🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.52 AU - 0.58 AU

Year: 148 Days

Day: 18.4 Hours

Environment

Temp: 214 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,045,700 km

• M1: 90,357 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.91 AU - 1.07 AU

Year: 358 Days

Day: 34.5 Hours

Environment

Temp: 46 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.94 AU - 1.04 AU

Year: 358 Days

Day: 33.7 Hours

Environment

Temp: 45 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,045,700 km

• M1: 421,567 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.01 AU - 1.49 AU

Year: 508 Days

Day: 35 Hours

Environment

Temp: -4 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.8

Radius: 9.2

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.96 AU - 6.7 AU

Year: 5788 Days

Day: 11.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 40,045,700 km

• M1: 118,781 km (0.105 R)
• M2: 179,368 km (0.076 R)
• M3: 424,110 km (0.093 R)
• M4: 490,083 km (0.046 R)
• M5: 601,832 km (0.103 R)
• M6: 711,637 km (0.109 R)
• M7: 816,505 km (0.066 R)
• M8: 1,042,548 km (0.034 R)
• M9: 1,108,969 km (0.092 R)
• M10: 1,493,136 km (0.1 R)
• M11: 1,787,545 km (0.063 R)
• M12: 1,851,872 km (0.111 R)
• M13: 2,412,565 km (0.054 R)
• M14: 2,721,036 km (0.05 R)
• M15: 2,889,632 km (0.119 R)
• M16: 3,023,074 km (0.086 R)
• M17: 3,217,401 km (0.064 R)
• M18: 3,296,389 km (0.101 R)
• M19: 3,496,401 km (0.085 R)
• M20: 3,577,633 km (0.114 R)
• M21: 3,700,603 km (0.074 R)
• M22: 3,866,656 km (0.094 R)
• M23: 4,379,926 km (0.116 R)
• M24: 4,778,904 km (0.067 R)
• M25: 4,982,806 km (0.042 R)
• M26: 5,120,436 km (0.094 R)
• M27: 5,189,700 km (0.096 R)
• M28: 5,611,865 km (0.088 R)
• M29: 5,972,097 km (0.056 R)
• M30: 6,564,205 km (0.117 R)
• M31: 6,664,735 km (0.114 R)
• M32: 7,645,050 km (0.118 R)
• M33: 7,750,815 km (0.116 R)
• M34: 7,963,992 km (0.115 R)
• M35: 8,314,350 km (0.106 R)
• M36: 9,424,067 km (0.088 R)
• M37: 9,680,179 km (0.069 R)
• M38: 10,462,277 km (0.068 R)
• M39: 10,609,331 km (0.096 R)
• M40: 10,668,273 km (0.104 R)
• M41: 10,845,995 km (0.076 R)
• M42: 10,935,156 km (0.114 R)
• M43: 11,054,535 km (0.087 R)
• M44: 12,801,838 km (0.11 R)
• M45: 12,896,234 km (0.103 R)
• M46: 12,990,780 km (0.097 R)
• M47: 13,117,190 km (0.084 R)
• M48: 13,435,086 km (0.065 R)
• M49: 13,627,020 km (0.097 R)
• M50: 14,110,969 km (0.095 R)
• M51: 14,764,861 km (0.106 R)
• M52: 14,830,834 km (0.085 R)
• M53: 15,295,185 km (0.077 R)
• M54: 16,170,333 km (0.071 R)
• M55: 16,374,534 km (0.116 R)
• M56: 17,096,045 km (0.094 R)
• M57: 18,712,749 km (0.106 R)
• M58: 19,322,510 km (0.102 R)
• M59: 19,466,872 km (0.064 R)
• M60: 19,975,205 km (0.057 R)
• M61: 20,231,018 km (0.1 R)
• M62: 20,451,226 km (0.055 R)
• M63: 21,079,088 km (0.07 R)
• M64: 21,451,587 km (0.092 R)
• M65: 22,014,224 km (0.074 R)
• M66: 22,962,675 km (0.068 R)
• M67: 23,847,097 km (0.064 R)
• M68: 24,390,886 km (0.113 R)
• M69: 24,781,785 km (0.088 R)
• M70: 24,899,369 km (0.087 R)
• M71: 25,451,086 km (0.078 R)
• M72: 26,126,371 km (0.094 R)
• M73: 26,767,248 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 13.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.2 AU - 11.48 AU

Year: 12084 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 40,045,700 km

• M1: 182,809 km (0.058 R)
• M2: 269,426 km (0.05 R)
• M3: 460,612 km (0.075 R)
• M4: 1,114,803 km (0.083 R)
• M5: 1,227,151 km (0.077 R)
• M6: 1,403,378 km (0.08 R)
• M7: 1,546,692 km (0.067 R)
• M8: 2,240,677 km (0.076 R)
• M9: 2,410,022 km (0.041 R)
• M10: 2,659,551 km (0.072 R)
• M11: 3,827,462 km (0.12 R)
• M12: 3,943,549 km (0.086 R)
• M13: 4,757,811 km (0.101 R)
• M14: 5,009,135 km (0.057 R)
• M15: 5,232,634 km (0.111 R)
• M16: 5,524,799 km (0.028 R)
• M17: 5,689,506 km (0.052 R)
• M18: 6,023,857 km (0.104 R)
• M19: 6,958,844 km (0.114 R)
• M20: 7,497,845 km (0.117 R)
• M21: 7,607,201 km (0.078 R)
• M22: 7,864,659 km (0.097 R)
• M23: 8,013,060 km (0.096 R)
• M24: 8,539,944 km (0.085 R)
• M25: 8,807,575 km (0.069 R)
• M26: 9,905,922 km (0.028 R)
• M27: 10,106,683 km (0.1 R)
• M28: 10,227,707 km (0.112 R)
• M29: 10,349,330 km (0.096 R)
• M30: 10,552,933 km (0.109 R)
• M31: 10,716,892 km (0.066 R)
• M32: 10,964,327 km (0.108 R)
• M33: 12,186,991 km (0.106 R)
• M34: 12,445,496 km (0.075 R)
• M35: 12,967,742 km (0.072 R)
• M36: 13,586,030 km (0.067 R)
• M37: 13,764,500 km (0.063 R)
• M38: 14,214,191 km (0.093 R)
• M39: 14,440,682 km (0.083 R)
• M40: 14,714,297 km (0.041 R)
• M41: 14,805,851 km (0.114 R)
• M42: 14,897,554 km (0.107 R)
• M43: 16,438,712 km (0.115 R)
• M44: 17,204,204 km (0.033 R)
• M45: 17,300,695 km (0.049 R)
• M46: 17,785,840 km (0.101 R)
• M47: 18,769,746 km (0.093 R)
• M48: 19,068,493 km (0.073 R)
• M49: 19,318,471 km (0.083 R)
• M50: 20,893,138 km (0.102 R)
• M51: 20,996,061 km (0.067 R)
• M52: 21,202,656 km (0.088 R)
• M53: 21,983,108 km (0.101 R)
• M54: 22,561,453 km (0.113 R)
• M55: 23,679,548 km (0.041 R)
• M56: 23,840,665 km (0.045 R)
• M57: 24,164,245 km (0.086 R)
• M58: 25,198,265 km (0.073 R)
• M59: 25,582,881 km (0.09 R)
• M60: 27,647,781 km (0.103 R)
• M61: 29,015,853 km (0.106 R)
• M62: 29,534,509 km (0.098 R)
• M63: 30,230,738 km (0.068 R)
• M64: 32,292,645 km (0.062 R)
• M65: 32,830,150 km (0.114 R)
• M66: 33,430,786 km (0.072 R)
• M67: 33,551,362 km (0.077 R)
• M68: 33,974,574 km (0.104 R)
• M69: 35,132,013 km (0.117 R)
• M70: 36,116,816 km (0.08 R)
• M71: 36,674,666 km (0.103 R)
• M72: 37,548,318 km (0.025 R)
• M73: 39,506,853 km (0.116 R)
• M74: 40,273,991 km (0.118 R)
• M75: 40,788,159 km (0.102 R)
• M76: 41,175,168 km (0.079 R)
• M77: 41,628,300 km (0.119 R)
• M78: 42,082,928 km (0.112 R)
• M79: 43,194,141 km (0.049 R)
• M80: 43,852,372 km (0.078 R)
• M81: 44,315,078 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.4

Radius: 12.7

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.83 AU - 12.93 AU

Year: 12154 Days

Day: 6.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 40,045,700 km

• M1: 159,172 km (0.048 R)
• M2: 238,609 km (0.111 R)
• M3: 526,136 km (0.084 R)
• M4: 658,530 km (0.076 R)
• M5: 773,720 km (0.12 R)
• M6: 865,274 km (0.084 R)
• M7: 1,043,595 km (0.117 R)
• M8: 1,495,680 km (0.101 R)
• M9: 1,593,367 km (0.114 R)
• M10: 1,733,839 km (0.111 R)
• M11: 1,941,930 km (0.111 R)
• M12: 2,383,094 km (0.109 R)
• M13: 2,734,799 km (0.085 R)
• M14: 2,953,810 km (0.095 R)
• M15: 3,229,519 km (0.095 R)
• M16: 4,079,085 km (0.108 R)
• M17: 4,301,986 km (0.09 R)
• M18: 4,471,929 km (0.098 R)
• M19: 4,615,244 km (0.105 R)
• M20: 4,906,511 km (0.046 R)
• M21: 5,233,981 km (0.065 R)
• M22: 5,630,116 km (0.108 R)
• M23: 5,847,631 km (0.101 R)
• M24: 6,036,124 km (0.117 R)
• M25: 6,876,715 km (0.085 R)
• M26: 7,075,979 km (0.118 R)
• M27: 7,616,626 km (0.048 R)
• M28: 7,753,807 km (0.12 R)
• M29: 7,926,593 km (0.095 R)
• M30: 9,135,194 km (0.03 R)
• M31: 9,427,957 km (0.08 R)
• M32: 10,821,760 km (0.116 R)
• M33: 11,998,647 km (0.099 R)
• M34: 12,400,018 km (0.083 R)
• M35: 12,561,883 km (0.104 R)
• M36: 16,427,791 km (0.082 R)
• M37: 16,516,652 km (0.072 R)
• M38: 17,052,960 km (0.091 R)
• M39: 17,187,898 km (0.1 R)
• M40: 17,278,105 km (0.094 R)
• M41: 17,504,297 km (0.108 R)
• M42: 18,464,865 km (0.117 R)
• M43: 18,835,270 km (0.065 R)
• M44: 20,151,132 km (0.059 R)
• M45: 20,628,350 km (0.066 R)
• M46: 21,351,057 km (0.094 R)
• M47: 21,545,235 km (0.069 R)
• M48: 21,984,155 km (0.085 R)
• M49: 22,131,210 km (0.092 R)
• M50: 22,574,019 km (0.117 R)
• M51: 23,268,902 km (0.106 R)
• M52: 23,719,191 km (0.112 R)
• M53: 23,920,251 km (0.047 R)
• M54: 24,021,080 km (0.091 R)
• M55: 24,121,909 km (0.11 R)
• M56: 24,273,601 km (0.041 R)
• M57: 24,476,156 km (0.097 R)
• M58: 24,628,597 km (0.111 R)
• M59: 24,832,199 km (0.111 R)
• M60: 25,138,725 km (0.084 R)
• M61: 25,652,444 km (0.098 R)
• M62: 26,065,783 km (0.088 R)
• M63: 26,429,306 km (0.084 R)
• M64: 26,951,702 km (0.114 R)
• M65: 27,266,606 km (0.096 R)
• M66: 27,371,922 km (0.08 R)
• M67: 28,485,529 km (0.05 R)
• M68: 28,967,234 km (0.096 R)
• M69: 29,289,917 km (0.12 R)
• M70: 30,156,388 km (0.09 R)
• M71: 30,319,748 km (0.117 R)
• M72: 30,592,615 km (0.025 R)
• M73: 31,637,406 km (0.098 R)
• M74: 31,803,311 km (0.106 R)
• M75: 32,191,816 km (0.107 R)
• M76: 32,526,167 km (0.119 R)
• M77: 33,029,714 km (0.117 R)
• M78: 34,442,067 km (0.098 R)
• M79: 34,612,759 km (0.11 R)
• M80: 35,241,518 km (0.099 R)
• M81: 35,643,488 km (0.111 R)
• M82: 36,568,152 km (0.12 R)
• M83: 36,684,390 km (0.042 R)
• M84: 38,914,296 km (0.094 R)
• M85: 39,151,558 km (0.11 R)
• M86: 39,866,337 km (0.111 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 11,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit