🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.52 AU - 0.82 AU

Year: 201 Days

Day: 32.6 Hours

Environment

Temp: 135 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.77 AU - 1.91 AU

Year: 916 Days

Day: 36 Hours

Environment

Temp: -64 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,989,166 km

• M1: 657,034 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.7

Radius: 8.6

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.28 AU - 7.8 AU

Year: 6140 Days

Day: 5.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,989,166 km

• M1: 107,411 km (0.081 R)
• M2: 481,406 km (0.094 R)
• M3: 773,122 km (0.084 R)
• M4: 1,049,579 km (0.111 R)
• M5: 1,812,528 km (0.097 R)
• M6: 2,184,279 km (0.099 R)
• M7: 2,827,998 km (0.066 R)
• M8: 3,682,950 km (0.065 R)
• M9: 3,963,296 km (0.04 R)
• M10: 6,279,670 km (0.095 R)
• M11: 8,303,131 km (0.046 R)
• M12: 10,081,101 km (0.067 R)
• M13: 11,447,977 km (0.087 R)
• M14: 12,934,381 km (0.085 R)
• M15: 13,420,724 km (0.105 R)
• M16: 15,549,502 km (0.072 R)
• M17: 15,914,820 km (0.114 R)
• M18: 16,285,823 km (0.116 R)
• M19: 20,247,324 km (0.092 R)
• M20: 20,756,256 km (0.065 R)
• M21: 25,643,169 km (0.072 R)
• M22: 27,018,572 km (0.092 R)
• M23: 27,546,802 km (0.057 R)
• M24: 29,822,186 km (0.119 R)
• M25: 33,314,847 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 14.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 10.63 AU - 12.79 AU

Year: 14710 Days

Day: 11 Hours

Environment

Temp: -177 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,989,166 km

• M1: 189,541 km (0.093 R)
• M2: 658,679 km (0.074 R)
• M3: 1,134,849 km (0.074 R)
• M4: 1,744,162 km (0.075 R)
• M5: 8,241,048 km (0.06 R)
• M6: 11,486,573 km (0.084 R)
• M7: 12,898,179 km (0.11 R)
• M8: 22,046,388 km (0.092 R)
• M9: 31,797,027 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.4

Radius: 7

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.74 AU - 15.4 AU

Year: 18350 Days

Day: 20.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,989,166 km

• M1: 87,216 km (0.082 R)
• M2: 362,027 km (0.109 R)
• M3: 579,841 km (0.093 R)
• M4: 899,682 km (0.119 R)
• M5: 1,493,884 km (0.086 R)
• M6: 1,852,919 km (0.06 R)
• M7: 2,362,150 km (0.101 R)
• M8: 2,598,814 km (0.116 R)
• M9: 3,005,870 km (0.094 R)
• M10: 3,284,421 km (0.114 R)
• M11: 3,529,612 km (0.116 R)
• M12: 4,112,595 km (0.116 R)
• M13: 5,072,714 km (0.098 R)
• M14: 5,468,700 km (0.092 R)
• M15: 5,920,785 km (0.051 R)
• M16: 6,174,503 km (0.099 R)
• M17: 6,664,735 km (0.089 R)
• M18: 8,609,956 km (0.081 R)
• M19: 11,067,699 km (0.12 R)
• M20: 12,545,128 km (0.068 R)
• M21: 15,955,361 km (0.091 R)
• M22: 18,827,341 km (0.102 R)
• M23: 19,615,722 km (0.113 R)
• M24: 22,813,226 km (0.119 R)
• M25: 23,890,930 km (0.065 R)
• M26: 27,029,194 km (0.071 R)
• M27: 30,539,209 km (0.067 R)
• M28: 32,179,998 km (0.107 R)
• M29: 37,207,982 km (0.109 R)
• M30: 40,618,963 km (0.07 R)
• M31: 41,010,311 km (0.106 R)
• M32: 42,735,474 km (0.09 R)
• M33: 43,957,838 km (0.051 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.1

Radius: 3.6

Gravity: 21.84 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.46 AU - 15.98 AU

Year: 18655 Days

Day: 18.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,989,166 km

• M1: 45,328 km (0.087 R)
• M2: 503,696 km (0.051 R)
• M3: 728,691 km (0.067 R)
• M4: 1,283,101 km (0.109 R)
• M5: 1,766,900 km (0.113 R)
• M6: 1,883,587 km (0.113 R)
• M7: 2,005,359 km (0.086 R)
• M8: 2,422,738 km (0.096 R)
• M9: 3,662,754 km (0.072 R)
• M10: 4,713,081 km (0.064 R)
• M11: 6,250,648 km (0.119 R)
• M12: 8,416,526 km (0.114 R)
• M13: 9,589,822 km (0.117 R)
• M14: 10,484,118 km (0.07 R)
• M15: 14,823,204 km (0.112 R)
• M16: 15,587,350 km (0.117 R)
• M17: 16,159,412 km (0.115 R)
• M18: 23,219,086 km (0.077 R)
• M19: 27,311,485 km (0.07 R)
• M20: 28,246,771 km (0.119 R)
• M21: 30,401,429 km (0.092 R)
• M22: 31,293,182 km (0.097 R)
• M23: 33,480,602 km (0.101 R)
• M24: 34,431,296 km (0.1 R)
• M25: 36,014,341 km (0.12 R)
• M26: 36,635,920 km (0.068 R)
• M27: 37,264,680 km (0.093 R)
• M28: 38,028,527 km (0.081 R)
• M29: 43,110,516 km (0.074 R)
• M30: 43,389,815 km (0.097 R)
• M31: 46,542,740 km (0.119 R)
• M32: 47,280,108 km (0.11 R)
• M33: 49,233,407 km (0.085 R)
• M34: 51,239,814 km (0.102 R)
• M35: 52,819,717 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.4

Radius: 5.3

Gravity: 26.36 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 13.08 AU - 18.94 AU

Year: 23516 Days

Day: 22 Hours

Environment

Temp: -196 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,989,166 km

• M1: 65,973 km (0.089 R)
• M2: 515,963 km (0.101 R)
• M3: 814,710 km (0.071 R)
• M4: 1,056,011 km (0.111 R)
• M5: 1,252,583 km (0.104 R)
• M6: 2,297,375 km (0.119 R)
• M7: 3,333,789 km (0.07 R)
• M8: 3,542,926 km (0.079 R)
• M9: 5,143,175 km (0.117 R)
• M10: 5,629,069 km (0.115 R)
• M11: 5,840,301 km (0.111 R)
• M12: 6,323,652 km (0.096 R)
• M13: 6,833,332 km (0.063 R)
• M14: 7,220,790 km (0.116 R)
• M15: 7,986,731 km (0.071 R)
• M16: 11,869,843 km (0.106 R)
• M17: 12,429,638 km (0.099 R)
• M18: 14,527,748 km (0.095 R)
• M19: 15,994,705 km (0.103 R)
• M20: 16,504,834 km (0.094 R)
• M21: 16,938,069 km (0.047 R)
• M22: 19,990,614 km (0.102 R)
• M23: 20,285,022 km (0.105 R)
• M24: 21,697,526 km (0.118 R)
• M25: 22,639,394 km (0.115 R)
• M26: 25,169,692 km (0.092 R)
• M27: 26,917,893 km (0.061 R)
• M28: 28,004,721 km (0.055 R)
• M29: 28,995,059 km (0.102 R)
• M30: 31,705,474 km (0.082 R)
• M31: 33,603,422 km (0.058 R)
• M32: 36,590,143 km (0.116 R)
• M33: 43,576,813 km (0.093 R)
• M34: 50,671,192 km (0.102 R)
• M35: 60,931,961 km (0.112 R)
• M36: 63,222,005 km (0.094 R)
• M37: 76,490,438 km (0.086 R)
• M38: 78,177,902 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 18,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit