🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.43 AU - 0.63 AU

Year: 253 Days

Day: 38.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147

Radius: 12.9

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.63 AU - 0.75 AU

Year: 376 Days

Day: 9.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,938,979 km

• M1: 160,967 km (0.069 R)
• M2: 258,655 km (0.085 R)
• M3: 345,421 km (0.11 R)
• M4: 459,116 km (0.113 R)
• M5: 631,004 km (0.098 R)
• M6: 737,966 km (0.083 R)
• M7: 926,011 km (0.096 R)
• M8: 1,078,152 km (0.068 R)
• M9: 1,381,536 km (0.049 R)
• M10: 1,575,714 km (0.085 R)
• M11: 1,730,997 km (0.058 R)
• M12: 1,816,268 km (0.115 R)
• M13: 1,948,961 km (0.091 R)
• M14: 2,112,472 km (0.094 R)
• M15: 2,240,378 km (0.118 R)
• M16: 2,329,688 km (0.101 R)
• M17: 2,462,082 km (0.119 R)
• M18: 2,562,911 km (0.076 R)
• M19: 2,699,793 km (0.097 R)
• M20: 2,812,739 km (0.045 R)
• M21: 2,896,364 km (0.087 R)
• M22: 2,994,201 km (0.115 R)
• M23: 3,088,598 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.7

Radius: 12.8

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.71 AU - 0.97 AU

Year: 505 Days

Day: 12.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 30,938,979 km

• M1: 161,566 km (0.111 R)
• M2: 246,238 km (0.093 R)
• M3: 347,815 km (0.041 R)
• M4: 452,234 km (0.037 R)
• M5: 539,899 km (0.096 R)
• M6: 620,083 km (0.082 R)
• M7: 714,629 km (0.057 R)
• M8: 934,538 km (0.091 R)
• M9: 1,038,658 km (0.08 R)
• M10: 1,143,227 km (0.086 R)
• M11: 1,287,290 km (0.071 R)
• M12: 1,433,746 km (0.112 R)
• M13: 1,547,291 km (0.073 R)
• M14: 1,708,108 km (0.1 R)
• M15: 1,788,443 km (0.086 R)
• M16: 1,870,123 km (0.055 R)
• M17: 2,032,736 km (0.086 R)
• M18: 2,161,390 km (0.114 R)
• M19: 2,268,502 km (0.083 R)
• M20: 2,422,289 km (0.108 R)
• M21: 2,543,912 km (0.084 R)
• M22: 2,809,149 km (0.11 R)
• M23: 2,926,434 km (0.079 R)
• M24: 3,018,287 km (0.075 R)
• M25: 3,249,266 km (0.056 R)
• M26: 3,601,120 km (0.113 R)
• M27: 3,699,705 km (0.07 R)
• M28: 3,787,519 km (0.1 R)
• M29: 3,876,081 km (0.105 R)
• M30: 4,013,112 km (0.11 R)
• M31: 4,121,571 km (0.088 R)
• M32: 4,206,543 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.5

Radius: 11.9

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.11 AU - 1.23 AU

Year: 830 Days

Day: 12 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 30,938,979 km

• M1: 150,196 km (0.088 R)
• M2: 335,698 km (0.029 R)
• M3: 445,652 km (0.083 R)
• M4: 523,593 km (0.077 R)
• M5: 647,759 km (0.082 R)
• M6: 724,951 km (0.101 R)
• M7: 805,734 km (0.095 R)
• M8: 886,068 km (0.087 R)
• M9: 965,505 km (0.108 R)
• M10: 1,047,484 km (0.118 R)
• M11: 1,123,330 km (0.049 R)
• M12: 1,267,992 km (0.11 R)
• M13: 1,405,023 km (0.081 R)
• M14: 1,556,865 km (0.05 R)
• M15: 1,724,415 km (0.106 R)
• M16: 1,841,251 km (0.049 R)
• M17: 2,024,358 km (0.084 R)
• M18: 2,153,611 km (0.079 R)
• M19: 2,313,381 km (0.086 R)
• M20: 2,397,605 km (0.037 R)
• M21: 2,540,321 km (0.117 R)
• M22: 2,751,105 km (0.088 R)
• M23: 2,846,548 km (0.071 R)
• M24: 2,985,824 km (0.117 R)
• M25: 3,096,526 km (0.029 R)
• M26: 3,189,875 km (0.113 R)
• M27: 3,315,687 km (0.098 R)
• M28: 3,411,131 km (0.113 R)
• M29: 3,578,979 km (0.071 R)
• M30: 3,683,548 km (0.096 R)
• M31: 3,895,977 km (0.082 R)
• M32: 4,023,884 km (0.101 R)
• M33: 4,098,682 km (0.115 R)
• M34: 4,215,219 km (0.104 R)
• M35: 4,395,485 km (0.042 R)
• M36: 4,479,708 km (0.053 R)
• M37: 4,564,381 km (0.084 R)
• M38: 4,706,648 km (0.054 R)
• M39: 4,864,923 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.5

Radius: 11.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.75 AU - 3.43 AU

Year: 3563 Days

Day: 6.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 30,938,979 km

• M1: 215,122 km (0.062 R)
• M2: 314,754 km (0.093 R)
• M3: 409,599 km (0.114 R)
• M4: 556,055 km (0.087 R)
• M5: 703,559 km (0.107 R)
• M6: 858,692 km (0.072 R)
• M7: 1,084,136 km (0.094 R)
• M8: 1,173,894 km (0.101 R)
• M9: 1,353,262 km (0.096 R)
• M10: 1,500,167 km (0.111 R)
• M11: 1,635,404 km (0.093 R)
• M12: 1,837,062 km (0.099 R)
• M13: 2,009,997 km (0.11 R)
• M14: 2,112,621 km (0.119 R)
• M15: 2,198,042 km (0.118 R)
• M16: 2,294,233 km (0.114 R)
• M17: 2,776,088 km (0.117 R)
• M18: 2,880,507 km (0.108 R)
• M19: 3,060,922 km (0.118 R)
• M20: 3,245,376 km (0.089 R)
• M21: 3,422,201 km (0.054 R)
• M22: 3,613,686 km (0.105 R)
• M23: 4,537,453 km (0.087 R)
• M24: 5,076,903 km (0.103 R)
• M25: 5,504,753 km (0.115 R)
• M26: 5,850,025 km (0.071 R)
• M27: 5,944,271 km (0.083 R)
• M28: 6,589,936 km (0.073 R)
• M29: 6,701,985 km (0.106 R)
• M30: 7,798,986 km (0.052 R)
• M31: 7,873,037 km (0.085 R)
• M32: 8,096,835 km (0.059 R)
• M33: 8,217,112 km (0.118 R)
• M34: 8,322,728 km (0.077 R)
• M35: 9,705,760 km (0.118 R)
• M36: 9,849,524 km (0.104 R)
• M37: 10,595,718 km (0.066 R)
• M38: 10,892,670 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 11.7

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.66 AU - 3.84 AU

Year: 4764 Days

Day: 14.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 30,938,979 km

• M1: 146,456 km (0.087 R)
• M2: 391,797 km (0.09 R)
• M3: 521,199 km (0.069 R)
• M4: 655,837 km (0.109 R)
• M5: 829,221 km (0.089 R)
• M6: 908,657 km (0.067 R)
• M7: 1,268,889 km (0.091 R)
• M8: 1,362,089 km (0.093 R)
• M9: 1,588,879 km (0.056 R)
• M10: 1,934,450 km (0.082 R)
• M11: 2,061,159 km (0.116 R)
• M12: 2,615,719 km (0.084 R)
• M13: 2,695,754 km (0.04 R)
• M14: 3,045,663 km (0.118 R)
• M15: 4,465,646 km (0.114 R)
• M16: 4,610,457 km (0.099 R)
• M17: 5,230,690 km (0.071 R)
• M18: 5,434,741 km (0.068 R)
• M19: 5,537,814 km (0.086 R)
• M20: 5,930,060 km (0.042 R)
• M21: 6,089,531 km (0.055 R)
• M22: 6,331,431 km (0.096 R)
• M23: 6,658,751 km (0.071 R)
• M24: 7,104,104 km (0.094 R)
• M25: 7,358,869 km (0.118 R)
• M26: 7,732,116 km (0.118 R)
• M27: 8,527,228 km (0.092 R)
• M28: 9,317,404 km (0.077 R)
• M29: 9,472,088 km (0.106 R)
• M30: 9,878,247 km (0.1 R)
• M31: 10,162,782 km (0.094 R)
• M32: 10,258,225 km (0.114 R)
• M33: 10,353,968 km (0.079 R)
• M34: 10,450,010 km (0.038 R)
• M35: 10,869,781 km (0.103 R)
• M36: 11,130,830 km (0.076 R)
• M37: 11,229,265 km (0.119 R)
• M38: 11,725,631 km (0.06 R)
• M39: 12,466,888 km (0.12 R)
• M40: 12,740,203 km (0.093 R)
• M41: 13,084,578 km (0.116 R)
• M42: 13,292,668 km (0.071 R)
• M43: 13,466,950 km (0.082 R)
• M44: 13,747,446 km (0.109 R)
• M45: 14,278,518 km (0.113 R)
• M46: 14,780,270 km (0.074 R)
• M47: 15,251,353 km (0.057 R)
• M48: 15,433,863 km (0.03 R)
• M49: 16,656,526 km (0.064 R)
• M50: 16,882,269 km (0.097 R)
• M51: 17,033,214 km (0.108 R)
• M52: 17,298,600 km (0.086 R)
• M53: 18,102,838 km (0.115 R)
• M54: 18,412,506 km (0.092 R)
• M55: 18,762,864 km (0.102 R)
• M56: 18,958,538 km (0.08 R)
• M57: 19,036,927 km (0.045 R)
• M58: 19,233,499 km (0.095 R)
• M59: 19,509,806 km (0.064 R)
• M60: 19,708,023 km (0.088 R)
• M61: 20,026,517 km (0.079 R)
• M62: 20,106,403 km (0.096 R)
• M63: 20,226,530 km (0.104 R)
• M64: 20,628,350 km (0.11 R)
• M65: 21,032,862 km (0.113 R)
• M66: 21,276,856 km (0.032 R)
• M67: 21,932,095 km (0.108 R)
• M68: 22,138,241 km (0.058 R)
• M69: 22,262,258 km (0.114 R)
• M70: 23,220,432 km (0.12 R)
• M71: 23,556,878 km (0.095 R)
• M72: 23,810,296 km (0.116 R)
• M73: 24,918,817 km (0.118 R)
• M74: 25,565,977 km (0.088 R)
• M75: 25,652,594 km (0.098 R)
• M76: 28,523,676 km (0.115 R)
• M77: 29,064,772 km (0.101 R)
• M78: 29,245,785 km (0.087 R)
• M79: 29,563,681 km (0.097 R)
• M80: 29,654,786 km (0.062 R)
• M81: 30,202,913 km (0.112 R)
• M82: 30,294,616 km (0.043 R)
• M83: 30,570,175 km (0.119 R)
• M84: 30,846,632 km (0.119 R)
• M85: 30,938,934 km (0.084 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: 312 - 11,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit