🌌 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: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.91 AU - 1.19 AU

Year: 380 Days

Day: 12.2 Hours

Environment

Temp: 162 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,785,134 km

• M1: 75,996 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.23 AU - 1.37 AU

Year: 523 Days

Day: 12.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 6.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.2

Radius: 11.9

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 10.94 AU - 13.64 AU

Year: 15213 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 74,785,134 km

• M1: 218,413 km (0.101 R)
• M2: 347,067 km (0.113 R)
• M3: 451,786 km (0.101 R)
• M4: 589,416 km (0.077 R)
• M5: 679,922 km (0.115 R)
• M6: 764,894 km (0.065 R)
• M7: 970,890 km (0.033 R)
• M8: 1,565,392 km (0.083 R)
• M9: 2,258,629 km (0.104 R)
• M10: 3,410,233 km (0.096 R)
• M11: 3,698,807 km (0.111 R)
• M12: 3,915,575 km (0.073 R)
• M13: 4,717,718 km (0.108 R)
• M14: 5,017,961 km (0.102 R)
• M15: 5,391,058 km (0.08 R)
• M16: 5,569,828 km (0.064 R)
• M17: 5,956,239 km (0.097 R)
• M18: 6,469,210 km (0.109 R)
• M19: 6,611,627 km (0.086 R)
• M20: 7,562,621 km (0.116 R)
• M21: 8,245,984 km (0.039 R)
• M22: 8,426,399 km (0.112 R)
• M23: 8,817,448 km (0.063 R)
• M24: 8,922,765 km (0.111 R)
• M25: 9,002,052 km (0.103 R)
• M26: 9,267,887 km (0.077 R)
• M27: 9,753,033 km (0.036 R)
• M28: 9,861,940 km (0.053 R)
• M29: 10,301,758 km (0.065 R)
• M30: 10,384,935 km (0.073 R)
• M31: 11,343,408 km (0.1 R)
• M32: 12,183,251 km (0.078 R)
• M33: 12,477,510 km (0.096 R)
• M34: 13,163,266 km (0.087 R)
• M35: 13,769,437 km (0.064 R)
• M36: 14,168,414 km (0.096 R)
• M37: 15,515,094 km (0.083 R)
• M38: 16,090,897 km (0.075 R)
• M39: 17,296,506 km (0.11 R)
• M40: 17,527,784 km (0.096 R)
• M41: 17,760,259 km (0.069 R)
• M42: 18,396,200 km (0.077 R)
• M43: 19,073,729 km (0.091 R)
• M44: 19,484,075 km (0.056 R)
• M45: 20,313,745 km (0.118 R)
• M46: 20,488,027 km (0.097 R)
• M47: 20,592,745 km (0.113 R)
• M48: 21,331,460 km (0.101 R)
• M49: 21,473,278 km (0.097 R)
• M50: 22,365,929 km (0.08 R)
• M51: 22,979,879 km (0.094 R)
• M52: 23,892,874 km (0.045 R)
• M53: 24,706,088 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.5

Radius: 5.9

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 15.07 AU - 19.29 AU

Year: 25144 Days

Day: 16.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 74,785,134 km

• M1: 92,302 km (0.115 R)
• M2: 541,694 km (0.113 R)
• M3: 583,731 km (0.088 R)
• M4: 716,424 km (0.08 R)
• M5: 810,521 km (0.06 R)
• M6: 933,790 km (0.119 R)
• M7: 1,144,125 km (0.083 R)
• M8: 1,638,695 km (0.106 R)
• M9: 1,795,773 km (0.076 R)
• M10: 2,124,290 km (0.116 R)
• M11: 2,192,357 km (0.115 R)
• M12: 2,261,022 km (0.052 R)
• M13: 2,615,420 km (0.105 R)
• M14: 2,987,021 km (0.115 R)
• M15: 3,575,240 km (0.115 R)
• M16: 3,820,430 km (0.104 R)
• M17: 4,544,634 km (0.087 R)
• M18: 5,080,792 km (0.075 R)
• M19: 6,755,840 km (0.093 R)
• M20: 7,160,652 km (0.106 R)
• M21: 7,417,810 km (0.099 R)
• M22: 7,888,146 km (0.111 R)
• M23: 8,260,645 km (0.114 R)
• M24: 8,314,350 km (0.114 R)
• M25: 9,356,300 km (0.057 R)
• M26: 10,323,151 km (0.078 R)
• M27: 10,788,998 km (0.103 R)
• M28: 11,380,808 km (0.078 R)
• M29: 12,657,925 km (0.075 R)
• M30: 12,906,257 km (0.105 R)
• M31: 13,093,703 km (0.114 R)
• M32: 13,219,066 km (0.11 R)
• M33: 13,281,897 km (0.119 R)
• M34: 13,661,128 km (0.081 R)
• M35: 14,236,481 km (0.12 R)
• M36: 15,279,029 km (0.056 R)
• M37: 15,477,097 km (0.118 R)
• M38: 17,298,899 km (0.047 R)
• M39: 17,574,459 km (0.06 R)
• M40: 17,920,927 km (0.098 R)
• M41: 18,199,778 km (0.119 R)
• M42: 18,339,801 km (0.086 R)
• M43: 19,687,379 km (0.055 R)
• M44: 19,975,056 km (0.113 R)
• M45: 20,264,228 km (0.096 R)
• M46: 21,582,335 km (0.092 R)
• M47: 22,176,987 km (0.12 R)
• M48: 22,401,384 km (0.074 R)
• M49: 23,079,062 km (0.099 R)
• M50: 24,069,849 km (0.092 R)
• M51: 27,846,447 km (0.084 R)
• M52: 29,391,494 km (0.114 R)
• M53: 29,720,310 km (0.111 R)
• M54: 29,802,738 km (0.088 R)
• M55: 30,880,740 km (0.066 R)
• M56: 31,466,416 km (0.101 R)
• M57: 31,802,712 km (0.069 R)
• M58: 31,887,085 km (0.079 R)
• M59: 31,971,309 km (0.085 R)
• M60: 32,394,222 km (0.038 R)
• M61: 35,755,537 km (0.05 R)
• M62: 35,843,201 km (0.081 R)
• M63: 36,635,023 km (0.112 R)
• M64: 36,811,847 km (0.089 R)
• M65: 38,325,778 km (0.093 R)
• M66: 40,314,981 km (0.097 R)
• M67: 40,954,960 km (0.08 R)
• M68: 41,230,220 km (0.054 R)
• M69: 41,414,226 km (0.065 R)
• M70: 41,598,381 km (0.092 R)
• M71: 41,967,439 km (0.118 R)
• M72: 44,581,512 km (0.06 R)
• M73: 44,864,701 km (0.069 R)
• M74: 50,259,349 km (0.074 R)
• M75: 50,947,948 km (0.084 R)
• M76: 51,046,533 km (0.118 R)
• M77: 51,244,003 km (0.111 R)
• M78: 51,540,655 km (0.118 R)
• M79: 52,633,168 km (0.084 R)
• M80: 54,034,751 km (0.1 R)
• M81: 58,003,283 km (0.057 R)
• M82: 58,106,207 km (0.103 R)
• M83: 62,169,883 km (0.055 R)
• M84: 63,014,812 km (0.099 R)
• M85: 63,226,493 km (0.119 R)
• M86: 63,332,558 km (0.117 R)
• M87: 64,076,209 km (0.082 R)
• M88: 64,609,076 km (0.047 R)
• M89: 66,539,637 km (0.108 R)
• M90: 67,837,249 km (0.102 R)
• M91: 68,815,918 km (0.12 R)
• M92: 70,237,846 km (0.12 R)
• M93: 71,448,392 km (0.104 R)
• M94: 72,776,971 km (0.112 R)

Kuiper Belt

Range: 31.1 - 55.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 15,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit