🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.85 AU - 1.09 AU

Year: 341 Days

Day: 16.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.08 AU - 1.36 AU

Year: 480 Days

Day: 20.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 131.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,842,190 km

• M1: 36,203 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.35 AU - 1.67 AU

Year: 661 Days

Day: 16.5 Hours

Environment

Temp: -20 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.8

Radius: 8.2

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 10.59 AU - 12.29 AU

Year: 13792 Days

Day: 10.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 39,842,190 km

• M1: 105,466 km (0.062 R)
• M2: 419,921 km (0.058 R)
• M3: 967,749 km (0.056 R)
• M4: 1,086,829 km (0.111 R)
• M5: 1,512,434 km (0.038 R)
• M6: 1,816,268 km (0.033 R)
• M7: 1,879,398 km (0.055 R)
• M8: 2,139,250 km (0.096 R)
• M9: 2,318,917 km (0.066 R)
• M10: 2,550,644 km (0.043 R)
• M11: 2,693,210 km (0.1 R)
• M12: 2,789,701 km (0.09 R)
• M13: 3,844,665 km (0.088 R)
• M14: 4,485,543 km (0.062 R)
• M15: 5,069,573 km (0.102 R)
• M16: 5,340,195 km (0.049 R)
• M17: 5,431,450 km (0.079 R)
• M18: 5,584,638 km (0.073 R)
• M19: 5,895,652 km (0.091 R)
• M20: 6,244,066 km (0.112 R)
• M21: 6,861,905 km (0.083 R)
• M22: 7,533,001 km (0.081 R)
• M23: 7,980,598 km (0.101 R)
• M24: 8,225,190 km (0.105 R)
• M25: 8,865,319 km (0.095 R)
• M26: 9,930,157 km (0.109 R)
• M27: 10,193,300 km (0.088 R)
• M28: 10,268,847 km (0.106 R)
• M29: 10,649,573 km (0.115 R)
• M30: 10,726,317 km (0.094 R)
• M31: 11,268,460 km (0.081 R)
• M32: 11,621,660 km (0.106 R)
• M33: 12,379,373 km (0.068 R)
• M34: 12,947,845 km (0.103 R)
• M35: 14,278,967 km (0.109 R)
• M36: 15,479,041 km (0.108 R)
• M37: 15,915,418 km (0.102 R)
• M38: 16,047,064 km (0.088 R)
• M39: 18,387,224 km (0.092 R)
• M40: 18,571,528 km (0.11 R)
• M41: 19,362,004 km (0.036 R)
• M42: 19,502,626 km (0.074 R)
• M43: 19,596,573 km (0.1 R)
• M44: 19,879,463 km (0.074 R)
• M45: 20,353,688 km (0.062 R)
• M46: 20,783,632 km (0.064 R)
• M47: 21,313,358 km (0.106 R)
• M48: 21,652,796 km (0.089 R)
• M49: 21,847,423 km (0.088 R)
• M50: 21,993,879 km (0.083 R)
• M51: 22,730,948 km (0.11 R)
• M52: 23,776,487 km (0.087 R)
• M53: 24,532,704 km (0.089 R)
• M54: 25,450,787 km (0.107 R)
• M55: 25,502,099 km (0.065 R)
• M56: 25,862,330 km (0.081 R)
• M57: 26,069,075 km (0.072 R)
• M58: 26,640,090 km (0.104 R)
• M59: 26,744,359 km (0.097 R)
• M60: 27,162,785 km (0.084 R)
• M61: 27,320,311 km (0.115 R)
• M62: 28,165,390 km (0.102 R)
• M63: 29,072,551 km (0.08 R)
• M64: 30,097,895 km (0.109 R)
• M65: 30,206,503 km (0.077 R)
• M66: 30,424,168 km (0.105 R)
• M67: 31,135,057 km (0.116 R)
• M68: 31,464,920 km (0.07 R)
• M69: 31,795,980 km (0.096 R)
• M70: 32,908,091 km (0.112 R)
• M71: 33,019,990 km (0.066 R)
• M72: 33,187,988 km (0.087 R)
• M73: 34,089,316 km (0.114 R)
• M74: 34,998,721 km (0.056 R)
• M75: 35,571,082 km (0.113 R)
• M76: 35,628,528 km (0.033 R)
• M77: 36,146,586 km (0.117 R)
• M78: 36,204,181 km (0.115 R)
• M79: 37,423,403 km (0.056 R)
• M80: 38,126,065 km (0.095 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 13,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit