🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.51 AU - 0.73 AU

Year: 182 Days

Day: 28.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.6 AU - 0.76 AU

Year: 209 Days

Day: 38.4 Hours

Environment

Temp: 169 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 34,849,360 km

• M1: 47,722 km (0.069 R)
• M2: 320,887 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.69 AU - 0.71 AU

Year: 218 Days

Day: 24.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,849,360 km

• M1: 319,242 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.59 AU - 0.81 AU

Year: 218 Days

Day: 46.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,849,360 km

• M1: 514,168 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.83 AU - 1.35 AU

Year: 424 Days

Day: 18.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.55 AU - 4.11 AU

Year: 2794 Days

Day: 46.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.9

Radius: 9.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.89 AU - 10.85 AU

Year: 9848 Days

Day: 6.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 34,849,360 km

• M1: 120,277 km (0.056 R)
• M2: 245,640 km (0.094 R)
• M3: 355,594 km (0.115 R)
• M4: 418,276 km (0.057 R)
• M5: 521,049 km (0.107 R)
• M6: 646,263 km (0.047 R)
• M7: 740,360 km (0.085 R)
• M8: 1,384,827 km (0.096 R)
• M9: 1,826,590 km (0.033 R)
• M10: 2,124,290 km (0.106 R)
• M11: 2,206,419 km (0.094 R)
• M12: 2,310,390 km (0.082 R)
• M13: 2,787,906 km (0.108 R)
• M14: 3,084,259 km (0.036 R)
• M15: 3,319,278 km (0.103 R)
• M16: 3,560,280 km (0.111 R)
• M17: 3,907,197 km (0.059 R)
• M18: 4,686,901 km (0.086 R)
• M19: 4,957,374 km (0.119 R)
• M20: 5,149,757 km (0.099 R)
• M21: 5,288,734 km (0.09 R)
• M22: 5,372,808 km (0.098 R)
• M23: 5,627,423 km (0.114 R)
• M24: 5,857,056 km (0.108 R)
• M25: 5,973,144 km (0.118 R)
• M26: 6,060,659 km (0.084 R)
• M27: 6,119,151 km (0.112 R)
• M28: 6,444,826 km (0.119 R)
• M29: 6,624,792 km (0.11 R)
• M30: 7,707,731 km (0.084 R)
• M31: 7,835,039 km (0.114 R)
• M32: 7,962,945 km (0.115 R)
• M33: 8,188,539 km (0.101 R)
• M34: 9,078,496 km (0.076 R)
• M35: 9,145,666 km (0.117 R)
• M36: 9,860,594 km (0.102 R)
• M37: 11,671,027 km (0.102 R)
• M38: 12,632,643 km (0.05 R)
• M39: 13,428,054 km (0.08 R)
• M40: 13,542,946 km (0.09 R)
• M41: 13,735,179 km (0.074 R)
• M42: 14,044,697 km (0.1 R)
• M43: 14,356,608 km (0.098 R)
• M44: 15,385,991 km (0.106 R)
• M45: 15,667,086 km (0.029 R)
• M46: 15,747,869 km (0.109 R)
• M47: 15,828,652 km (0.093 R)
• M48: 16,234,660 km (0.048 R)
• M49: 16,891,395 km (0.057 R)
• M50: 18,103,886 km (0.046 R)
• M51: 18,231,044 km (0.095 R)
• M52: 18,528,594 km (0.072 R)
• M53: 18,784,855 km (0.115 R)
• M54: 19,560,969 km (0.103 R)
• M55: 20,127,945 km (0.09 R)
• M56: 20,744,737 km (0.095 R)
• M57: 21,636,340 km (0.116 R)
• M58: 22,222,764 km (0.11 R)
• M59: 22,540,659 km (0.105 R)
• M60: 22,677,242 km (0.064 R)
• M61: 22,768,646 km (0.101 R)
• M62: 23,364,943 km (0.085 R)
• M63: 23,827,201 km (0.045 R)
• M64: 24,105,902 km (0.067 R)
• M65: 24,760,692 km (0.09 R)
• M66: 24,948,736 km (0.043 R)
• M67: 25,421,166 km (0.108 R)
• M68: 26,807,938 km (0.074 R)
• M69: 27,876,217 km (0.099 R)
• M70: 29,804,085 km (0.117 R)
• M71: 30,607,425 km (0.073 R)
• M72: 30,708,254 km (0.118 R)
• M73: 31,214,493 km (0.078 R)
• M74: 31,519,673 km (0.049 R)
• M75: 32,132,725 km (0.082 R)
• M76: 32,235,349 km (0.118 R)
• M77: 33,474,618 km (0.099 R)
• M78: 33,943,308 km (0.116 R)
• M79: 34,782,103 km (0.1 R)
• M80: 35,415,501 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.1

Radius: 11.4

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.88 AU - 9.4 AU

Year: 10301 Days

Day: 10.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 34,849,360 km

• M1: 171,439 km (0.068 R)
• M2: 331,210 km (0.082 R)
• M3: 462,108 km (0.103 R)
• M4: 577,298 km (0.117 R)
• M5: 690,544 km (0.083 R)
• M6: 1,158,037 km (0.107 R)
• M7: 1,272,479 km (0.102 R)
• M8: 1,408,015 km (0.111 R)
• M9: 2,158,099 km (0.087 R)
• M10: 2,704,430 km (0.113 R)
• M11: 2,881,105 km (0.09 R)
• M12: 3,130,485 km (0.092 R)
• M13: 3,674,423 km (0.081 R)
• M14: 4,171,686 km (0.087 R)
• M15: 4,248,131 km (0.096 R)
• M16: 4,690,192 km (0.056 R)
• M17: 5,011,080 km (0.11 R)
• M18: 5,201,668 km (0.054 R)
• M19: 5,450,299 km (0.089 R)
• M20: 5,816,365 km (0.095 R)
• M21: 7,052,941 km (0.065 R)
• M22: 7,236,199 km (0.036 R)
• M23: 8,272,014 km (0.083 R)
• M24: 8,400,668 km (0.098 R)
• M25: 8,562,533 km (0.09 R)
• M26: 8,823,582 km (0.083 R)
• M27: 9,021,200 km (0.112 R)
• M28: 9,120,533 km (0.112 R)
• M29: 9,220,166 km (0.084 R)
• M30: 9,690,202 km (0.114 R)
• M31: 10,168,167 km (0.076 R)
• M32: 10,410,067 km (0.117 R)
• M33: 12,082,870 km (0.09 R)
• M34: 12,597,337 km (0.043 R)
• M35: 13,419,976 km (0.119 R)
• M36: 14,608,681 km (0.116 R)
• M37: 15,274,840 km (0.09 R)
• M38: 15,711,068 km (0.115 R)
• M39: 16,191,875 km (0.117 R)
• M40: 16,636,630 km (0.117 R)
• M41: 17,373,399 km (0.064 R)
• M42: 17,497,266 km (0.085 R)
• M43: 18,498,375 km (0.094 R)
• M44: 18,624,785 km (0.092 R)
• M45: 19,133,418 km (0.087 R)
• M46: 21,081,482 km (0.07 R)
• M47: 21,744,798 km (0.041 R)
• M48: 22,146,170 km (0.059 R)
• M49: 22,325,238 km (0.079 R)
• M50: 22,639,992 km (0.118 R)
• M51: 22,910,764 km (0.112 R)
• M52: 24,604,960 km (0.054 R)
• M53: 25,069,761 km (0.074 R)
• M54: 25,584,228 km (0.116 R)
• M55: 25,819,396 km (0.07 R)
• M56: 26,055,162 km (0.097 R)
• M57: 26,149,708 km (0.109 R)
• M58: 26,576,361 km (0.111 R)
• M59: 26,814,521 km (0.107 R)
• M60: 27,005,408 km (0.056 R)
• M61: 27,149,022 km (0.112 R)
• M62: 28,063,962 km (0.107 R)
• M63: 28,452,169 km (0.047 R)
• M64: 28,646,945 km (0.116 R)
• M65: 29,479,756 km (0.1 R)
• M66: 29,825,028 km (0.066 R)
• M67: 29,923,912 km (0.12 R)
• M68: 30,320,646 km (0.067 R)
• M69: 31,068,935 km (0.033 R)
• M70: 31,420,340 km (0.063 R)
• M71: 31,621,699 km (0.038 R)
• M72: 31,772,942 km (0.052 R)
• M73: 32,177,604 km (0.066 R)
• M74: 32,787,814 km (0.069 R)
• M75: 33,094,340 km (0.052 R)
• M76: 33,864,919 km (0.106 R)
• M77: 33,968,141 km (0.112 R)
• M78: 34,071,364 km (0.116 R)
• M79: 34,381,929 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 14,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit