🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.59 AU - 0.75 AU

Year: 349 Days

Day: 24.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.4

Radius: 11.3

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.82 AU - 0.9 AU

Year: 507 Days

Day: 5.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 54,746,873 km

• M1: 141,220 km (0.099 R)
• M2: 250,128 km (0.047 R)
• M3: 354,098 km (0.118 R)
• M4: 458,966 km (0.114 R)
• M5: 531,372 km (0.101 R)
• M6: 602,131 km (0.094 R)
• M7: 713,731 km (0.058 R)
• M8: 858,542 km (0.076 R)
• M9: 982,858 km (0.098 R)
• M10: 1,061,247 km (0.115 R)
• M11: 1,199,775 km (0.096 R)
• M12: 1,279,959 km (0.1 R)
• M13: 1,370,915 km (0.118 R)
• M14: 1,446,163 km (0.066 R)
• M15: 1,532,032 km (0.118 R)
• M16: 1,690,157 km (0.099 R)
• M17: 1,814,921 km (0.104 R)
• M18: 2,023,012 km (0.09 R)
• M19: 2,161,091 km (0.039 R)
• M20: 2,239,181 km (0.053 R)
• M21: 2,371,425 km (0.106 R)
• M22: 2,462,979 km (0.11 R)
• M23: 2,621,852 km (0.091 R)
• M24: 2,699,793 km (0.045 R)
• M25: 2,829,494 km (0.071 R)
• M26: 3,107,148 km (0.082 R)
• M27: 3,225,480 km (0.115 R)
• M28: 3,351,441 km (0.089 R)
• M29: 3,448,530 km (0.079 R)
• M30: 3,534,250 km (0.053 R)
• M31: 3,608,301 km (0.093 R)
• M32: 3,764,182 km (0.114 R)
• M33: 3,960,753 km (0.117 R)
• M34: 4,069,960 km (0.092 R)
• M35: 4,212,826 km (0.026 R)
• M36: 4,284,932 km (0.061 R)
• M37: 4,357,487 km (0.098 R)
• M38: 4,497,062 km (0.068 R)
• M39: 4,597,591 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.1

Radius: 12.7

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.75 AU - 1.15 AU

Year: 589 Days

Day: 9.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,746,873 km

• M1: 167,400 km (0.119 R)
• M2: 277,654 km (0.1 R)
• M3: 359,035 km (0.116 R)
• M4: 470,485 km (0.094 R)
• M5: 550,221 km (0.108 R)
• M6: 639,082 km (0.114 R)
• M7: 765,492 km (0.101 R)
• M8: 852,558 km (0.057 R)
• M9: 955,033 km (0.111 R)
• M10: 1,041,949 km (0.11 R)
• M11: 1,207,404 km (0.099 R)
• M12: 1,337,704 km (0.068 R)
• M13: 1,617,602 km (0.083 R)
• M14: 1,718,431 km (0.08 R)
• M15: 1,821,504 km (0.108 R)
• M16: 1,952,103 km (0.105 R)
• M17: 2,127,880 km (0.066 R)
• M18: 2,265,959 km (0.085 R)
• M19: 2,390,574 km (0.088 R)
• M20: 2,658,354 km (0.105 R)
• M21: 2,772,797 km (0.119 R)
• M22: 2,918,355 km (0.093 R)
• M23: 3,006,917 km (0.1 R)
• M24: 3,102,361 km (0.095 R)
• M25: 3,235,353 km (0.102 R)
• M26: 3,314,939 km (0.113 R)
• M27: 3,626,851 km (0.111 R)
• M28: 3,896,426 km (0.079 R)
• M29: 3,981,248 km (0.066 R)
• M30: 4,066,669 km (0.069 R)
• M31: 4,246,186 km (0.117 R)
• M32: 4,509,927 km (0.107 R)
• M33: 4,716,671 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.9

Radius: 14.9

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.89 AU - 3.19 AU

Year: 3370 Days

Day: 14.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 54,746,873 km

• M1: 194,477 km (0.096 R)
• M2: 668,104 km (0.067 R)
• M3: 808,576 km (0.1 R)
• M4: 1,022,053 km (0.096 R)
• M5: 1,449,603 km (0.115 R)
• M6: 1,565,392 km (0.093 R)
• M7: 1,714,840 km (0.116 R)
• M8: 1,837,959 km (0.101 R)
• M9: 1,996,384 km (0.077 R)
• M10: 2,293,186 km (0.104 R)
• M11: 2,711,761 km (0.085 R)
• M12: 2,820,369 km (0.096 R)
• M13: 2,967,423 km (0.109 R)
• M14: 3,154,869 km (0.077 R)
• M15: 3,385,250 km (0.103 R)
• M16: 3,721,247 km (0.041 R)
• M17: 3,822,226 km (0.117 R)
• M18: 4,026,875 km (0.118 R)
• M19: 4,532,965 km (0.115 R)
• M20: 4,859,836 km (0.068 R)
• M21: 5,015,119 km (0.089 R)
• M22: 5,217,076 km (0.092 R)
• M23: 5,933,650 km (0.101 R)
• M24: 6,052,131 km (0.108 R)
• M25: 6,607,588 km (0.043 R)
• M26: 6,730,558 km (0.111 R)
• M27: 6,903,942 km (0.057 R)
• M28: 7,382,206 km (0.052 R)
• M29: 7,484,381 km (0.103 R)
• M30: 8,773,018 km (0.069 R)
• M31: 9,071,764 km (0.102 R)
• M32: 9,263,699 km (0.103 R)
• M33: 9,456,979 km (0.095 R)
• M34: 9,763,355 km (0.056 R)
• M35: 9,903,678 km (0.113 R)
• M36: 10,186,418 km (0.088 R)
• M37: 10,788,998 km (0.074 R)
• M38: 10,905,086 km (0.118 R)
• M39: 11,080,116 km (0.085 R)
• M40: 11,197,251 km (0.043 R)
• M41: 11,491,809 km (0.105 R)
• M42: 11,610,440 km (0.109 R)
• M43: 12,058,935 km (0.11 R)
• M44: 12,482,596 km (0.075 R)
• M45: 12,635,036 km (0.057 R)
• M46: 12,911,194 km (0.105 R)
• M47: 13,189,296 km (0.116 R)
• M48: 13,344,579 km (0.111 R)
• M49: 13,438,078 km (0.069 R)
• M50: 13,531,875 km (0.088 R)
• M51: 14,577,265 km (0.113 R)
• M52: 15,321,365 km (0.083 R)
• M53: 16,077,882 km (0.095 R)
• M54: 16,644,708 km (0.041 R)
• M55: 16,779,196 km (0.119 R)
• M56: 16,913,834 km (0.113 R)
• M57: 17,184,457 km (0.12 R)
• M58: 18,907,675 km (0.096 R)
• M59: 19,188,470 km (0.114 R)
• M60: 19,825,458 km (0.049 R)
• M61: 20,074,987 km (0.043 R)
• M62: 20,433,424 km (0.117 R)
• M63: 21,448,146 km (0.065 R)
• M64: 22,516,424 km (0.056 R)
• M65: 22,776,874 km (0.104 R)
• M66: 22,888,773 km (0.054 R)
• M67: 23,038,222 km (0.078 R)
• M68: 23,526,509 km (0.07 R)
• M69: 24,666,146 km (0.108 R)
• M70: 26,213,736 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166

Radius: 4

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 9.2 AU - 13.8 AU

Year: 24796 Days

Day: 19.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 54,746,873 km

• M1: 130,749 km (0.093 R)
• M2: 471,084 km (0.08 R)
• M3: 755,320 km (0.096 R)
• M4: 1,041,052 km (0.038 R)
• M5: 1,501,963 km (0.059 R)
• M6: 1,626,129 km (0.099 R)
• M7: 1,884,185 km (0.117 R)
• M8: 1,991,148 km (0.112 R)
• M9: 2,099,905 km (0.114 R)
• M10: 2,238,732 km (0.098 R)
• M11: 3,038,632 km (0.11 R)
• M12: 3,163,995 km (0.076 R)
• M13: 3,259,139 km (0.089 R)
• M14: 3,517,644 km (0.073 R)
• M15: 3,682,501 km (0.072 R)
• M16: 3,917,519 km (0.113 R)
• M17: 4,157,474 km (0.1 R)
• M18: 4,366,762 km (0.111 R)
• M19: 5,126,569 km (0.097 R)
• M20: 5,275,868 km (0.043 R)
• M21: 5,388,814 km (0.09 R)
• M22: 5,965,365 km (0.09 R)
• M23: 7,051,595 km (0.097 R)
• M24: 7,259,386 km (0.11 R)
• M25: 7,427,085 km (0.112 R)
• M26: 8,328,113 km (0.034 R)
• M27: 9,127,415 km (0.108 R)
• M28: 9,172,593 km (0.089 R)
• M29: 9,490,489 km (0.031 R)
• M30: 9,904,576 km (0.114 R)
• M31: 10,797,974 km (0.062 R)
• M32: 11,230,163 km (0.12 R)
• M33: 11,278,483 km (0.116 R)
• M34: 11,668,036 km (0.068 R)
• M35: 11,962,893 km (0.06 R)
• M36: 12,012,260 km (0.118 R)
• M37: 12,210,627 km (0.045 R)
• M38: 12,409,891 km (0.077 R)
• M39: 12,811,861 km (0.12 R)
• M40: 12,912,989 km (0.073 R)
• M41: 13,065,280 km (0.091 R)
• M42: 14,514,434 km (0.056 R)
• M43: 14,778,624 km (0.064 R)
• M44: 15,418,903 km (0.087 R)
• M45: 15,796,638 km (0.097 R)
• M46: 16,122,761 km (0.095 R)
• M47: 16,506,180 km (0.11 R)
• M48: 16,616,135 km (0.097 R)
• M49: 16,726,538 km (0.035 R)
• M50: 16,837,091 km (0.114 R)
• M51: 17,617,842 km (0.101 R)
• M52: 18,467,259 km (0.079 R)
• M53: 19,156,456 km (0.114 R)
• M54: 21,154,336 km (0.044 R)
• M55: 21,573,958 km (0.076 R)
• M56: 22,117,297 km (0.08 R)
• M57: 22,848,681 km (0.105 R)
• M58: 23,712,160 km (0.083 R)
• M59: 23,774,243 km (0.106 R)
• M60: 24,272,853 km (0.111 R)
• M61: 25,027,125 km (0.12 R)
• M62: 25,980,812 km (0.114 R)
• M63: 26,752,288 km (0.079 R)
• M64: 27,140,794 km (0.038 R)
• M65: 27,400,944 km (0.031 R)
• M66: 27,596,469 km (0.052 R)
• M67: 28,120,361 km (0.087 R)
• M68: 29,177,868 km (0.092 R)
• M69: 30,248,390 km (0.097 R)
• M70: 30,450,497 km (0.075 R)
• M71: 31,946,625 km (0.069 R)
• M72: 32,015,141 km (0.043 R)
• M73: 33,049,610 km (0.1 R)
• M74: 33,327,264 km (0.077 R)
• M75: 34,445,807 km (0.089 R)
• M76: 36,003,720 km (0.08 R)
• M77: 36,935,116 km (0.071 R)
• M78: 40,962,141 km (0.111 R)
• M79: 42,009,326 km (0.055 R)
• M80: 42,234,770 km (0.087 R)
• M81: 42,762,551 km (0.046 R)
• M82: 43,520,265 km (0.117 R)
• M83: 44,358,910 km (0.09 R)
• M84: 44,972,261 km (0.066 R)
• M85: 45,279,984 km (0.074 R)
• M86: 45,357,027 km (0.099 R)
• M87: 45,511,113 km (0.09 R)
• M88: 46,129,700 km (0.065 R)
• M89: 47,218,773 km (0.103 R)
• M90: 48,473,749 km (0.116 R)
• M91: 49,263,776 km (0.053 R)
• M92: 50,217,312 km (0.076 R)
• M93: 51,498,020 km (0.071 R)
• M94: 52,061,854 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 18,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit