🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.57 AU - 0.59 AU

Year: 155 Days

Day: 39.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,091,211 km

• M1: 53,855 km (0.098 R)
• M2: 225,594 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.88 AU - 0.94 AU

Year: 304 Days

Day: 23.1 Hours

Environment

Temp: 109 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.17 AU - 1.79 AU

Year: 630 Days

Day: 14.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,091,211 km

• M1: 123,269 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.27 AU - 2.93 AU

Year: 1467 Days

Day: 35.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.6

Radius: 13.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.28 AU - 6.76 AU

Year: 5824 Days

Day: 13.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 38,091,211 km

• M1: 183,557 km (0.035 R)
• M2: 330,910 km (0.059 R)
• M3: 523,144 km (0.09 R)
• M4: 724,054 km (0.04 R)
• M5: 1,091,616 km (0.103 R)
• M6: 1,192,893 km (0.08 R)
• M7: 1,282,353 km (0.119 R)
• M8: 1,421,329 km (0.116 R)
• M9: 1,714,990 km (0.052 R)
• M10: 1,869,525 km (0.097 R)
• M11: 2,137,604 km (0.097 R)
• M12: 2,342,254 km (0.116 R)
• M13: 3,268,414 km (0.103 R)
• M14: 3,418,611 km (0.083 R)
• M15: 3,527,518 km (0.102 R)
• M16: 3,838,382 km (0.103 R)
• M17: 4,751,378 km (0.027 R)
• M18: 4,946,902 km (0.055 R)
• M19: 5,346,030 km (0.068 R)
• M20: 5,549,632 km (0.097 R)
• M21: 5,729,748 km (0.078 R)
• M22: 5,911,958 km (0.105 R)
• M23: 6,096,113 km (0.1 R)
• M24: 6,605,494 km (0.062 R)
• M25: 7,128,787 km (0.041 R)
• M26: 7,522,978 km (0.116 R)
• M27: 7,665,544 km (0.08 R)
• M28: 8,011,415 km (0.079 R)
• M29: 8,156,973 km (0.106 R)
• M30: 8,244,787 km (0.081 R)
• M31: 9,292,272 km (0.077 R)
• M32: 9,383,975 km (0.116 R)
• M33: 9,723,114 km (0.101 R)
• M34: 10,191,953 km (0.1 R)
• M35: 10,668,273 km (0.09 R)
• M36: 11,282,073 km (0.075 R)
• M37: 11,478,196 km (0.115 R)
• M38: 11,741,638 km (0.112 R)
• M39: 12,073,745 km (0.03 R)
• M40: 13,502,405 km (0.114 R)
• M41: 13,745,651 km (0.108 R)
• M42: 14,025,548 km (0.118 R)
• M43: 14,166,170 km (0.084 R)
• M44: 14,342,546 km (0.104 R)
• M45: 14,448,761 km (0.114 R)
• M46: 14,876,311 km (0.12 R)
• M47: 15,127,785 km (0.106 R)
• M48: 16,257,698 km (0.048 R)
• M49: 16,665,203 km (0.092 R)
• M50: 17,226,344 km (0.079 R)
• M51: 17,717,773 km (0.099 R)
• M52: 18,213,690 km (0.105 R)
• M53: 18,907,974 km (0.09 R)
• M54: 19,886,793 km (0.088 R)
• M55: 20,005,274 km (0.113 R)
• M56: 20,163,848 km (0.076 R)
• M57: 20,721,699 km (0.066 R)
• M58: 22,261,360 km (0.112 R)
• M59: 22,384,479 km (0.104 R)
• M60: 23,294,483 km (0.118 R)
• M61: 23,461,135 km (0.07 R)
• M62: 23,586,498 km (0.102 R)
• M63: 23,963,784 km (0.101 R)
• M64: 24,470,023 km (0.115 R)
• M65: 24,597,031 km (0.096 R)
• M66: 24,894,432 km (0.087 R)
• M67: 25,321,534 km (0.108 R)
• M68: 25,450,039 km (0.093 R)
• M69: 25,621,777 km (0.091 R)
• M70: 26,399,536 km (0.06 R)
• M71: 26,703,968 km (0.09 R)
• M72: 28,111,085 km (0.116 R)
• M73: 28,689,431 km (0.118 R)
• M74: 29,226,936 km (0.062 R)
• M75: 29,858,239 km (0.065 R)
• M76: 30,311,969 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.2

Radius: 13.6

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.33 AU - 8.21 AU

Year: 6163 Days

Day: 11.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 38,091,211 km

• M1: 186,698 km (0.081 R)
• M2: 346,768 km (0.086 R)
• M3: 449,990 km (0.078 R)
• M4: 671,694 km (0.051 R)
• M5: 948,002 km (0.072 R)
• M6: 1,092,364 km (0.099 R)
• M7: 1,404,425 km (0.088 R)
• M8: 1,533,827 km (0.088 R)
• M9: 1,725,911 km (0.093 R)
• M10: 2,050,089 km (0.106 R)
• M11: 3,235,652 km (0.102 R)
• M12: 3,334,686 km (0.11 R)
• M13: 3,844,665 km (0.047 R)
• M14: 4,796,108 km (0.071 R)
• M15: 4,880,930 km (0.112 R)
• M16: 4,994,923 km (0.08 R)
• M17: 5,081,092 km (0.11 R)
• M18: 5,225,603 km (0.111 R)
• M19: 5,342,290 km (0.031 R)
• M20: 5,518,965 km (0.066 R)
• M21: 5,608,125 km (0.115 R)
• M22: 5,817,861 km (0.12 R)
• M23: 5,938,886 km (0.077 R)
• M24: 6,276,229 km (0.083 R)
• M25: 6,937,452 km (0.093 R)
• M26: 7,033,793 km (0.069 R)
• M27: 7,687,236 km (0.12 R)
• M28: 8,600,382 km (0.078 R)
• M29: 8,703,903 km (0.076 R)
• M30: 9,087,323 km (0.118 R)
• M31: 9,655,047 km (0.09 R)
• M32: 10,197,638 km (0.096 R)
• M33: 10,454,348 km (0.074 R)
• M34: 10,565,050 km (0.104 R)
• M35: 10,676,052 km (0.106 R)
• M36: 11,124,247 km (0.094 R)
• M37: 11,237,194 km (0.118 R)
• M38: 11,350,589 km (0.099 R)
• M39: 11,464,283 km (0.082 R)
• M40: 11,807,910 km (0.034 R)
• M41: 11,923,249 km (0.096 R)
• M42: 12,466,290 km (0.046 R)
• M43: 12,740,802 km (0.1 R)
• M44: 13,657,089 km (0.119 R)
• M45: 13,940,278 km (0.082 R)
• M46: 14,635,908 km (0.106 R)
• M47: 15,891,034 km (0.118 R)
• M48: 17,837,751 km (0.12 R)
• M49: 18,014,426 km (0.03 R)
• M50: 18,548,042 km (0.095 R)
• M51: 19,086,893 km (0.087 R)
• M52: 19,222,279 km (0.117 R)
• M53: 20,088,002 km (0.108 R)
• M54: 20,641,215 km (0.082 R)
• M55: 20,873,241 km (0.085 R)
• M56: 21,199,514 km (0.085 R)
• M57: 21,527,582 km (0.046 R)
• M58: 22,093,661 km (0.103 R)
• M59: 23,530,548 km (0.044 R)
• M60: 24,456,260 km (0.106 R)
• M61: 24,948,138 km (0.11 R)
• M62: 25,393,790 km (0.098 R)
• M63: 26,594,761 km (0.064 R)
• M64: 28,224,929 km (0.082 R)
• M65: 29,520,896 km (0.113 R)
• M66: 30,518,714 km (0.119 R)
• M67: 31,741,527 km (0.071 R)
• M68: 32,926,043 km (0.062 R)
• M69: 33,034,501 km (0.116 R)
• M70: 33,578,289 km (0.051 R)
• M71: 33,851,305 km (0.057 R)
• M72: 34,179,972 km (0.093 R)
• M73: 34,895,499 km (0.108 R)
• M74: 35,671,762 km (0.034 R)
• M75: 37,637,029 km (0.111 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 14,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit