🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.52 AU - 0.52 AU

Year: 246 Days

Day: 33.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,922,757 km

• M1: 386,860 km (0.058 R)
• M2: 409,300 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.7

Radius: 12

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.69 AU - 0.89 AU

Year: 461 Days

Day: 14.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 45,922,757 km

• M1: 150,196 km (0.091 R)
• M2: 225,743 km (0.097 R)
• M3: 328,068 km (0.112 R)
• M4: 453,132 km (0.056 R)
• M5: 549,922 km (0.039 R)
• M6: 625,170 km (0.118 R)
• M7: 723,455 km (0.042 R)
• M8: 801,097 km (0.087 R)
• M9: 958,773 km (0.058 R)
• M10: 1,049,130 km (0.061 R)
• M11: 1,131,259 km (0.109 R)
• M12: 1,247,048 km (0.105 R)
• M13: 1,383,332 km (0.113 R)
• M14: 1,491,042 km (0.099 R)
• M15: 1,567,486 km (0.085 R)
• M16: 1,658,292 km (0.09 R)
• M17: 1,768,845 km (0.093 R)
• M18: 1,891,067 km (0.085 R)
• M19: 2,053,979 km (0.077 R)
• M20: 2,168,421 km (0.098 R)
• M21: 2,280,171 km (0.116 R)
• M22: 2,403,888 km (0.11 R)
• M23: 2,504,568 km (0.099 R)
• M24: 2,601,507 km (0.108 R)
• M25: 2,830,990 km (0.086 R)
• M26: 2,910,726 km (0.084 R)
• M27: 3,149,185 km (0.075 R)
• M28: 3,237,597 km (0.031 R)
• M29: 3,321,222 km (0.047 R)
• M30: 3,399,911 km (0.102 R)
• M31: 3,479,198 km (0.11 R)
• M32: 3,564,917 km (0.106 R)
• M33: 3,645,551 km (0.097 R)
• M34: 3,732,616 km (0.091 R)
• M35: 3,814,596 km (0.116 R)
• M36: 4,088,061 km (0.07 R)
• M37: 4,184,701 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639

Radius: 13.6

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.25 AU - 1.89 AU

Year: 1291 Days

Day: 11 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 45,922,757 km

• M1: 177,573 km (0.082 R)
• M2: 289,322 km (0.037 R)
• M3: 498,161 km (0.095 R)
• M4: 587,620 km (0.095 R)
• M5: 741,108 km (0.099 R)
• M6: 867,817 km (0.107 R)
• M7: 1,010,234 km (0.103 R)
• M8: 1,137,991 km (0.117 R)
• M9: 1,255,575 km (0.069 R)
• M10: 1,419,235 km (0.051 R)
• M11: 1,795,922 km (0.096 R)
• M12: 2,077,615 km (0.12 R)
• M13: 2,184,578 km (0.082 R)
• M14: 2,537,778 km (0.112 R)
• M15: 2,737,342 km (0.025 R)
• M16: 2,876,917 km (0.077 R)
• M17: 3,219,496 km (0.116 R)
• M18: 3,355,630 km (0.064 R)
• M19: 3,447,633 km (0.081 R)
• M20: 3,598,876 km (0.072 R)
• M21: 3,787,968 km (0.055 R)
• M22: 4,151,790 km (0.041 R)
• M23: 4,238,257 km (0.1 R)
• M24: 4,400,571 km (0.055 R)
• M25: 4,809,123 km (0.104 R)
• M26: 5,018,111 km (0.115 R)
• M27: 5,110,413 km (0.041 R)
• M28: 5,283,498 km (0.075 R)
• M29: 5,404,373 km (0.119 R)
• M30: 5,911,509 km (0.085 R)
• M31: 6,009,197 km (0.08 R)
• M32: 6,121,545 km (0.069 R)
• M33: 6,391,120 km (0.116 R)
• M34: 6,650,074 km (0.055 R)
• M35: 6,883,297 km (0.052 R)
• M36: 7,163,793 km (0.083 R)
• M37: 7,253,103 km (0.09 R)
• M38: 7,797,191 km (0.047 R)
• M39: 7,889,044 km (0.082 R)
• M40: 8,012,312 km (0.036 R)
• M41: 8,606,216 km (0.097 R)
• M42: 9,101,385 km (0.103 R)
• M43: 9,311,719 km (0.081 R)
• M44: 9,721,019 km (0.049 R)
• M45: 9,902,930 km (0.09 R)
• M46: 10,002,562 km (0.101 R)
• M47: 10,320,608 km (0.107 R)
• M48: 10,472,449 km (0.111 R)
• M49: 10,693,106 km (0.1 R)
• M50: 11,364,053 km (0.101 R)
• M51: 11,451,119 km (0.094 R)
• M52: 11,871,937 km (0.098 R)
• M53: 11,960,350 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.2

Radius: 4.3

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 8.24 AU - 13.62 AU

Year: 23705 Days

Day: 24.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 45,922,757 km

• M1: 137,780 km (0.098 R)
• M2: 183,257 km (0.077 R)
• M3: 328,517 km (0.063 R)
• M4: 448,345 km (0.05 R)
• M5: 597,344 km (0.088 R)
• M6: 727,644 km (0.03 R)
• M7: 813,663 km (0.097 R)
• M8: 902,973 km (0.099 R)
• M9: 939,624 km (0.082 R)
• M10: 976,874 km (0.097 R)
• M11: 1,190,201 km (0.104 R)
• M12: 1,460,674 km (0.071 R)
• M13: 1,547,740 km (0.044 R)
• M14: 2,080,607 km (0.068 R)
• M15: 2,934,213 km (0.063 R)
• M16: 3,099,817 km (0.039 R)
• M17: 3,212,016 km (0.102 R)
• M18: 3,240,290 km (0.115 R)
• M19: 3,703,295 km (0.036 R)
• M20: 3,762,686 km (0.06 R)
• M21: 4,279,845 km (0.095 R)
• M22: 4,594,450 km (0.117 R)
• M23: 4,722,356 km (0.118 R)
• M24: 4,948,997 km (0.091 R)
• M25: 5,514,178 km (0.062 R)
• M26: 6,064,548 km (0.108 R)
• M27: 6,596,369 km (0.056 R)
• M28: 6,995,645 km (0.114 R)
• M29: 7,628,295 km (0.064 R)
• M30: 7,779,837 km (0.106 R)
• M31: 8,279,045 km (0.058 R)
• M32: 8,669,945 km (0.076 R)
• M33: 8,828,070 km (0.087 R)
• M34: 8,907,506 km (0.036 R)
• M35: 8,947,299 km (0.101 R)
• M36: 9,510,685 km (0.105 R)
• M37: 12,183,699 km (0.091 R)
• M38: 12,628,005 km (0.11 R)
• M39: 12,942,161 km (0.058 R)
• M40: 13,486,697 km (0.032 R)
• M41: 13,853,810 km (0.1 R)
• M42: 13,900,036 km (0.107 R)
• M43: 13,946,112 km (0.109 R)
• M44: 15,307,453 km (0.055 R)
• M45: 15,931,276 km (0.101 R)
• M46: 15,979,745 km (0.066 R)
• M47: 18,763,163 km (0.105 R)
• M48: 19,481,981 km (0.064 R)
• M49: 19,585,503 km (0.03 R)
• M50: 19,637,264 km (0.05 R)
• M51: 20,472,020 km (0.086 R)
• M52: 21,158,824 km (0.037 R)
• M53: 21,318,295 km (0.075 R)
• M54: 21,424,958 km (0.098 R)
• M55: 23,209,062 km (0.066 R)
• M56: 26,058,603 km (0.061 R)
• M57: 27,727,367 km (0.066 R)
• M58: 30,144,869 km (0.068 R)
• M59: 30,684,468 km (0.069 R)
• M60: 33,864,470 km (0.09 R)
• M61: 35,052,127 km (0.088 R)
• M62: 38,436,630 km (0.118 R)
• M63: 39,544,103 km (0.076 R)
• M64: 39,740,674 km (0.102 R)
• M65: 39,937,545 km (0.084 R)
• M66: 40,464,130 km (0.075 R)
• M67: 40,662,048 km (0.087 R)
• M68: 40,794,292 km (0.107 R)
• M69: 41,191,774 km (0.08 R)
• M70: 44,213,501 km (0.078 R)
• M71: 44,758,037 km (0.081 R)
• M72: 45,031,203 km (0.043 R)
• M73: 45,167,936 km (0.108 R)
• M74: 45,304,967 km (0.093 R)
• M75: 45,579,180 km (0.099 R)
• M76: 45,853,991 km (0.026 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 19,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit