🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.69 AU - 1.05 AU

Year: 283 Days

Day: 25.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 21,582,713 km

• M1: 143,913 km (0.116 R)
• M2: 192,233 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.89 AU - 1.45 AU

Year: 441 Days

Day: 18.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 42.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 21,582,713 km

• M1: 225,145 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.93 AU - 2.59 AU

Year: 1183 Days

Day: 43.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,582,713 km

• M1: 55,800 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.98 AU - 2.82 AU

Year: 1295 Days

Day: 32.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 168.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,582,713 km

• M1: 687,701 km (0.095 R)

Asteroid Belt

Center: 9.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.9

Radius: 7.4

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 14.47 AU - 17.27 AU

Year: 22017 Days

Day: 17.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 21,582,713 km

• M1: 171,888 km (0.098 R)
• M2: 439,967 km (0.115 R)
• M3: 624,571 km (0.069 R)
• M4: 731,234 km (0.092 R)
• M5: 908,358 km (0.1 R)
• M6: 1,087,726 km (0.101 R)
• M7: 1,571,825 km (0.07 R)
• M8: 2,571,587 km (0.118 R)
• M9: 2,843,108 km (0.091 R)
• M10: 2,957,550 km (0.076 R)
• M11: 4,129,051 km (0.097 R)
• M12: 4,390,249 km (0.116 R)
• M13: 5,508,343 km (0.113 R)
• M14: 5,569,678 km (0.114 R)
• M15: 6,215,343 km (0.093 R)
• M16: 6,342,950 km (0.094 R)
• M17: 6,709,614 km (0.106 R)
• M18: 10,482,173 km (0.086 R)
• M19: 10,583,601 km (0.106 R)
• M20: 10,863,947 km (0.076 R)
• M21: 11,172,717 km (0.065 R)
• M22: 11,667,437 km (0.068 R)
• M23: 12,356,036 km (0.027 R)
• M24: 12,436,370 km (0.105 R)
• M25: 12,543,632 km (0.057 R)
• M26: 13,030,573 km (0.114 R)
• M27: 13,911,256 km (0.111 R)
• M28: 14,302,604 km (0.111 R)
• M29: 14,415,101 km (0.102 R)
• M30: 15,268,108 km (0.104 R)
• M31: 15,440,744 km (0.058 R)
• M32: 16,371,991 km (0.042 R)
• M33: 16,548,516 km (0.106 R)
• M34: 17,411,247 km (0.115 R)
• M35: 17,953,988 km (0.09 R)
• M36: 19,025,259 km (0.114 R)
• M37: 19,118,009 km (0.025 R)
• M38: 19,241,877 km (0.074 R)
• M39: 19,490,658 km (0.068 R)
• M40: 19,646,688 km (0.114 R)
• M41: 19,740,337 km (0.026 R)
• M42: 21,005,037 km (0.104 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 18,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit