🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.97 AU - 1.13 AU

Year: 385 Days

Day: 20.8 Hours

Environment

Temp: 37 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.08 AU - 1.1 AU

Year: 408 Days

Day: 18.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 46.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.84 AU - 4.14 AU

Year: 2335 Days

Day: 17.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 9,947,804 km

• M1: 688,300 km (0.109 R)
• M2: 1,172,399 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.4

Radius: 9

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.19 AU - 6.29 AU

Year: 4925 Days

Day: 14.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 9,947,804 km

• M1: 133,890 km (0.104 R)
• M2: 195,824 km (0.087 R)
• M3: 287,677 km (0.095 R)
• M4: 399,576 km (0.108 R)
• M5: 727,195 km (0.117 R)
• M6: 783,594 km (0.067 R)
• M7: 865,274 km (0.112 R)
• M8: 1,076,357 km (0.025 R)
• M9: 1,154,746 km (0.085 R)
• M10: 1,488,648 km (0.098 R)
• M11: 1,820,756 km (0.091 R)
• M12: 1,947,166 km (0.099 R)
• M13: 2,192,506 km (0.112 R)
• M14: 2,259,526 km (0.064 R)
• M15: 2,748,711 km (0.025 R)
• M16: 2,821,266 km (0.116 R)
• M17: 3,005,571 km (0.091 R)
• M18: 3,136,918 km (0.101 R)
• M19: 3,270,359 km (0.075 R)
• M20: 3,464,088 km (0.046 R)
• M21: 3,802,030 km (0.084 R)
• M22: 3,964,792 km (0.064 R)
• M23: 4,026,427 km (0.074 R)
• M24: 4,088,510 km (0.113 R)
• M25: 4,552,712 km (0.107 R)
• M26: 4,922,967 km (0.061 R)
• M27: 5,235,177 km (0.093 R)
• M28: 5,325,684 km (0.029 R)
• M29: 5,600,047 km (0.067 R)
• M30: 5,669,311 km (0.075 R)
• M31: 5,879,047 km (0.087 R)
• M32: 6,186,470 km (0.104 R)
• M33: 6,450,660 km (0.099 R)
• M34: 6,523,365 km (0.099 R)
• M35: 6,940,743 km (0.114 R)
• M36: 7,115,024 km (0.076 R)
• M37: 7,316,084 km (0.072 R)
• M38: 7,544,520 km (0.074 R)
• M39: 7,775,349 km (0.115 R)
• M40: 8,402,164 km (0.085 R)
• M41: 8,587,965 km (0.091 R)
• M42: 9,345,229 km (0.112 R)
• M43: 10,635,062 km (0.062 R)
• M44: 10,836,271 km (0.119 R)
• M45: 11,184,086 km (0.085 R)
• M46: 11,447,229 km (0.105 R)
• M47: 11,594,433 km (0.079 R)
• M48: 11,831,247 km (0.113 R)
• M49: 12,159,315 km (0.089 R)
• M50: 12,794,059 km (0.061 R)
• M51: 13,470,690 km (0.098 R)
• M52: 13,626,122 km (0.116 R)
• M53: 14,316,815 km (0.094 R)
• M54: 14,443,674 km (0.088 R)
• M55: 15,147,981 km (0.096 R)
• M56: 15,309,547 km (0.111 R)
• M57: 15,536,786 km (0.118 R)
• M58: 15,634,473 km (0.095 R)
• M59: 15,961,794 km (0.055 R)
• M60: 16,324,419 km (0.11 R)
• M61: 16,890,048 km (0.067 R)
• M62: 17,665,713 km (0.04 R)
• M63: 17,972,389 km (0.038 R)
• M64: 18,937,594 km (0.078 R)
• M65: 19,743,179 km (0.075 R)
• M66: 20,381,364 km (0.103 R)
• M67: 21,062,333 km (0.091 R)
• M68: 21,351,356 km (0.104 R)
• M69: 21,641,576 km (0.112 R)
• M70: 21,896,640 km (0.079 R)
• M71: 21,969,644 km (0.108 R)
• M72: 22,116,100 km (0.11 R)
• M73: 22,262,706 km (0.066 R)
• M74: 23,186,922 km (0.113 R)
• M75: 23,298,672 km (0.066 R)
• M76: 23,410,571 km (0.104 R)
• M77: 23,560,169 km (0.11 R)
• M78: 23,672,517 km (0.103 R)
• M79: 23,935,211 km (0.069 R)
• M80: 24,161,253 km (0.108 R)
• M81: 24,805,721 km (0.097 R)
• M82: 25,034,456 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.8

Radius: 11.9

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.64 AU - 6.78 AU

Year: 6225 Days

Day: 9 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 9,947,804 km

• M1: 299,345 km (0.061 R)
• M2: 448,644 km (0.114 R)
• M3: 877,691 km (0.1 R)
• M4: 1,031,029 km (0.116 R)
• M5: 1,447,210 km (0.119 R)
• M6: 1,686,417 km (0.092 R)
• M7: 2,489,009 km (0.085 R)
• M8: 2,571,587 km (0.114 R)
• M9: 2,940,197 km (0.03 R)
• M10: 3,047,309 km (0.104 R)
• M11: 3,195,411 km (0.115 R)
• M12: 3,275,445 km (0.115 R)
• M13: 3,560,878 km (0.106 R)
• M14: 3,801,581 km (0.109 R)
• M15: 4,090,903 km (0.089 R)
• M16: 4,177,969 km (0.112 R)
• M17: 4,398,626 km (0.056 R)
• M18: 4,793,864 km (0.066 R)
• M19: 5,703,868 km (0.088 R)
• M20: 5,850,474 km (0.093 R)
• M21: 6,110,175 km (0.118 R)
• M22: 6,398,899 km (0.103 R)
• M23: 6,846,945 km (0.106 R)
• M24: 7,199,697 km (0.067 R)
• M25: 7,464,784 km (0.084 R)
• M26: 7,625,303 km (0.1 R)
• M27: 9,322,491 km (0.12 R)
• M28: 9,713,539 km (0.117 R)
• M29: 9,815,864 km (0.085 R)
• M30: 9,918,488 km (0.098 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 14,386 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit