🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.53 AU - 0.69 AU

Year: 181 Days

Day: 36.4 Hours

Environment

Temp: 124 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.81 AU - 0.93 AU

Year: 309 Days

Day: 17.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.86 AU - 1.34 AU

Year: 439 Days

Day: 33.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.7

Radius: 13.1

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.96 AU - 5.72 AU

Year: 4055 Days

Day: 5.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 108,394,694 km

• M1: 162,912 km (0.087 R)
• M2: 780,452 km (0.11 R)
• M3: 1,201,570 km (0.106 R)
• M4: 1,793,230 km (0.079 R)
• M5: 2,352,875 km (0.105 R)
• M6: 2,847,595 km (0.025 R)
• M7: 4,446,198 km (0.067 R)
• M8: 5,023,796 km (0.083 R)
• M9: 5,510,438 km (0.064 R)
• M10: 5,939,933 km (0.117 R)
• M11: 7,030,202 km (0.082 R)
• M12: 8,660,819 km (0.108 R)
• M13: 10,145,578 km (0.096 R)
• M14: 11,982,191 km (0.12 R)
• M15: 13,978,724 km (0.067 R)
• M16: 15,001,076 km (0.095 R)
• M17: 17,255,067 km (0.077 R)
• M18: 17,929,754 km (0.081 R)
• M19: 19,136,410 km (0.085 R)
• M20: 19,992,708 km (0.095 R)
• M21: 20,737,107 km (0.081 R)
• M22: 21,359,734 km (0.108 R)
• M23: 27,044,602 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.8

Radius: 8.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.32 AU - 10.53 AU

Year: 9304 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 108,394,694 km

• M1: 115,041 km (0.049 R)
• M2: 414,835 km (0.053 R)
• M3: 694,134 km (0.094 R)
• M4: 1,115,402 km (0.06 R)
• M5: 1,679,087 km (0.097 R)
• M6: 2,106,936 km (0.112 R)
• M7: 2,512,795 km (0.111 R)
• M8: 5,223,509 km (0.059 R)
• M9: 5,723,016 km (0.033 R)
• M10: 7,446,982 km (0.118 R)
• M11: 9,879,144 km (0.053 R)
• M12: 12,154,528 km (0.095 R)
• M13: 16,520,542 km (0.097 R)
• M14: 19,021,818 km (0.074 R)
• M15: 21,039,594 km (0.097 R)
• M16: 21,831,715 km (0.113 R)
• M17: 22,575,216 km (0.062 R)
• M18: 23,057,071 km (0.082 R)
• M19: 23,545,807 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474

Radius: 5

Gravity: 18.96 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 10.8 AU - 13.36 AU

Year: 15988 Days

Day: 17.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 108,394,694 km

• M1: 63,878 km (0.037 R)
• M2: 265,536 km (0.072 R)
• M3: 1,045,091 km (0.083 R)
• M4: 1,360,742 km (0.061 R)
• M5: 1,673,103 km (0.108 R)
• M6: 1,872,068 km (0.092 R)
• M7: 2,278,376 km (0.114 R)
• M8: 2,523,716 km (0.119 R)
• M9: 3,392,581 km (0.116 R)
• M10: 4,024,033 km (0.112 R)
• M11: 5,199,424 km (0.094 R)
• M12: 5,588,976 km (0.117 R)
• M13: 6,426,276 km (0.105 R)
• M14: 6,791,743 km (0.037 R)
• M15: 7,170,974 km (0.064 R)
• M16: 7,698,456 km (0.077 R)
• M17: 8,393,637 km (0.087 R)
• M18: 9,129,808 km (0.034 R)
• M19: 9,748,994 km (0.072 R)
• M20: 10,340,803 km (0.109 R)
• M21: 12,137,324 km (0.088 R)
• M22: 14,959,189 km (0.106 R)
• M23: 15,384,795 km (0.047 R)
• M24: 16,038,238 km (0.116 R)
• M25: 16,334,592 km (0.099 R)
• M26: 17,556,357 km (0.083 R)
• M27: 20,700,157 km (0.113 R)
• M28: 22,220,520 km (0.063 R)
• M29: 22,496,378 km (0.099 R)
• M30: 24,102,760 km (0.108 R)
• M31: 24,687,538 km (0.064 R)
• M32: 30,045,087 km (0.056 R)
• M33: 30,608,772 km (0.093 R)
• M34: 31,294,229 km (0.112 R)
• M35: 32,814,742 km (0.097 R)
• M36: 33,172,430 km (0.117 R)
• M37: 35,373,613 km (0.109 R)
• M38: 36,001,924 km (0.036 R)
• M39: 38,722,212 km (0.069 R)
• M40: 47,852,170 km (0.094 R)
• M41: 48,312,034 km (0.089 R)
• M42: 49,240,887 km (0.078 R)
• M43: 50,497,808 km (0.062 R)
• M44: 52,423,133 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.9

Radius: 5.8

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 13.4 AU - 15.5 AU

Year: 20917 Days

Day: 24.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 108,394,694 km

• M1: 72,106 km (0.086 R)
• M2: 282,291 km (0.066 R)
• M3: 559,795 km (0.112 R)
• M4: 805,884 km (0.056 R)
• M5: 1,187,508 km (0.06 R)
• M6: 2,072,678 km (0.074 R)
• M7: 2,728,964 km (0.045 R)
• M8: 3,538,289 km (0.118 R)
• M9: 3,727,381 km (0.07 R)
• M10: 4,308,867 km (0.103 R)
• M11: 5,337,652 km (0.053 R)
• M12: 5,555,317 km (0.067 R)
• M13: 6,697,945 km (0.115 R)
• M14: 10,904,937 km (0.078 R)
• M15: 15,820,274 km (0.107 R)
• M16: 16,400,265 km (0.079 R)
• M17: 16,662,660 km (0.102 R)
• M18: 16,861,176 km (0.071 R)
• M19: 21,327,121 km (0.045 R)
• M20: 25,021,889 km (0.11 R)
• M21: 28,645,599 km (0.067 R)
• M22: 33,965,449 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.6

Radius: 3.1

Gravity: 83.93 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 18.07 AU - 19.77 AU

Year: 31338 Days

Day: 24 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 108,394,694 km

• M1: 39,643 km (0.076 R)
• M2: 240,254 km (0.103 R)
• M3: 507,885 km (0.105 R)
• M4: 892,501 km (0.1 R)
• M5: 2,147,777 km (0.071 R)
• M6: 2,267,455 km (0.111 R)
• M7: 2,764,120 km (0.079 R)
• M8: 4,075,944 km (0.064 R)
• M9: 5,527,043 km (0.103 R)
• M10: 5,661,681 km (0.117 R)
• M11: 6,174,054 km (0.048 R)
• M12: 6,716,496 km (0.026 R)
• M13: 11,288,356 km (0.104 R)
• M14: 14,925,380 km (0.105 R)
• M15: 18,066,336 km (0.116 R)
• M16: 18,263,656 km (0.062 R)
• M17: 19,685,883 km (0.101 R)
• M18: 21,289,722 km (0.106 R)
• M19: 30,908,117 km (0.107 R)
• M20: 32,920,807 km (0.045 R)
• M21: 38,006,835 km (0.081 R)
• M22: 41,501,740 km (0.116 R)
• M23: 46,302,037 km (0.025 R)
• M24: 50,868,213 km (0.084 R)
• M25: 51,064,635 km (0.112 R)
• M26: 51,855,708 km (0.055 R)
• M27: 52,254,387 km (0.116 R)
• M28: 73,628,781 km (0.09 R)
• M29: 80,088,118 km (0.045 R)
• M30: 81,423,727 km (0.117 R)
• M31: 82,502,777 km (0.102 R)
• M32: 84,965,607 km (0.047 R)
• M33: 90,037,423 km (0.106 R)
• M34: 96,505,586 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 18,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit