🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.49 AU - 0.63 AU

Year: 266 Days

Day: 45.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,041,869 km

• M1: 344,823 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883

Radius: 9.9

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.67 AU - 0.73 AU

Year: 372 Days

Day: 10.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 34,041,869 km

• M1: 127,158 km (0.06 R)
• M2: 279,449 km (0.089 R)
• M3: 356,791 km (0.04 R)
• M4: 447,298 km (0.08 R)
• M5: 518,656 km (0.056 R)
• M6: 674,986 km (0.091 R)
• M7: 856,298 km (0.096 R)
• M8: 921,972 km (0.056 R)
• M9: 989,440 km (0.04 R)
• M10: 1,068,129 km (0.074 R)
• M11: 1,139,337 km (0.104 R)
• M12: 1,327,532 km (0.064 R)
• M13: 1,415,046 km (0.093 R)
• M14: 1,590,674 km (0.093 R)
• M15: 1,830,480 km (0.083 R)
• M16: 1,922,781 km (0.078 R)
• M17: 2,130,274 km (0.092 R)
• M18: 2,295,280 km (0.11 R)
• M19: 2,471,058 km (0.055 R)
• M20: 2,567,099 km (0.059 R)
• M21: 2,638,308 km (0.088 R)
• M22: 2,703,533 km (0.081 R)
• M23: 2,782,670 km (0.056 R)
• M24: 2,876,019 km (0.056 R)
• M25: 3,065,859 km (0.068 R)
• M26: 3,190,025 km (0.044 R)
• M27: 3,323,018 km (0.106 R)
• M28: 3,422,201 km (0.036 R)
• M29: 3,609,049 km (0.12 R)
• M30: 3,711,074 km (0.041 R)
• M31: 3,828,958 km (0.067 R)
• M32: 3,918,118 km (0.032 R)
• M33: 4,038,095 km (0.095 R)
• M34: 4,121,272 km (0.102 R)
• M35: 4,289,420 km (0.114 R)
• M36: 4,499,006 km (0.07 R)
• M37: 4,632,597 km (0.084 R)
• M38: 4,751,677 km (0.098 R)
• M39: 4,855,648 km (0.078 R)
• M40: 4,968,594 km (0.086 R)
• M41: 5,033,520 km (0.08 R)
• M42: 5,147,663 km (0.081 R)
• M43: 5,221,564 km (0.101 R)
• M44: 5,304,142 km (0.058 R)
• M45: 5,412,152 km (0.077 R)
• M46: 5,537,664 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.6

Radius: 13.2

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.91 AU - 2.21 AU

Year: 1880 Days

Day: 6.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 34,041,869 km

• M1: 165,605 km (0.102 R)
• M2: 317,895 km (0.113 R)
• M3: 464,053 km (0.063 R)
• M4: 550,670 km (0.043 R)
• M5: 670,198 km (0.048 R)
• M6: 963,261 km (0.036 R)
• M7: 1,158,187 km (0.113 R)
• M8: 1,284,447 km (0.077 R)
• M9: 1,450,800 km (0.113 R)
• M10: 1,798,316 km (0.053 R)
• M11: 1,970,354 km (0.117 R)
• M12: 2,247,110 km (0.096 R)
• M13: 2,874,822 km (0.106 R)
• M14: 3,003,177 km (0.12 R)
• M15: 3,390,337 km (0.092 R)
• M16: 3,477,403 km (0.087 R)
• M17: 3,565,366 km (0.098 R)
• M18: 3,663,951 km (0.115 R)
• M19: 3,773,457 km (0.083 R)
• M20: 4,149,995 km (0.118 R)
• M21: 4,264,287 km (0.071 R)
• M22: 4,528,028 km (0.114 R)
• M23: 4,624,369 km (0.098 R)
• M24: 4,797,305 km (0.079 R)
• M25: 5,016,465 km (0.081 R)
• M26: 5,149,608 km (0.115 R)
• M27: 5,295,166 km (0.087 R)
• M28: 5,556,215 km (0.056 R)
• M29: 5,809,783 km (0.075 R)
• M30: 5,973,293 km (0.108 R)
• M31: 6,304,653 km (0.111 R)
• M32: 6,557,323 km (0.049 R)
• M33: 6,690,914 km (0.057 R)
• M34: 6,813,285 km (0.114 R)
• M35: 6,923,988 km (0.09 R)
• M36: 7,010,455 km (0.035 R)
• M37: 7,869,895 km (0.036 R)
• M38: 8,220,403 km (0.119 R)
• M39: 8,589,311 km (0.09 R)
• M40: 9,220,914 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.3

Radius: 15

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.17 AU - 3.89 AU

Year: 4217 Days

Day: 12 Hours

Environment

Temp: -209 °C

Axial Tilt: 69.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 34,041,869 km

• M1: 189,092 km (0.059 R)
• M2: 285,433 km (0.084 R)
• M3: 457,171 km (0.039 R)
• M4: 603,328 km (0.076 R)
• M5: 711,637 km (0.118 R)
• M6: 864,526 km (0.095 R)
• M7: 1,016,817 km (0.116 R)
• M8: 1,178,981 km (0.111 R)
• M9: 1,321,398 km (0.07 R)
• M10: 1,530,985 km (0.116 R)
• M11: 1,624,334 km (0.082 R)
• M12: 1,801,009 km (0.046 R)
• M13: 2,087,040 km (0.116 R)
• M14: 2,516,386 km (0.093 R)
• M15: 2,684,833 km (0.075 R)
• M16: 3,212,764 km (0.076 R)
• M17: 3,520,487 km (0.032 R)
• M18: 3,625,205 km (0.052 R)
• M19: 3,880,868 km (0.086 R)
• M20: 4,142,664 km (0.101 R)
• M21: 4,410,295 km (0.069 R)
• M22: 4,660,722 km (0.062 R)
• M23: 4,939,273 km (0.064 R)
• M24: 5,882,637 km (0.059 R)
• M25: 6,057,966 km (0.114 R)
• M26: 6,362,397 km (0.112 R)
• M27: 7,066,106 km (0.108 R)
• M28: 7,494,853 km (0.116 R)
• M29: 7,822,024 km (0.074 R)
• M30: 8,098,331 km (0.101 R)
• M31: 9,061,891 km (0.075 R)
• M32: 10,271,839 km (0.093 R)
• M33: 10,422,932 km (0.115 R)
• M34: 11,189,322 km (0.074 R)
• M35: 11,626,447 km (0.112 R)
• M36: 11,878,819 km (0.097 R)
• M37: 12,582,228 km (0.093 R)
• M38: 12,808,869 km (0.072 R)
• M39: 13,134,992 km (0.106 R)
• M40: 13,530,080 km (0.07 R)
• M41: 13,695,835 km (0.099 R)
• M42: 15,494,151 km (0.104 R)
• M43: 16,121,714 km (0.108 R)
• M44: 16,971,430 km (0.06 R)
• M45: 17,114,595 km (0.093 R)
• M46: 17,618,440 km (0.087 R)
• M47: 18,200,227 km (0.052 R)
• M48: 18,346,683 km (0.081 R)
• M49: 18,530,239 km (0.079 R)
• M50: 18,973,498 km (0.089 R)
• M51: 19,308,148 km (0.118 R)
• M52: 19,682,442 km (0.11 R)
• M53: 20,362,065 km (0.096 R)
• M54: 20,476,059 km (0.118 R)
• M55: 20,704,645 km (0.077 R)
• M56: 20,972,574 km (0.116 R)
• M57: 21,164,658 km (0.12 R)
• M58: 21,318,744 km (0.071 R)
• M59: 22,016,618 km (0.056 R)
• M60: 22,603,939 km (0.096 R)
• M61: 22,998,429 km (0.101 R)
• M62: 23,954,359 km (0.115 R)
• M63: 24,316,236 km (0.07 R)
• M64: 24,963,845 km (0.067 R)
• M65: 25,208,288 km (0.116 R)
• M66: 25,987,394 km (0.115 R)
• M67: 26,193,839 km (0.078 R)
• M68: 26,774,429 km (0.092 R)
• M69: 27,317,469 km (0.1 R)
• M70: 27,906,286 km (0.038 R)
• M71: 28,244,676 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.2

Radius: 6.2

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.49 AU - 8.43 AU

Year: 12955 Days

Day: 23.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 34,041,869 km

• M1: 92,900 km (0.096 R)
• M2: 152,440 km (0.12 R)
• M3: 219,460 km (0.103 R)
• M4: 318,793 km (0.088 R)
• M5: 390,600 km (0.068 R)
• M6: 563,834 km (0.104 R)
• M7: 679,324 km (0.112 R)
• M8: 816,954 km (0.071 R)
• M9: 860,038 km (0.073 R)
• M10: 963,709 km (0.088 R)
• M11: 1,135,149 km (0.12 R)
• M12: 1,524,402 km (0.078 R)
• M13: 1,669,063 km (0.066 R)
• M14: 1,780,514 km (0.116 R)
• M15: 1,991,447 km (0.078 R)
• M16: 2,606,294 km (0.097 R)
• M17: 2,956,952 km (0.101 R)
• M18: 3,183,592 km (0.088 R)
• M19: 3,229,668 km (0.083 R)
• M20: 3,392,431 km (0.115 R)
• M21: 3,897,025 km (0.071 R)
• M22: 5,190,448 km (0.055 R)
• M23: 5,798,114 km (0.067 R)
• M24: 6,081,901 km (0.057 R)
• M25: 6,167,771 km (0.078 R)
• M26: 6,370,027 km (0.101 R)
• M27: 6,486,564 km (0.06 R)
• M28: 6,721,732 km (0.059 R)
• M29: 6,810,742 km (0.091 R)
• M30: 7,049,800 km (0.092 R)
• M31: 7,413,472 km (0.096 R)
• M32: 7,814,394 km (0.104 R)
• M33: 7,970,575 km (0.111 R)
• M34: 8,127,652 km (0.092 R)
• M35: 8,254,063 km (0.075 R)
• M36: 8,349,356 km (0.109 R)
• M37: 8,540,991 km (0.052 R)
• M38: 9,026,436 km (0.105 R)
• M39: 9,124,573 km (0.039 R)
• M40: 9,421,225 km (0.112 R)
• M41: 10,295,924 km (0.073 R)
• M42: 10,364,290 km (0.052 R)
• M43: 10,986,168 km (0.067 R)
• M44: 11,549,105 km (0.11 R)
• M45: 11,655,768 km (0.089 R)
• M46: 11,798,485 km (0.082 R)
• M47: 12,013,457 km (0.05 R)
• M48: 12,193,722 km (0.046 R)
• M49: 12,483,942 km (0.104 R)
• M50: 12,666,452 km (0.085 R)
• M51: 12,886,660 km (0.11 R)
• M52: 13,071,114 km (0.114 R)
• M53: 13,517,514 km (0.102 R)
• M54: 13,968,851 km (0.074 R)
• M55: 14,310,532 km (0.035 R)
• M56: 14,425,124 km (0.101 R)
• M57: 15,118,660 km (0.095 R)
• M58: 15,941,448 km (0.055 R)
• M59: 16,980,256 km (0.087 R)
• M60: 17,263,744 km (0.056 R)
• M61: 17,999,616 km (0.098 R)
• M62: 18,537,420 km (0.1 R)
• M63: 18,954,798 km (0.107 R)
• M64: 19,544,214 km (0.083 R)
• M65: 19,756,194 km (0.116 R)
• M66: 20,139,763 km (0.07 R)
• M67: 20,784,380 km (0.102 R)
• M68: 21,698,124 km (0.118 R)
• M69: 22,049,679 km (0.07 R)
• M70: 22,625,032 km (0.115 R)
• M71: 23,384,690 km (0.051 R)
• M72: 23,609,835 km (0.095 R)
• M73: 23,790,400 km (0.088 R)
• M74: 24,608,551 km (0.1 R)
• M75: 25,713,630 km (0.112 R)
• M76: 25,806,530 km (0.119 R)
• M77: 26,929,113 km (0.098 R)
• M78: 27,733,949 km (0.1 R)
• M79: 28,019,980 km (0.093 R)
• M80: 28,546,714 km (0.086 R)
• M81: 28,931,779 km (0.049 R)
• M82: 29,610,056 km (0.114 R)
• M83: 29,658,675 km (0.119 R)
• M84: 30,686,263 km (0.084 R)
• M85: 31,229,154 km (0.116 R)
• M86: 31,675,704 km (0.079 R)
• M87: 32,274,394 km (0.026 R)
• M88: 32,876,825 km (0.113 R)
• M89: 33,230,025 km (0.086 R)
• M90: 33,685,850 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 15,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit