🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.45 AU - 0.63 AU

Year: 146 Days

Day: 35.6 Hours

Environment

Temp: 215 °C

Axial Tilt: 170 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.03 AU - 2.67 AU

Year: 1322 Days

Day: 28 Hours

Environment

Temp: -87 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,339,389 km

• M1: 35,903 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.25 AU - 3.01 AU

Year: 1566 Days

Day: 40 Hours

Environment

Temp: -86 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,339,389 km

• M1: 326,871 km (0.062 R)
• M2: 356,641 km (0.088 R)

Asteroid Belt

Center: 5.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.4

Radius: 9.8

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.78 AU - 9.6 AU

Year: 7828 Days

Day: 10.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 39,339,389 km

• M1: 143,614 km (0.116 R)
• M2: 568,023 km (0.086 R)
• M3: 660,175 km (0.092 R)
• M4: 783,145 km (0.08 R)
• M5: 900,878 km (0.091 R)
• M6: 1,010,833 km (0.117 R)
• M7: 1,199,326 km (0.076 R)
• M8: 1,305,840 km (0.109 R)
• M9: 1,415,495 km (0.107 R)
• M10: 2,064,750 km (0.117 R)
• M11: 2,695,903 km (0.101 R)
• M12: 2,776,237 km (0.079 R)
• M13: 2,980,887 km (0.093 R)
• M14: 3,064,213 km (0.095 R)
• M15: 3,536,194 km (0.095 R)
• M16: 3,624,457 km (0.092 R)
• M17: 3,985,138 km (0.096 R)
• M18: 4,076,991 km (0.083 R)
• M19: 4,380,974 km (0.06 R)
• M20: 4,813,910 km (0.069 R)
• M21: 5,210,195 km (0.117 R)
• M22: 5,285,742 km (0.117 R)
• M23: 5,412,451 km (0.093 R)
• M24: 5,642,981 km (0.084 R)
• M25: 6,113,766 km (0.056 R)
• M26: 6,354,020 km (0.071 R)
• M27: 6,542,962 km (0.051 R)
• M28: 6,706,473 km (0.071 R)
• M29: 7,289,306 km (0.04 R)
• M30: 7,458,800 km (0.059 R)
• M31: 7,572,495 km (0.05 R)
• M32: 7,859,423 km (0.105 R)
• M33: 8,004,234 km (0.091 R)
• M34: 8,120,771 km (0.059 R)
• M35: 8,326,019 km (0.041 R)
• M36: 9,012,374 km (0.075 R)
• M37: 9,224,803 km (0.095 R)
• M38: 9,439,027 km (0.099 R)
• M39: 9,872,412 km (0.114 R)
• M40: 10,154,404 km (0.119 R)
• M41: 10,217,385 km (0.059 R)
• M42: 10,598,261 km (0.099 R)
• M43: 10,919,298 km (0.105 R)
• M44: 11,211,014 km (0.094 R)
• M45: 12,639,823 km (0.076 R)
• M46: 13,739,816 km (0.103 R)
• M47: 14,656,103 km (0.061 R)
• M48: 15,157,705 km (0.079 R)
• M49: 16,362,267 km (0.073 R)
• M50: 16,621,670 km (0.119 R)
• M51: 16,696,020 km (0.07 R)
• M52: 17,295,010 km (0.112 R)
• M53: 18,900,793 km (0.041 R)
• M54: 18,978,435 km (0.037 R)
• M55: 20,076,782 km (0.106 R)
• M56: 20,156,069 km (0.106 R)
• M57: 20,553,700 km (0.025 R)
• M58: 20,793,655 km (0.064 R)
• M59: 21,357,041 km (0.106 R)
• M60: 21,478,514 km (0.096 R)
• M61: 21,843,982 km (0.081 R)
• M62: 22,704,918 km (0.117 R)
• M63: 24,206,431 km (0.048 R)
• M64: 24,544,373 km (0.098 R)
• M65: 25,267,978 km (0.11 R)
• M66: 25,439,118 km (0.048 R)
• M67: 25,739,810 km (0.098 R)
• M68: 26,257,867 km (0.079 R)
• M69: 26,388,017 km (0.061 R)
• M70: 26,518,317 km (0.084 R)
• M71: 26,735,832 km (0.102 R)
• M72: 27,260,622 km (0.109 R)
• M73: 27,568,195 km (0.112 R)
• M74: 28,275,793 km (0.095 R)
• M75: 28,364,504 km (0.105 R)
• M76: 28,765,576 km (0.106 R)
• M77: 29,213,323 km (0.069 R)
• M78: 29,708,641 km (0.116 R)
• M79: 30,479,369 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47

Radius: 7.1

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.67 AU - 22.63 AU

Year: 28385 Days

Day: 19.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 39,339,389 km

• M1: 133,591 km (0.102 R)
• M2: 723,754 km (0.119 R)
• M3: 1,237,623 km (0.108 R)
• M4: 1,659,190 km (0.053 R)
• M5: 2,144,336 km (0.117 R)
• M6: 2,695,155 km (0.111 R)
• M7: 2,743,027 km (0.093 R)
• M8: 2,986,422 km (0.077 R)
• M9: 3,236,849 km (0.116 R)
• M10: 3,364,755 km (0.117 R)
• M11: 3,892,537 km (0.071 R)
• M12: 4,056,047 km (0.062 R)
• M13: 4,305,427 km (0.11 R)
• M14: 6,764,965 km (0.101 R)
• M15: 7,938,710 km (0.078 R)
• M16: 9,210,292 km (0.113 R)
• M17: 13,386,915 km (0.117 R)
• M18: 15,233,102 km (0.06 R)
• M19: 15,707,028 km (0.117 R)
• M20: 15,924,095 km (0.047 R)
• M21: 16,054,843 km (0.108 R)
• M22: 17,336,448 km (0.118 R)
• M23: 19,668,978 km (0.073 R)
• M24: 20,184,792 km (0.089 R)
• M25: 20,231,915 km (0.074 R)
• M26: 21,277,904 km (0.079 R)
• M27: 21,710,840 km (0.064 R)
• M28: 22,292,476 km (0.071 R)
• M29: 24,268,515 km (0.103 R)
• M30: 25,074,398 km (0.081 R)
• M31: 26,919,688 km (0.058 R)
• M32: 28,755,404 km (0.046 R)
• M33: 29,447,443 km (0.105 R)
• M34: 31,228,556 km (0.075 R)
• M35: 32,601,116 km (0.088 R)
• M36: 34,105,472 km (0.116 R)
• M37: 34,217,820 km (0.103 R)
• M38: 36,088,841 km (0.031 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 16,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit