🌌 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: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.45 AU - 0.67 AU

Year: 275 Days

Day: 22.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.7

Radius: 14.8

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.68 AU - 0.84 AU

Year: 435 Days

Day: 7.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,779,625 km

• M1: 184,155 km (0.068 R)
• M2: 285,433 km (0.063 R)
• M3: 420,669 km (0.087 R)
• M4: 589,565 km (0.096 R)
• M5: 710,739 km (0.1 R)
• M6: 857,345 km (0.077 R)
• M7: 1,027,588 km (0.084 R)
• M8: 1,166,714 km (0.076 R)
• M9: 1,258,866 km (0.112 R)
• M10: 1,437,187 km (0.114 R)
• M11: 1,532,181 km (0.068 R)
• M12: 1,703,770 km (0.105 R)
• M13: 1,997,431 km (0.067 R)
• M14: 2,213,600 km (0.102 R)
• M15: 2,352,726 km (0.108 R)
• M16: 2,477,640 km (0.102 R)
• M17: 2,599,113 km (0.087 R)
• M18: 2,693,061 km (0.096 R)
• M19: 2,794,189 km (0.104 R)
• M20: 2,933,016 km (0.104 R)
• M21: 3,037,286 km (0.047 R)
• M22: 3,136,469 km (0.074 R)
• M23: 3,230,566 km (0.079 R)
• M24: 3,688,934 km (0.069 R)
• M25: 3,983,492 km (0.106 R)
• M26: 4,078,786 km (0.112 R)
• M27: 4,244,241 km (0.068 R)
• M28: 4,341,629 km (0.112 R)
• M29: 4,638,731 km (0.115 R)
• M30: 4,739,261 km (0.087 R)
• M31: 4,898,732 km (0.03 R)
• M32: 5,038,007 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.1

Radius: 13.8

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.32 AU - 4.22 AU

Year: 4802 Days

Day: 10.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 153.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 85,779,625 km

• M1: 185,801 km (0.05 R)
• M2: 299,645 km (0.113 R)
• M3: 406,757 km (0.06 R)
• M4: 620,382 km (0.08 R)
• M5: 1,151,754 km (0.056 R)
• M6: 1,472,791 km (0.11 R)
• M7: 1,602,941 km (0.038 R)
• M8: 1,788,443 km (0.113 R)
• M9: 2,162,736 km (0.115 R)
• M10: 2,523,118 km (0.094 R)
• M11: 2,821,416 km (0.079 R)
• M12: 2,943,936 km (0.07 R)
• M13: 3,452,420 km (0.111 R)
• M14: 3,965,840 km (0.08 R)
• M15: 4,126,956 km (0.104 R)
• M16: 4,503,494 km (0.068 R)
• M17: 4,989,987 km (0.118 R)
• M18: 5,315,212 km (0.108 R)
• M19: 5,699,380 km (0.083 R)
• M20: 5,829,380 km (0.104 R)
• M21: 6,066,044 km (0.054 R)
• M22: 6,172,259 km (0.082 R)
• M23: 6,905,438 km (0.099 R)
• M24: 7,016,439 km (0.096 R)
• M25: 7,212,113 km (0.085 R)
• M26: 8,188,239 km (0.041 R)
• M27: 8,276,502 km (0.074 R)
• M28: 8,692,085 km (0.095 R)
• M29: 8,932,638 km (0.03 R)
• M30: 9,053,663 km (0.054 R)
• M31: 9,144,918 km (0.09 R)
• M32: 9,605,530 km (0.087 R)
• M33: 9,760,812 km (0.072 R)
• M34: 11,065,156 km (0.103 R)
• M35: 12,491,572 km (0.026 R)
• M36: 12,661,216 km (0.089 R)
• M37: 13,278,157 km (0.119 R)
• M38: 14,292,730 km (0.117 R)
• M39: 15,151,422 km (0.108 R)
• M40: 16,433,326 km (0.083 R)
• M41: 16,993,421 km (0.083 R)
• M42: 17,788,084 km (0.104 R)
• M43: 17,902,676 km (0.102 R)
• M44: 18,055,715 km (0.099 R)
• M45: 18,247,649 km (0.068 R)
• M46: 18,440,331 km (0.1 R)
• M47: 18,594,866 km (0.106 R)
• M48: 19,374,420 km (0.119 R)
• M49: 19,492,154 km (0.086 R)
• M50: 19,807,656 km (0.119 R)
• M51: 19,926,436 km (0.12 R)
• M52: 20,323,768 km (0.039 R)
• M53: 22,309,231 km (0.06 R)
• M54: 22,556,517 km (0.083 R)
• M55: 22,680,533 km (0.098 R)
• M56: 23,095,518 km (0.089 R)
• M57: 23,262,319 km (0.088 R)
• M58: 23,429,420 km (0.053 R)
• M59: 23,638,857 km (0.11 R)
• M60: 23,848,893 km (0.032 R)
• M61: 23,975,303 km (0.063 R)
• M62: 24,482,888 km (0.1 R)
• M63: 24,738,102 km (0.077 R)
• M64: 25,122,569 km (0.051 R)
• M65: 25,251,073 km (0.075 R)
• M66: 26,898,595 km (0.104 R)
• M67: 27,382,095 km (0.076 R)
• M68: 27,868,288 km (0.093 R)
• M69: 28,759,891 km (0.03 R)
• M70: 29,029,168 km (0.117 R)
• M71: 29,164,105 km (0.096 R)
• M72: 29,389,399 km (0.063 R)
• M73: 30,160,128 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.7

Radius: 7.1

Gravity: 18.48 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.31 AU - 10.55 AU

Year: 20527 Days

Day: 20.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 85,779,625 km

• M1: 90,956 km (0.088 R)
• M2: 173,982 km (0.101 R)
• M3: 349,012 km (0.099 R)
• M4: 556,055 km (0.117 R)
• M5: 825,930 km (0.098 R)
• M6: 906,264 km (0.1 R)
• M7: 1,193,641 km (0.03 R)
• M8: 1,285,195 km (0.061 R)
• M9: 1,443,320 km (0.043 R)
• M10: 1,541,307 km (0.111 R)
• M11: 2,137,305 km (0.115 R)
• M12: 2,401,943 km (0.085 R)
• M13: 2,479,585 km (0.087 R)
• M14: 2,557,974 km (0.072 R)
• M15: 2,677,054 km (0.114 R)
• M16: 2,757,538 km (0.062 R)
• M17: 3,172,073 km (0.104 R)
• M18: 3,257,344 km (0.111 R)
• M19: 3,739,797 km (0.117 R)
• M20: 3,830,005 km (0.086 R)
• M21: 3,875,333 km (0.089 R)
• M22: 4,673,587 km (0.106 R)
• M23: 5,216,627 km (0.064 R)
• M24: 5,727,504 km (0.092 R)
• M25: 5,883,834 km (0.103 R)
• M26: 6,851,732 km (0.111 R)
• M27: 8,571,509 km (0.116 R)
• M28: 10,100,549 km (0.119 R)
• M29: 10,735,442 km (0.1 R)
• M30: 12,311,456 km (0.117 R)
• M31: 12,581,031 km (0.097 R)
• M32: 12,648,650 km (0.116 R)
• M33: 13,401,576 km (0.105 R)
• M34: 13,818,206 km (0.114 R)
• M35: 17,302,191 km (0.097 R)
• M36: 17,679,925 km (0.092 R)
• M37: 18,752,093 km (0.117 R)
• M38: 21,929,402 km (0.114 R)
• M39: 22,011,083 km (0.095 R)
• M40: 23,746,717 km (0.066 R)
• M41: 24,843,120 km (0.096 R)
• M42: 25,955,829 km (0.044 R)
• M43: 27,084,844 km (0.049 R)
• M44: 27,875,768 km (0.108 R)
• M45: 28,052,593 km (0.099 R)
• M46: 28,229,866 km (0.11 R)
• M47: 30,566,735 km (0.094 R)
• M48: 31,114,712 km (0.038 R)
• M49: 31,206,415 km (0.107 R)
• M50: 31,298,119 km (0.098 R)
• M51: 31,389,972 km (0.118 R)
• M52: 32,035,337 km (0.082 R)
• M53: 33,903,365 km (0.078 R)
• M54: 34,660,331 km (0.103 R)
• M55: 34,850,470 km (0.077 R)
• M56: 37,061,825 km (0.051 R)
• M57: 37,256,303 km (0.119 R)
• M58: 37,841,529 km (0.082 R)
• M59: 38,823,789 km (0.112 R)
• M60: 38,922,524 km (0.098 R)
• M61: 41,316,090 km (0.087 R)
• M62: 45,098,223 km (0.115 R)
• M63: 46,139,274 km (0.049 R)
• M64: 46,767,735 km (0.119 R)
• M65: 46,977,920 km (0.088 R)
• M66: 49,523,478 km (0.101 R)
• M67: 50,921,021 km (0.101 R)
• M68: 52,113,765 km (0.092 R)
• M69: 54,526,479 km (0.093 R)
• M70: 54,747,585 km (0.113 R)
• M71: 54,968,990 km (0.097 R)
• M72: 57,312,141 km (0.093 R)
• M73: 59,346,373 km (0.11 R)
• M74: 61,979,744 km (0.057 R)
• M75: 63,252,672 km (0.052 R)
• M76: 65,236,789 km (0.075 R)
• M77: 68,191,497 km (0.086 R)
• M78: 69,265,909 km (0.092 R)
• M79: 71,068,862 km (0.09 R)
• M80: 71,794,412 km (0.036 R)
• M81: 73,252,841 km (0.093 R)
• M82: 73,374,764 km (0.108 R)
• M83: 73,863,350 km (0.066 R)
• M84: 74,475,654 km (0.102 R)
• M85: 74,720,995 km (0.12 R)
• M86: 75,951,886 km (0.12 R)
• M87: 76,817,459 km (0.044 R)
• M88: 78,059,720 km (0.104 R)
• M89: 78,433,715 km (0.099 R)
• M90: 79,183,350 km (0.098 R)
• M91: 81,699,586 km (0.083 R)
• M92: 85,137,794 km (0.068 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 11,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit