🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.45 AU - 0.59 AU

Year: 160 Days

Day: 16.1 Hours

Environment

Temp: 107 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.15 AU - 1.51 AU

Year: 656 Days

Day: 32.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.21 AU - 1.49 AU

Year: 671 Days

Day: 18.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,039,847 km

• M1: 518,656 km (0.079 R)
• M2: 704,008 km (0.119 R)

Asteroid Belt

Center: 3.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.1

Radius: 14.4

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.75 AU - 7.57 AU

Year: 6536 Days

Day: 7.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,039,847 km

• M1: 209,138 km (0.105 R)
• M2: 379,979 km (0.102 R)
• M3: 596,447 km (0.107 R)
• M4: 942,915 km (0.119 R)
• M5: 1,809,536 km (0.107 R)
• M6: 2,064,151 km (0.057 R)
• M7: 2,521,023 km (0.113 R)
• M8: 2,797,630 km (0.088 R)
• M9: 3,284,421 km (0.119 R)
• M10: 5,225,454 km (0.101 R)
• M11: 6,002,315 km (0.118 R)
• M12: 6,520,074 km (0.118 R)
• M13: 7,203,287 km (0.098 R)
• M14: 8,158,619 km (0.115 R)
• M15: 8,799,646 km (0.085 R)
• M16: 8,989,635 km (0.03 R)
• M17: 9,098,842 km (0.111 R)
• M18: 9,222,260 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.2

Radius: 6.8

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.87 AU - 11.21 AU

Year: 14628 Days

Day: 18.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 59,039,847 km

• M1: 264,040 km (0.045 R)
• M2: 317,596 km (0.088 R)
• M3: 390,899 km (0.058 R)
• M4: 487,240 km (0.116 R)
• M5: 724,054 km (0.081 R)
• M6: 972,835 km (0.117 R)
• M7: 1,295,518 km (0.08 R)
• M8: 1,368,821 km (0.079 R)
• M9: 1,494,333 km (0.116 R)
• M10: 1,571,376 km (0.066 R)
• M11: 3,041,474 km (0.106 R)
• M12: 3,139,760 km (0.097 R)
• M13: 3,272,603 km (0.049 R)
• M14: 4,036,001 km (0.101 R)
• M15: 4,180,512 km (0.118 R)
• M16: 4,290,018 km (0.072 R)
• M17: 4,363,620 km (0.092 R)
• M18: 5,083,336 km (0.09 R)
• M19: 5,200,321 km (0.082 R)
• M20: 6,292,984 km (0.118 R)
• M21: 6,545,206 km (0.105 R)
• M22: 6,929,822 km (0.099 R)
• M23: 8,447,792 km (0.079 R)
• M24: 8,772,718 km (0.051 R)
• M25: 9,054,561 km (0.036 R)
• M26: 9,101,834 km (0.093 R)
• M27: 9,291,673 km (0.093 R)
• M28: 10,507,455 km (0.076 R)
• M29: 10,756,685 km (0.075 R)
• M30: 10,806,651 km (0.097 R)
• M31: 10,957,296 km (0.09 R)
• M32: 11,875,827 km (0.072 R)
• M33: 13,840,197 km (0.114 R)
• M34: 13,894,650 km (0.095 R)
• M35: 15,279,777 km (0.073 R)
• M36: 16,074,441 km (0.088 R)
• M37: 18,537,869 km (0.073 R)
• M38: 19,202,233 km (0.083 R)
• M39: 20,616,531 km (0.059 R)
• M40: 21,116,338 km (0.075 R)
• M41: 21,620,034 km (0.087 R)
• M42: 21,873,453 km (0.086 R)
• M43: 22,000,461 km (0.097 R)
• M44: 23,154,908 km (0.077 R)
• M45: 24,131,932 km (0.069 R)
• M46: 24,394,775 km (0.119 R)
• M47: 24,989,427 km (0.096 R)
• M48: 25,589,015 km (0.083 R)
• M49: 25,857,094 km (0.066 R)
• M50: 27,965,377 km (0.095 R)
• M51: 28,587,704 km (0.041 R)
• M52: 29,424,704 km (0.09 R)
• M53: 29,635,189 km (0.118 R)
• M54: 30,695,090 km (0.118 R)
• M55: 31,983,426 km (0.116 R)
• M56: 32,779,287 km (0.108 R)
• M57: 33,289,266 km (0.051 R)
• M58: 33,655,033 km (0.037 R)
• M59: 34,390,755 km (0.055 R)
• M60: 34,612,459 km (0.075 R)
• M61: 36,553,941 km (0.095 R)
• M62: 37,310,008 km (0.074 R)
• M63: 38,071,162 km (0.059 R)
• M64: 41,088,701 km (0.077 R)
• M65: 42,665,612 km (0.081 R)
• M66: 43,381,737 km (0.102 R)
• M67: 43,781,313 km (0.119 R)
• M68: 44,503,571 km (0.086 R)
• M69: 45,068,004 km (0.107 R)
• M70: 46,285,581 km (0.091 R)
• M71: 46,530,323 km (0.105 R)
• M72: 46,693,834 km (0.102 R)
• M73: 50,086,265 km (0.081 R)
• M74: 50,421,514 km (0.088 R)
• M75: 52,108,678 km (0.083 R)
• M76: 53,044,413 km (0.111 R)
• M77: 53,129,833 km (0.115 R)
• M78: 53,728,524 km (0.073 R)
• M79: 54,415,627 km (0.071 R)
• M80: 54,501,646 km (0.116 R)
• M81: 55,451,592 km (0.061 R)
• M82: 56,145,726 km (0.037 R)
• M83: 56,406,924 km (0.089 R)
• M84: 56,755,637 km (0.061 R)
• M85: 57,542,821 km (0.115 R)
• M86: 58,421,858 km (0.079 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 19,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit