🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.49 AU - 0.69 AU

Year: 293 Days

Day: 30.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.5 AU - 0.8 AU

Year: 338 Days

Day: 30.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,497,281 km

• M1: 116,387 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.6

Radius: 14.2

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.92 AU - 1.28 AU

Year: 745 Days

Day: 12 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 49,497,281 km

• M1: 188,344 km (0.1 R)
• M2: 280,047 km (0.107 R)
• M3: 531,671 km (0.101 R)
• M4: 709,244 km (0.093 R)
• M5: 817,702 km (0.063 R)
• M6: 926,759 km (0.049 R)
• M7: 1,085,033 km (0.094 R)
• M8: 1,200,373 km (0.105 R)
• M9: 1,333,815 km (0.104 R)
• M10: 1,444,517 km (0.039 R)
• M11: 1,623,885 km (0.079 R)
• M12: 1,727,855 km (0.08 R)
• M13: 1,950,457 km (0.101 R)
• M14: 2,191,010 km (0.077 R)
• M15: 2,290,194 km (0.084 R)
• M16: 2,527,306 km (0.104 R)
• M17: 2,649,079 km (0.051 R)
• M18: 2,889,483 km (0.096 R)
• M19: 3,146,642 km (0.071 R)
• M20: 3,278,138 km (0.115 R)
• M21: 3,401,856 km (0.102 R)
• M22: 3,634,480 km (0.09 R)
• M23: 3,762,686 km (0.106 R)
• M24: 3,922,606 km (0.105 R)
• M25: 4,034,056 km (0.101 R)
• M26: 4,166,899 km (0.116 R)
• M27: 4,311,710 km (0.058 R)
• M28: 4,553,460 km (0.076 R)
• M29: 4,713,530 km (0.065 R)
• M30: 5,193,888 km (0.11 R)
• M31: 5,338,849 km (0.113 R)
• M32: 5,610,219 km (0.116 R)
• M33: 5,724,512 km (0.11 R)
• M34: 5,828,183 km (0.044 R)
• M35: 5,920,785 km (0.102 R)
• M36: 6,013,984 km (0.071 R)
• M37: 6,166,424 km (0.077 R)
• M38: 6,272,639 km (0.109 R)
• M39: 6,379,601 km (0.037 R)
• M40: 6,523,066 km (0.105 R)
• M41: 6,643,492 km (0.114 R)
• M42: 6,764,666 km (0.061 R)
• M43: 7,058,626 km (0.116 R)
• M44: 7,319,225 km (0.104 R)
• M45: 7,862,864 km (0.087 R)
• M46: 8,107,157 km (0.06 R)
• M47: 8,262,889 km (0.081 R)
• M48: 8,354,143 km (0.104 R)
• M49: 8,445,697 km (0.095 R)
• M50: 8,590,359 km (0.064 R)
• M51: 8,735,917 km (0.113 R)
• M52: 8,828,967 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.7

Radius: 13

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.4 AU - 1.6 AU

Year: 1186 Days

Day: 9.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,497,281 km

• M1: 169,794 km (0.079 R)
• M2: 283,488 km (0.055 R)
• M3: 430,842 km (0.091 R)
• M4: 556,953 km (0.08 R)
• M5: 641,625 km (0.077 R)
• M6: 723,306 km (0.083 R)
• M7: 841,338 km (0.107 R)
• M8: 923,168 km (0.092 R)
• M9: 1,066,334 km (0.112 R)
• M10: 1,149,211 km (0.103 R)
• M11: 1,279,959 km (0.052 R)
• M12: 1,394,103 km (0.083 R)
• M13: 1,515,576 km (0.112 R)
• M14: 1,621,641 km (0.044 R)
• M15: 1,754,035 km (0.056 R)
• M16: 1,885,980 km (0.075 R)
• M17: 1,980,077 km (0.109 R)
• M18: 2,147,627 km (0.086 R)
• M19: 2,319,964 km (0.1 R)
• M20: 2,430,068 km (0.031 R)
• M21: 2,564,706 km (0.119 R)
• M22: 2,687,975 km (0.05 R)
• M23: 2,790,000 km (0.106 R)
• M24: 2,940,645 km (0.077 R)
• M25: 3,050,749 km (0.103 R)
• M26: 3,220,842 km (0.054 R)
• M27: 3,334,387 km (0.113 R)
• M28: 3,454,364 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.6

Radius: 9.2

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.73 AU - 2.37 AU

Year: 1895 Days

Day: 6.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 49,497,281 km

• M1: 118,182 km (0.076 R)
• M2: 194,178 km (0.063 R)
• M3: 263,442 km (0.077 R)
• M4: 356,791 km (0.055 R)
• M5: 662,569 km (0.082 R)
• M6: 737,667 km (0.067 R)
• M7: 880,533 km (0.088 R)
• M8: 947,104 km (0.074 R)
• M9: 1,006,943 km (0.057 R)
• M10: 1,664,875 km (0.105 R)
• M11: 1,738,178 km (0.102 R)
• M12: 1,931,608 km (0.103 R)
• M13: 2,132,218 km (0.071 R)
• M14: 2,316,224 km (0.115 R)
• M15: 2,517,583 km (0.03 R)
• M16: 2,749,459 km (0.101 R)
• M17: 3,052,395 km (0.096 R)
• M18: 3,155,767 km (0.115 R)
• M19: 3,234,156 km (0.118 R)
• M20: 3,473,064 km (0.045 R)
• M21: 3,621,914 km (0.107 R)
• M22: 3,731,420 km (0.102 R)
• M23: 4,224,045 km (0.098 R)
• M24: 4,383,068 km (0.099 R)
• M25: 4,617,937 km (0.117 R)
• M26: 4,932,691 km (0.093 R)
• M27: 4,993,427 km (0.11 R)
• M28: 5,084,981 km (0.101 R)
• M29: 5,456,882 km (0.119 R)
• M30: 5,551,278 km (0.118 R)
• M31: 5,661,980 km (0.102 R)
• M32: 5,805,594 km (0.116 R)
• M33: 6,096,263 km (0.099 R)
• M34: 6,259,923 km (0.069 R)
• M35: 6,358,657 km (0.102 R)
• M36: 6,524,711 km (0.104 R)
• M37: 6,860,858 km (0.111 R)
• M38: 7,185,485 km (0.042 R)
• M39: 7,375,624 km (0.12 R)
• M40: 7,992,117 km (0.11 R)
• M41: 8,153,234 km (0.08 R)
• M42: 8,225,190 km (0.114 R)
• M43: 8,497,159 km (0.068 R)
• M44: 8,901,223 km (0.053 R)
• M45: 8,975,274 km (0.065 R)
• M46: 9,349,119 km (0.1 R)
• M47: 9,709,051 km (0.112 R)
• M48: 9,766,347 km (0.063 R)
• M49: 9,900,387 km (0.104 R)
• M50: 10,035,025 km (0.056 R)
• M51: 10,228,306 km (0.094 R)
• M52: 10,422,932 km (0.055 R)
• M53: 10,540,367 km (0.105 R)
• M54: 10,736,938 km (0.091 R)
• M55: 11,133,672 km (0.09 R)
• M56: 11,273,845 km (0.099 R)
• M57: 11,494,951 km (0.107 R)
• M58: 11,596,079 km (0.118 R)
• M59: 12,126,254 km (0.042 R)
• M60: 12,208,533 km (0.114 R)
• M61: 12,560,237 km (0.065 R)
• M62: 12,685,151 km (0.113 R)
• M63: 13,062,587 km (0.118 R)
• M64: 13,231,333 km (0.12 R)
• M65: 13,400,977 km (0.025 R)
• M66: 13,507,341 km (0.101 R)
• M67: 13,828,229 km (0.026 R)
• M68: 14,129,968 km (0.032 R)
• M69: 14,542,858 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.8

Radius: 7.4

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.71 AU - 9.21 AU

Year: 13156 Days

Day: 23.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 49,497,281 km

• M1: 121,025 km (0.117 R)
• M2: 192,084 km (0.067 R)
• M3: 264,339 km (0.07 R)
• M4: 311,164 km (0.116 R)
• M5: 532,568 km (0.084 R)
• M6: 729,290 km (0.026 R)
• M7: 987,496 km (0.066 R)
• M8: 1,189,004 km (0.049 R)
• M9: 1,359,845 km (0.108 R)
• M10: 1,425,967 km (0.12 R)
• M11: 1,654,403 km (0.059 R)
• M12: 1,749,098 km (0.083 R)
• M13: 2,043,956 km (0.091 R)
• M14: 2,328,042 km (0.103 R)
• M15: 2,434,556 km (0.114 R)
• M16: 2,515,488 km (0.068 R)
• M17: 2,933,614 km (0.092 R)
• M18: 3,048,805 km (0.086 R)
• M19: 3,194,812 km (0.047 R)
• M20: 3,739,947 km (0.072 R)
• M21: 4,055,149 km (0.107 R)
• M22: 4,119,327 km (0.109 R)
• M23: 4,281,042 km (0.104 R)
• M24: 4,411,940 km (0.042 R)
• M25: 4,778,754 km (0.092 R)
• M26: 5,364,879 km (0.107 R)
• M27: 5,470,645 km (0.046 R)
• M28: 6,120,049 km (0.056 R)
• M29: 6,604,148 km (0.033 R)
• M30: 7,216,751 km (0.063 R)
• M31: 7,411,976 km (0.067 R)
• M32: 7,490,515 km (0.116 R)
• M33: 8,169,540 km (0.107 R)
• M34: 8,536,952 km (0.059 R)
• M35: 9,500,362 km (0.113 R)
• M36: 9,886,774 km (0.111 R)
• M37: 10,190,757 km (0.119 R)
• M38: 10,630,425 km (0.101 R)
• M39: 11,031,497 km (0.11 R)
• M40: 13,204,854 km (0.102 R)
• M41: 13,684,016 km (0.101 R)
• M42: 14,708,612 km (0.078 R)
• M43: 15,305,209 km (0.108 R)
• M44: 15,355,324 km (0.099 R)
• M45: 15,556,084 km (0.119 R)
• M46: 15,859,020 km (0.063 R)
• M47: 17,193,882 km (0.08 R)
• M48: 17,822,043 km (0.074 R)
• M49: 18,139,041 km (0.037 R)
• M50: 18,831,978 km (0.113 R)
• M51: 19,100,955 km (0.068 R)
• M52: 21,129,652 km (0.102 R)
• M53: 21,915,041 km (0.061 R)
• M54: 23,053,481 km (0.078 R)
• M55: 23,168,372 km (0.063 R)
• M56: 24,444,890 km (0.057 R)
• M57: 25,625,068 km (0.11 R)
• M58: 27,004,959 km (0.074 R)
• M59: 27,065,546 km (0.088 R)
• M60: 27,368,930 km (0.105 R)
• M61: 28,101,810 km (0.069 R)
• M62: 28,408,935 km (0.105 R)
• M63: 28,779,190 km (0.029 R)
• M64: 28,902,907 km (0.087 R)
• M65: 29,649,101 km (0.106 R)
• M66: 29,961,761 km (0.102 R)
• M67: 30,716,931 km (0.074 R)
• M68: 30,780,211 km (0.112 R)
• M69: 31,287,347 km (0.101 R)
• M70: 31,414,655 km (0.111 R)
• M71: 33,734,170 km (0.059 R)
• M72: 34,126,117 km (0.055 R)
• M73: 34,388,362 km (0.108 R)
• M74: 35,311,081 km (0.077 R)
• M75: 36,442,490 km (0.067 R)
• M76: 36,509,360 km (0.096 R)
• M77: 37,113,586 km (0.093 R)
• M78: 37,518,099 km (0.093 R)
• M79: 38,195,777 km (0.091 R)
• M80: 41,713,721 km (0.067 R)
• M81: 44,401,546 km (0.06 R)
• M82: 44,544,561 km (0.078 R)
• M83: 44,616,219 km (0.101 R)
• M84: 44,902,848 km (0.073 R)
• M85: 45,046,312 km (0.12 R)
• M86: 45,333,840 km (0.114 R)
• M87: 46,127,755 km (0.066 R)
• M88: 47,729,350 km (0.083 R)
• M89: 49,201,094 km (0.066 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 14,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit