temp: 156 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.16 AU - 1.62 AU

Year: 579 Days

Day: 17.1 Hours

Environment

Temp: -4 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,768,136 km

• M1: 420,669 km (0.101 R)

Asteroid Belt

Center: 4.61 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.8

Radius: 14.3

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.15 AU - 9.51 AU

Year: 7736 Days

Day: 6.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,768,136 km

• M1: 178,919 km (0.107 R)
• M2: 837,449 km (0.061 R)
• M3: 1,494,034 km (0.104 R)
• M4: 2,140,147 km (0.072 R)
• M5: 2,671,070 km (0.114 R)
• M6: 3,137,516 km (0.118 R)
• M7: 3,706,736 km (0.113 R)
• M8: 4,290,916 km (0.111 R)
• M9: 5,115,050 km (0.048 R)
• M10: 8,400,519 km (0.101 R)
• M11: 11,318,276 km (0.115 R)
• M12: 14,301,257 km (0.069 R)
• M13: 14,980,581 km (0.067 R)
• M14: 15,746,073 km (0.049 R)
• M15: 16,807,171 km (0.087 R)
• M16: 18,851,426 km (0.079 R)
• M17: 24,113,531 km (0.068 R)
• M18: 30,483,409 km (0.092 R)
• M19: 36,278,980 km (0.119 R)
• M20: 37,543,530 km (0.036 R)
• M21: 38,245,593 km (0.111 R)
• M22: 39,195,390 km (0.031 R)
• M23: 40,772,002 km (0.095 R)
• M24: 41,888,152 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.8

Radius: 7.2

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 12.54 AU - 20.08 AU

Year: 23258 Days

Day: 20.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,768,136 km

• M1: 89,759 km (0.099 R)
• M2: 477,965 km (0.063 R)
• M3: 729,738 km (0.096 R)
• M4: 1,332,618 km (0.066 R)
• M5: 2,315,177 km (0.116 R)
• M6: 4,557,050 km (0.044 R)
• M7: 5,641,485 km (0.088 R)
• M8: 6,572,134 km (0.115 R)
• M9: 7,552,299 km (0.089 R)
• M10: 10,638,054 km (0.109 R)
• M11: 10,886,237 km (0.119 R)
• M12: 11,984,435 km (0.064 R)
• M13: 12,594,944 km (0.092 R)
• M14: 14,025,548 km (0.065 R)
• M15: 18,246,452 km (0.109 R)
• M16: 18,602,495 km (0.042 R)
• M17: 18,963,176 km (0.112 R)
• M18: 20,073,042 km (0.098 R)
• M19: 21,918,182 km (0.108 R)
• M20: 22,219,473 km (0.043 R)
• M21: 24,838,931 km (0.063 R)
• M22: 25,166,401 km (0.057 R)
• M23: 25,941,916 km (0.085 R)
• M24: 27,308,343 km (0.091 R)
• M25: 32,729,321 km (0.119 R)
• M26: 33,123,063 km (0.025 R)
• M27: 36,247,714 km (0.077 R)
• M28: 39,711,952 km (0.088 R)
• M29: 40,611,334 km (0.07 R)
• M30: 47,793,977 km (0.104 R)
• M31: 50,889,156 km (0.072 R)
• M32: 54,666,204 km (0.086 R)
• M33: 56,717,190 km (0.088 R)
• M34: 59,012,620 km (0.094 R)
• M35: 60,379,945 km (0.057 R)
• M36: 60,774,434 km (0.056 R)
• M37: 62,974,869 km (0.116 R)
• M38: 71,644,515 km (0.062 R)
• M39: 77,303,054 km (0.046 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 19,564 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit