🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.59 AU - 0.61 AU

Year: 168 Days

Day: 30.1 Hours

Environment

Temp: 224 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,401,648 km

• M1: 303,085 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.57 AU - 0.69 AU

Year: 181 Days

Day: 21.2 Hours

Environment

Temp: 208 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,401,648 km

• M1: 300,841 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.64 AU - 0.72 AU

Year: 203 Days

Day: 23.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,401,648 km

• M1: 456,423 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.56 AU - 3.7 AU

Year: 2003 Days

Day: 37 Hours

Environment

Temp: -104 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.14 AU - 4.8 AU

Year: 2861 Days

Day: 21.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.3

Radius: 10.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.99 AU - 6.57 AU

Year: 4388 Days

Day: 9.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 111,401,648 km

• M1: 130,599 km (0.039 R)
• M2: 659,128 km (0.099 R)
• M3: 1,013,526 km (0.071 R)
• M4: 1,412,802 km (0.103 R)
• M5: 2,718,792 km (0.102 R)
• M6: 3,159,357 km (0.117 R)
• M7: 4,749,882 km (0.057 R)
• M8: 5,154,395 km (0.113 R)
• M9: 5,975,238 km (0.116 R)
• M10: 6,327,092 km (0.05 R)
• M11: 6,880,904 km (0.034 R)
• M12: 7,235,002 km (0.109 R)
• M13: 7,910,287 km (0.104 R)
• M14: 9,464,758 km (0.098 R)
• M15: 10,439,538 km (0.047 R)
• M16: 11,301,820 km (0.071 R)
• M17: 11,887,346 km (0.078 R)
• M18: 12,827,569 km (0.095 R)
• M19: 13,365,373 km (0.074 R)
• M20: 13,816,560 km (0.046 R)
• M21: 14,277,920 km (0.094 R)
• M22: 15,285,611 km (0.058 R)
• M23: 15,668,731 km (0.117 R)
• M24: 17,800,651 km (0.094 R)
• M25: 18,408,467 km (0.077 R)
• M26: 24,074,187 km (0.115 R)
• M27: 25,423,560 km (0.119 R)
• M28: 25,884,321 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.9

Radius: 14.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.29 AU - 5.95 AU

Year: 4818 Days

Day: 14.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 111,401,648 km

• M1: 184,005 km (0.111 R)
• M2: 1,350,270 km (0.054 R)
• M3: 2,053,979 km (0.057 R)
• M4: 2,668,527 km (0.106 R)
• M5: 5,517,917 km (0.083 R)
• M6: 7,429,928 km (0.089 R)
• M7: 8,054,499 km (0.087 R)
• M8: 8,714,076 km (0.101 R)
• M9: 9,713,091 km (0.117 R)
• M10: 10,501,471 km (0.084 R)
• M11: 11,546,562 km (0.102 R)
• M12: 12,027,818 km (0.118 R)
• M13: 12,705,796 km (0.075 R)
• M14: 15,836,131 km (0.101 R)
• M15: 16,376,479 km (0.073 R)
• M16: 18,306,441 km (0.085 R)
• M17: 18,841,702 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.2

Radius: 8.7

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.69 AU - 10.31 AU

Year: 11436 Days

Day: 11.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 111,401,648 km

• M1: 109,057 km (0.103 R)
• M2: 453,431 km (0.105 R)
• M3: 836,701 km (0.085 R)
• M4: 1,502,262 km (0.118 R)
• M5: 2,118,007 km (0.052 R)
• M6: 2,825,305 km (0.096 R)
• M7: 3,246,274 km (0.066 R)
• M8: 3,681,753 km (0.069 R)
• M9: 4,422,861 km (0.066 R)
• M10: 4,701,412 km (0.025 R)
• M11: 7,077,176 km (0.11 R)
• M12: 7,546,465 km (0.057 R)
• M13: 8,405,605 km (0.059 R)
• M14: 9,480,316 km (0.111 R)
• M15: 10,050,733 km (0.082 R)
• M16: 10,809,643 km (0.114 R)
• M17: 11,146,388 km (0.073 R)
• M18: 11,959,452 km (0.077 R)
• M19: 13,638,239 km (0.065 R)
• M20: 16,113,486 km (0.027 R)
• M21: 16,701,705 km (0.081 R)
• M22: 18,472,644 km (0.111 R)
• M23: 18,792,933 km (0.08 R)
• M24: 22,383,731 km (0.115 R)
• M25: 23,675,658 km (0.038 R)
• M26: 29,451,333 km (0.066 R)
• M27: 33,545,378 km (0.117 R)
• M28: 34,990,344 km (0.117 R)
• M29: 35,728,011 km (0.036 R)
• M30: 41,049,805 km (0.073 R)
• M31: 44,685,034 km (0.111 R)
• M32: 48,986,421 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.4

Radius: 3.6

Gravity: 54.74 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 13.89 AU - 20.57 AU

Year: 25865 Days

Day: 21 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 111,401,648 km

• M1: 44,879 km (0.06 R)
• M2: 398,230 km (0.077 R)
• M3: 595,400 km (0.104 R)
• M4: 939,923 km (0.113 R)
• M5: 1,127,220 km (0.102 R)
• M6: 1,371,513 km (0.107 R)
• M7: 1,744,461 km (0.073 R)
• M8: 2,365,741 km (0.108 R)
• M9: 2,926,733 km (0.079 R)
• M10: 3,151,279 km (0.043 R)
• M11: 3,417,414 km (0.093 R)
• M12: 3,571,649 km (0.104 R)
• M13: 5,846,434 km (0.111 R)
• M14: 6,763,320 km (0.07 R)
• M15: 7,255,946 km (0.059 R)
• M16: 7,511,010 km (0.054 R)
• M17: 7,825,016 km (0.068 R)
• M18: 8,479,058 km (0.086 R)
• M19: 9,710,099 km (0.059 R)
• M20: 15,157,705 km (0.03 R)
• M21: 15,658,708 km (0.073 R)
• M22: 18,518,122 km (0.086 R)
• M23: 21,186,350 km (0.079 R)
• M24: 23,875,371 km (0.076 R)
• M25: 27,761,475 km (0.028 R)
• M26: 28,384,700 km (0.109 R)
• M27: 30,971,247 km (0.067 R)
• M28: 32,458,699 km (0.076 R)
• M29: 34,994,383 km (0.112 R)
• M30: 36,905,645 km (0.104 R)
• M31: 39,040,556 km (0.107 R)
• M32: 40,934,765 km (0.12 R)
• M33: 51,330,321 km (0.105 R)
• M34: 52,646,782 km (0.094 R)
• M35: 56,930,966 km (0.075 R)
• M36: 59,362,829 km (0.074 R)
• M37: 63,999,315 km (0.097 R)
• M38: 72,566,187 km (0.062 R)
• M39: 84,959,324 km (0.094 R)
• M40: 86,007,705 km (0.103 R)
• M41: 88,666,209 km (0.116 R)
• M42: 90,015,732 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.6

Radius: 4.2

Gravity: 48.9 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 19.23 AU - 20.13 AU

Year: 31574 Days

Day: 17.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 111,401,648 km

• M1: 56,249 km (0.113 R)
• M2: 249,529 km (0.094 R)
• M3: 428,000 km (0.093 R)
• M4: 648,956 km (0.08 R)
• M5: 828,174 km (0.09 R)
• M6: 1,630,318 km (0.119 R)
• M7: 1,964,519 km (0.076 R)
• M8: 3,028,758 km (0.045 R)
• M9: 3,434,019 km (0.114 R)
• M10: 3,632,984 km (0.08 R)
• M11: 4,351,952 km (0.112 R)
• M12: 4,506,337 km (0.112 R)
• M13: 5,204,211 km (0.091 R)
• M14: 7,559,330 km (0.103 R)
• M15: 7,839,377 km (0.067 R)
• M16: 11,104,052 km (0.062 R)
• M17: 12,061,328 km (0.06 R)
• M18: 15,261,526 km (0.12 R)
• M19: 15,618,766 km (0.104 R)
• M20: 17,781,353 km (0.088 R)
• M21: 19,398,206 km (0.07 R)
• M22: 20,029,061 km (0.076 R)
• M23: 26,206,555 km (0.055 R)
• M24: 30,070,518 km (0.03 R)
• M25: 31,199,534 km (0.075 R)
• M26: 33,993,872 km (0.048 R)
• M27: 35,529,494 km (0.11 R)
• M28: 40,924,293 km (0.117 R)
• M29: 45,173,620 km (0.088 R)
• M30: 48,547,052 km (0.084 R)
• M31: 52,893,319 km (0.06 R)
• M32: 56,212,298 km (0.117 R)
• M33: 65,579,219 km (0.085 R)
• M34: 67,953,187 km (0.084 R)
• M35: 78,550,102 km (0.082 R)
• M36: 88,180,016 km (0.067 R)
• M37: 91,654,576 km (0.078 R)
• M38: 92,537,204 km (0.102 R)
• M39: 97,035,761 km (0.12 R)
• M40: 99,184,136 km (0.084 R)
• M41: 101,363,927 km (0.083 R)
• M42: 104,853,447 km (0.115 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 15,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit