🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.74 AU - 0.96 AU

Year: 289 Days

Day: 14.3 Hours

Environment

Temp: 123 °C

Axial Tilt: 43.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 26,090,558 km

• M1: 38,746 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.07 AU - 1.15 AU

Year: 431 Days

Day: 47.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.26 AU - 2.94 AU

Year: 1547 Days

Day: 15 Hours

Environment

Temp: -102 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,090,558 km

• M1: 392,994 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.4

Radius: 13.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.16 AU - 5.1 AU

Year: 3676 Days

Day: 14.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 26,090,558 km

• M1: 172,187 km (0.101 R)
• M2: 511,176 km (0.055 R)
• M3: 753,973 km (0.115 R)
• M4: 1,036,564 km (0.076 R)
• M5: 1,395,898 km (0.112 R)
• M6: 1,510,041 km (0.115 R)
• M7: 1,642,435 km (0.1 R)
• M8: 2,129,226 km (0.071 R)
• M9: 2,432,461 km (0.09 R)
• M10: 2,519,228 km (0.049 R)
• M11: 2,895,317 km (0.101 R)
• M12: 2,987,469 km (0.102 R)
• M13: 3,099,518 km (0.115 R)
• M14: 3,801,431 km (0.117 R)
• M15: 4,149,995 km (0.109 R)
• M16: 4,594,899 km (0.082 R)
• M17: 4,681,366 km (0.119 R)
• M18: 4,988,640 km (0.116 R)
• M19: 5,438,930 km (0.113 R)
• M20: 5,996,780 km (0.117 R)
• M21: 6,282,662 km (0.071 R)
• M22: 6,379,003 km (0.085 R)
• M23: 6,524,412 km (0.093 R)
• M24: 6,892,722 km (0.098 R)
• M25: 7,369,042 km (0.073 R)
• M26: 7,547,213 km (0.091 R)
• M27: 7,752,760 km (0.072 R)
• M28: 8,353,695 km (0.119 R)
• M29: 8,996,966 km (0.055 R)
• M30: 9,407,163 km (0.066 R)
• M31: 9,739,719 km (0.076 R)
• M32: 9,907,568 km (0.095 R)
• M33: 10,160,987 km (0.111 R)
• M34: 10,416,649 km (0.113 R)
• M35: 10,876,364 km (0.062 R)
• M36: 11,196,204 km (0.118 R)
• M37: 11,342,660 km (0.111 R)
• M38: 11,726,528 km (0.1 R)
• M39: 12,114,585 km (0.108 R)
• M40: 12,295,150 km (0.11 R)
• M41: 12,567,717 km (0.088 R)
• M42: 13,677,733 km (0.041 R)
• M43: 13,834,362 km (0.103 R)
• M44: 14,786,852 km (0.057 R)
• M45: 14,915,506 km (0.111 R)
• M46: 15,303,563 km (0.099 R)
• M47: 15,564,162 km (0.108 R)
• M48: 16,089,700 km (0.108 R)
• M49: 16,222,094 km (0.112 R)
• M50: 16,654,581 km (0.08 R)
• M51: 17,293,663 km (0.119 R)
• M52: 17,463,158 km (0.076 R)
• M53: 17,906,416 km (0.074 R)
• M54: 18,181,078 km (0.099 R)
• M55: 18,319,007 km (0.107 R)
• M56: 18,491,793 km (0.105 R)
• M57: 19,083,452 km (0.086 R)
• M58: 19,645,940 km (0.095 R)
• M59: 19,929,279 km (0.114 R)
• M60: 21,075,946 km (0.034 R)
• M61: 21,584,430 km (0.115 R)
• M62: 21,913,545 km (0.12 R)
• M63: 22,244,156 km (0.056 R)
• M64: 22,391,660 km (0.052 R)
• M65: 23,059,465 km (0.078 R)
• M66: 23,208,763 km (0.041 R)
• M67: 23,583,356 km (0.095 R)
• M68: 23,922,345 km (0.084 R)
• M69: 24,300,828 km (0.101 R)
• M70: 25,255,561 km (0.079 R)
• M71: 25,834,355 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.8

Radius: 9.5

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.08 AU - 5.42 AU

Year: 4438 Days

Day: 11.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 26,090,558 km

• M1: 127,308 km (0.074 R)
• M2: 239,805 km (0.106 R)
• M3: 341,682 km (0.111 R)
• M4: 444,006 km (0.097 R)
• M5: 578,645 km (0.119 R)
• M6: 773,122 km (0.096 R)
• M7: 842,834 km (0.087 R)
• M8: 927,208 km (0.035 R)
• M9: 1,170,903 km (0.106 R)
• M10: 1,435,092 km (0.054 R)
• M11: 1,537,417 km (0.113 R)
• M12: 1,795,922 km (0.067 R)
• M13: 2,003,265 km (0.041 R)
• M14: 2,068,639 km (0.113 R)
• M15: 2,218,387 km (0.028 R)
• M16: 2,371,874 km (0.119 R)
• M17: 2,511,299 km (0.112 R)
• M18: 2,617,514 km (0.119 R)
• M19: 2,689,321 km (0.088 R)
• M20: 2,871,681 km (0.11 R)
• M21: 2,964,282 km (0.072 R)
• M22: 3,076,929 km (0.085 R)
• M23: 3,521,833 km (0.061 R)
• M24: 3,843,319 km (0.108 R)
• M25: 3,945,644 km (0.102 R)
• M26: 4,090,604 km (0.058 R)
• M27: 5,086,627 km (0.112 R)
• M28: 5,681,428 km (0.076 R)
• M29: 5,892,660 km (0.077 R)
• M30: 6,371,074 km (0.098 R)
• M31: 6,762,721 km (0.09 R)
• M32: 7,061,767 km (0.113 R)
• M33: 7,646,845 km (0.106 R)
• M34: 7,802,127 km (0.109 R)
• M35: 7,906,247 km (0.091 R)
• M36: 8,194,822 km (0.104 R)
• M37: 8,917,828 km (0.111 R)
• M38: 9,026,736 km (0.107 R)
• M39: 9,108,566 km (0.087 R)
• M40: 9,466,553 km (0.08 R)
• M41: 9,549,879 km (0.027 R)
• M42: 9,801,054 km (0.104 R)
• M43: 10,539,170 km (0.095 R)
• M44: 11,031,497 km (0.111 R)
• M45: 11,295,088 km (0.107 R)
• M46: 11,412,971 km (0.091 R)
• M47: 11,798,934 km (0.119 R)
• M48: 11,918,462 km (0.043 R)
• M49: 12,219,154 km (0.064 R)
• M50: 12,309,960 km (0.087 R)
• M51: 12,400,915 km (0.051 R)
• M52: 12,858,984 km (0.081 R)
• M53: 13,043,738 km (0.12 R)
• M54: 13,322,588 km (0.1 R)
• M55: 13,509,585 km (0.098 R)
• M56: 13,572,117 km (0.096 R)
• M57: 14,681,984 km (0.095 R)
• M58: 15,525,117 km (0.113 R)
• M59: 15,754,900 km (0.09 R)
• M60: 16,551,060 km (0.096 R)
• M61: 17,941,123 km (0.095 R)
• M62: 18,113,310 km (0.101 R)
• M63: 18,459,180 km (0.083 R)
• M64: 19,017,031 km (0.093 R)
• M65: 20,795,899 km (0.071 R)
• M66: 20,904,208 km (0.119 R)
• M67: 21,012,816 km (0.099 R)
• M68: 21,121,723 km (0.028 R)
• M69: 21,851,761 km (0.114 R)
• M70: 22,664,377 km (0.097 R)
• M71: 23,149,223 km (0.092 R)
• M72: 24,129,239 km (0.117 R)
• M73: 24,509,666 km (0.105 R)
• M74: 25,045,825 km (0.082 R)
• M75: 25,161,165 km (0.117 R)
• M76: 25,663,216 km (0.112 R)
• M77: 25,973,781 km (0.07 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 557 - 11,506 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit