🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.76 AU - 0.84 AU

Year: 263 Days

Day: 24.6 Hours

Environment

Temp: 110 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.32 AU - 2.82 AU

Year: 1512 Days

Day: 12.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.95 AU - 3.31 AU

Year: 2033 Days

Day: 17.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,240,324 km

• M1: 781,798 km (0.112 R)
• M2: 885,320 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.42 AU - 4.02 AU

Year: 2121 Days

Day: 22.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.27 AU - 3.45 AU

Year: 2261 Days

Day: 28.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,240,324 km

• M1: 3,207,378 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.6

Radius: 11.7

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.23 AU - 6.73 AU

Year: 4709 Days

Day: 10.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 22,240,324 km

• M1: 182,659 km (0.072 R)
• M2: 296,353 km (0.072 R)
• M3: 452,833 km (0.105 R)
• M4: 985,850 km (0.118 R)
• M5: 1,209,648 km (0.112 R)
• M6: 1,850,077 km (0.073 R)
• M7: 1,997,132 km (0.084 R)
• M8: 2,645,190 km (0.076 R)
• M9: 3,399,761 km (0.054 R)
• M10: 3,490,268 km (0.095 R)
• M11: 3,673,376 km (0.059 R)
• M12: 3,978,107 km (0.077 R)
• M13: 4,097,486 km (0.116 R)
• M14: 4,315,450 km (0.055 R)
• M15: 4,512,470 km (0.104 R)
• M16: 4,712,333 km (0.119 R)
• M17: 5,095,303 km (0.115 R)
• M18: 5,891,463 km (0.12 R)
• M19: 6,137,851 km (0.045 R)
• M20: 6,220,728 km (0.095 R)
• M21: 6,359,705 km (0.111 R)
• M22: 6,754,493 km (0.106 R)
• M23: 6,983,677 km (0.115 R)
• M24: 7,128,339 km (0.039 R)
• M25: 7,479,295 km (0.057 R)
• M26: 7,568,007 km (0.117 R)
• M27: 7,716,557 km (0.095 R)
• M28: 7,806,166 km (0.085 R)
• M29: 8,077,088 km (0.105 R)
• M30: 8,320,484 km (0.117 R)
• M31: 8,597,240 km (0.113 R)
• M32: 8,752,223 km (0.111 R)
• M33: 9,477,624 km (0.102 R)
• M34: 9,637,843 km (0.062 R)
• M35: 9,831,422 km (0.049 R)
• M36: 10,419,641 km (0.071 R)
• M37: 10,818,170 km (0.091 R)
• M38: 11,425,388 km (0.095 R)
• M39: 11,527,563 km (0.03 R)
• M40: 11,698,853 km (0.076 R)
• M41: 11,939,855 km (0.053 R)
• M42: 12,602,424 km (0.038 R)
• M43: 12,920,469 km (0.106 R)
• M44: 13,672,797 km (0.113 R)
• M45: 13,817,757 km (0.078 R)
• M46: 14,218,978 km (0.03 R)
• M47: 15,521,078 km (0.083 R)
• M48: 15,634,473 km (0.1 R)
• M49: 15,900,010 km (0.045 R)
• M50: 16,474,316 km (0.069 R)
• M51: 17,055,354 km (0.068 R)
• M52: 17,999,017 km (0.073 R)
• M53: 18,197,833 km (0.11 R)
• M54: 18,477,282 km (0.12 R)
• M55: 18,919,194 km (0.119 R)
• M56: 19,609,289 km (0.109 R)
• M57: 19,977,898 km (0.093 R)
• M58: 20,473,067 km (0.115 R)
• M59: 20,847,062 km (0.034 R)
• M60: 21,349,262 km (0.047 R)
• M61: 21,643,970 km (0.035 R)
• M62: 22,322,845 km (0.071 R)
• M63: 23,138,153 km (0.093 R)
• M64: 23,658,006 km (0.096 R)
• M65: 24,489,171 km (0.025 R)
• M66: 24,665,248 km (0.104 R)
• M67: 25,063,328 km (0.115 R)
• M68: 25,820,892 km (0.072 R)
• M69: 26,315,013 km (0.072 R)
• M70: 26,495,428 km (0.111 R)
• M71: 27,404,086 km (0.096 R)
• M72: 29,391,942 km (0.104 R)
• M73: 29,719,861 km (0.113 R)
• M74: 29,907,906 km (0.05 R)
• M75: 30,190,645 km (0.053 R)
• M76: 30,568,829 km (0.11 R)
• M77: 31,043,952 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 13.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.54 AU - 7.12 AU

Year: 5846 Days

Day: 8 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 22,240,324 km

• M1: 187,745 km (0.052 R)
• M2: 292,314 km (0.111 R)
• M3: 377,286 km (0.118 R)
• M4: 726,298 km (0.083 R)
• M5: 915,090 km (0.11 R)
• M6: 997,967 km (0.11 R)
• M7: 1,083,687 km (0.11 R)
• M8: 1,184,965 km (0.097 R)
• M9: 1,509,293 km (0.093 R)
• M10: 1,638,396 km (0.118 R)
• M11: 2,001,171 km (0.117 R)
• M12: 2,208,663 km (0.109 R)
• M13: 2,323,255 km (0.068 R)
• M14: 2,406,431 km (0.042 R)
• M15: 2,490,655 km (0.107 R)
• M16: 2,575,926 km (0.105 R)
• M17: 2,749,609 km (0.08 R)
• M18: 3,163,696 km (0.101 R)
• M19: 3,312,396 km (0.111 R)
• M20: 3,444,641 km (0.104 R)
• M21: 3,714,216 km (0.084 R)
• M22: 3,831,949 km (0.078 R)
• M23: 3,990,972 km (0.088 R)
• M24: 4,131,744 km (0.109 R)
• M25: 4,418,672 km (0.104 R)
• M26: 4,669,698 km (0.06 R)
• M27: 4,925,659 km (0.092 R)
• M28: 5,296,064 km (0.087 R)
• M29: 5,607,975 km (0.091 R)
• M30: 6,273,387 km (0.119 R)
• M31: 7,085,404 km (0.039 R)
• M32: 7,281,377 km (0.101 R)
• M33: 8,859,934 km (0.07 R)
• M34: 9,337,600 km (0.115 R)
• M35: 10,014,979 km (0.068 R)
• M36: 10,457,041 km (0.094 R)
• M37: 10,596,466 km (0.112 R)
• M38: 10,792,589 km (0.064 R)
• M39: 11,131,877 km (0.033 R)
• M40: 11,274,294 km (0.079 R)
• M41: 11,966,184 km (0.055 R)
• M42: 12,053,699 km (0.114 R)
• M43: 14,092,867 km (0.089 R)
• M44: 14,588,186 km (0.042 R)
• M45: 14,744,217 km (0.112 R)
• M46: 15,089,189 km (0.115 R)
• M47: 15,183,735 km (0.089 R)
• M48: 15,436,855 km (0.092 R)
• M49: 15,723,335 km (0.12 R)
• M50: 17,711,191 km (0.052 R)
• M51: 18,212,045 km (0.116 R)
• M52: 18,413,703 km (0.093 R)
• M53: 18,582,449 km (0.108 R)
• M54: 18,853,221 km (0.049 R)
• M55: 19,398,954 km (0.11 R)
• M56: 19,570,543 km (0.073 R)
• M57: 19,777,138 km (0.1 R)
• M58: 20,088,301 km (0.084 R)
• M59: 20,401,260 km (0.054 R)
• M60: 20,505,829 km (0.111 R)
• M61: 20,750,721 km (0.091 R)
• M62: 20,856,038 km (0.116 R)
• M63: 21,420,321 km (0.111 R)
• M64: 21,918,332 km (0.069 R)
• M65: 22,168,759 km (0.099 R)
• M66: 22,744,561 km (0.117 R)
• M67: 23,252,595 km (0.104 R)
• M68: 23,544,610 km (0.082 R)
• M69: 23,984,727 km (0.109 R)
• M70: 24,390,736 km (0.1 R)
• M71: 24,613,188 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.2

Radius: 14.1

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.72 AU - 7.32 AU

Year: 6111 Days

Day: 7.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 22,240,324 km

• M1: 185,651 km (0.12 R)
• M2: 610,509 km (0.114 R)
• M3: 712,535 km (0.04 R)
• M4: 873,053 km (0.079 R)
• M5: 1,245,552 km (0.098 R)
• M6: 1,381,088 km (0.051 R)
• M7: 1,681,181 km (0.115 R)
• M8: 1,790,687 km (0.119 R)
• M9: 1,945,371 km (0.029 R)
• M10: 2,075,371 km (0.114 R)
• M11: 2,452,208 km (0.084 R)
• M12: 2,737,342 km (0.114 R)
• M13: 3,083,811 km (0.083 R)
• M14: 3,185,387 km (0.063 R)
• M15: 3,357,425 km (0.079 R)
• M16: 3,910,339 km (0.082 R)
• M17: 4,339,236 km (0.085 R)
• M18: 4,453,678 km (0.1 R)
• M19: 4,627,212 km (0.042 R)
• M20: 4,822,736 km (0.057 R)
• M21: 5,323,590 km (0.095 R)
• M22: 5,570,127 km (0.08 R)
• M23: 5,778,367 km (0.063 R)
• M24: 6,462,179 km (0.079 R)
• M25: 6,747,462 km (0.086 R)
• M26: 7,171,872 km (0.079 R)
• M27: 7,398,811 km (0.095 R)
• M28: 7,605,107 km (0.114 R)
• M29: 7,929,734 km (0.103 R)
• M30: 8,258,999 km (0.079 R)
• M31: 9,101,983 km (0.076 R)
• M32: 9,421,973 km (0.091 R)
• M33: 9,645,772 km (0.107 R)
• M34: 9,997,476 km (0.109 R)
• M35: 10,251,344 km (0.097 R)
• M36: 10,817,123 km (0.108 R)
• M37: 10,947,273 km (0.111 R)
• M38: 11,077,722 km (0.114 R)
• M39: 11,525,618 km (0.101 R)
• M40: 11,818,531 km (0.089 R)
• M41: 11,979,349 km (0.118 R)
• M42: 12,140,914 km (0.104 R)
• M43: 12,276,151 km (0.111 R)
• M44: 12,439,063 km (0.102 R)
• M45: 12,712,229 km (0.038 R)
• M46: 13,042,690 km (0.087 R)
• M47: 13,236,719 km (0.102 R)
• M48: 13,459,620 km (0.11 R)
• M49: 13,683,867 km (0.114 R)
• M50: 13,937,585 km (0.042 R)
• M51: 14,910,121 km (0.037 R)
• M52: 15,433,863 km (0.089 R)
• M53: 15,698,053 km (0.095 R)
• M54: 16,290,460 km (0.087 R)
• M55: 16,380,069 km (0.108 R)
• M56: 19,392,821 km (0.1 R)
• M57: 19,741,533 km (0.083 R)
• M58: 20,028,462 km (0.118 R)
• M59: 20,188,382 km (0.079 R)
• M60: 20,413,078 km (0.032 R)
• M61: 20,670,835 km (0.081 R)
• M62: 20,767,775 km (0.088 R)
• M63: 20,897,327 km (0.08 R)
• M64: 21,027,178 km (0.083 R)
• M65: 21,418,077 km (0.098 R)
• M66: 21,614,499 km (0.086 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 13,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit