🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.3

Radius: 13.3

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.9 AU - 0.92 AU

Year: 589 Days

Day: 14.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,330,845 km

• M1: 165,605 km (0.046 R)
• M2: 694,433 km (0.078 R)
• M3: 1,409,362 km (0.08 R)
• M4: 2,128,628 km (0.107 R)
• M5: 2,956,802 km (0.079 R)
• M6: 3,539,037 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 11.5

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.83 AU - 1.19 AU

Year: 688 Days

Day: 8.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,330,845 km

• M1: 143,016 km (0.051 R)
• M2: 661,073 km (0.049 R)
• M3: 1,026,391 km (0.11 R)
• M4: 1,399,937 km (0.083 R)
• M5: 1,776,325 km (0.095 R)
• M6: 2,653,717 km (0.103 R)
• M7: 3,610,545 km (0.105 R)
• M8: 3,981,398 km (0.094 R)
• M9: 4,347,314 km (0.085 R)
• M10: 4,930,596 km (0.12 R)
• M11: 5,353,809 km (0.11 R)
• M12: 6,081,602 km (0.086 R)
• M13: 6,449,912 km (0.079 R)
• M14: 7,082,861 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.4

Radius: 9.7

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.81 AU - 2.11 AU

Year: 1861 Days

Day: 14.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,330,845 km

• M1: 120,576 km (0.093 R)
• M2: 428,747 km (0.111 R)
• M3: 814,411 km (0.115 R)
• M4: 1,160,431 km (0.097 R)
• M5: 1,504,655 km (0.11 R)
• M6: 2,060,112 km (0.042 R)
• M7: 2,830,841 km (0.12 R)
• M8: 3,782,732 km (0.076 R)
• M9: 4,174,080 km (0.043 R)
• M10: 5,059,550 km (0.076 R)
• M11: 6,281,764 km (0.114 R)
• M12: 6,755,541 km (0.109 R)
• M13: 8,498,954 km (0.066 R)
• M14: 10,627,732 km (0.098 R)
• M15: 11,852,789 km (0.09 R)
• M16: 12,192,226 km (0.117 R)
• M17: 12,969,986 km (0.098 R)
• M18: 13,697,929 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.6

Radius: 13.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.85 AU - 2.29 AU

Year: 2020 Days

Day: 11.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,330,845 km

• M1: 171,140 km (0.088 R)
• M2: 669,600 km (0.071 R)
• M3: 1,237,174 km (0.113 R)
• M4: 1,751,043 km (0.102 R)
• M5: 2,244,716 km (0.094 R)
• M6: 3,553,997 km (0.087 R)
• M7: 6,100,900 km (0.117 R)
• M8: 7,198,799 km (0.108 R)
• M9: 9,250,384 km (0.082 R)
• M10: 10,025,451 km (0.116 R)
• M11: 10,482,323 km (0.052 R)
• M12: 11,138,010 km (0.094 R)
• M13: 11,666,839 km (0.087 R)
• M14: 12,291,709 km (0.057 R)
• M15: 12,856,591 km (0.119 R)
• M16: 13,565,834 km (0.093 R)
• M17: 14,566,793 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.2

Radius: 10.8

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.28 AU - 4.12 AU

Year: 4827 Days

Day: 13.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,330,845 km

• M1: 134,937 km (0.106 R)
• M2: 486,791 km (0.064 R)
• M3: 1,097,749 km (0.076 R)
• M4: 1,775,128 km (0.11 R)
• M5: 2,730,760 km (0.094 R)
• M6: 3,460,348 km (0.106 R)
• M7: 3,837,036 km (0.093 R)
• M8: 5,051,471 km (0.082 R)
• M9: 5,420,828 km (0.108 R)
• M10: 8,030,862 km (0.118 R)
• M11: 10,000,468 km (0.029 R)
• M12: 12,734,369 km (0.102 R)
• M13: 14,927,474 km (0.096 R)
• M14: 15,811,298 km (0.072 R)
• M15: 17,878,142 km (0.073 R)
• M16: 19,215,099 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.6

Radius: 10

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.88 AU - 4.58 AU

Year: 5901 Days

Day: 7.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,330,845 km

• M1: 130,749 km (0.091 R)
• M2: 614,847 km (0.073 R)
• M3: 1,237,324 km (0.115 R)
• M4: 2,084,048 km (0.109 R)
• M5: 2,544,809 km (0.093 R)
• M6: 2,934,063 km (0.063 R)
• M7: 4,246,186 km (0.025 R)
• M8: 5,189,999 km (0.042 R)
• M9: 6,041,061 km (0.098 R)
• M10: 7,341,366 km (0.075 R)
• M11: 7,788,514 km (0.064 R)
• M12: 9,368,267 km (0.114 R)
• M13: 9,805,542 km (0.041 R)
• M14: 10,863,349 km (0.099 R)
• M15: 11,248,563 km (0.116 R)
• M16: 12,200,155 km (0.063 R)
• M17: 12,881,573 km (0.108 R)
• M18: 14,435,147 km (0.094 R)
• M19: 17,058,944 km (0.083 R)
• M20: 17,711,939 km (0.092 R)
• M21: 18,111,665 km (0.088 R)
• M22: 19,207,020 km (0.094 R)
• M23: 21,756,318 km (0.096 R)
• M24: 27,516,284 km (0.028 R)
• M25: 30,458,575 km (0.109 R)
• M26: 31,614,069 km (0.12 R)
• M27: 34,423,368 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.2

Radius: 10.9

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.31 AU - 5.21 AU

Year: 5964 Days

Day: 9.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,330,845 km

• M1: 136,284 km (0.058 R)
• M2: 523,293 km (0.032 R)
• M3: 1,137,393 km (0.043 R)
• M4: 1,794,127 km (0.097 R)
• M5: 2,133,415 km (0.117 R)
• M6: 3,059,276 km (0.082 R)
• M7: 3,570,602 km (0.077 R)
• M8: 6,562,260 km (0.109 R)
• M9: 7,559,031 km (0.096 R)
• M10: 7,925,246 km (0.103 R)
• M11: 10,025,002 km (0.098 R)
• M12: 11,203,235 km (0.075 R)
• M13: 11,826,011 km (0.111 R)
• M14: 15,349,789 km (0.08 R)
• M15: 17,224,400 km (0.096 R)
• M16: 18,249,444 km (0.102 R)
• M17: 20,421,007 km (0.08 R)
• M18: 28,929,386 km (0.077 R)
• M19: 29,919,125 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.9

Radius: 7.9

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.94 AU - 7.8 AU

Year: 12213 Days

Day: 20.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,330,845 km

• M1: 98,286 km (0.071 R)
• M2: 546,182 km (0.077 R)
• M3: 885,919 km (0.117 R)
• M4: 1,670,559 km (0.107 R)
• M5: 1,960,181 km (0.03 R)
• M6: 4,493,621 km (0.115 R)
• M7: 5,734,386 km (0.086 R)
• M8: 7,607,800 km (0.065 R)
• M9: 9,223,756 km (0.118 R)
• M10: 9,536,415 km (0.079 R)
• M11: 15,867,248 km (0.087 R)
• M12: 17,578,797 km (0.092 R)
• M13: 18,479,227 km (0.1 R)
• M14: 18,833,624 km (0.084 R)
• M15: 21,755,420 km (0.101 R)
• M16: 23,036,875 km (0.085 R)
• M17: 29,238,754 km (0.087 R)
• M18: 31,195,943 km (0.096 R)
• M19: 32,308,951 km (0.102 R)
• M20: 34,186,853 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.8

Radius: 5.4

Gravity: 27.15 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.11 AU - 9.39 AU

Year: 14633 Days

Day: 22.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,330,845 km

• M1: 73,453 km (0.116 R)
• M2: 308,321 km (0.094 R)
• M3: 593,156 km (0.063 R)
• M4: 1,218,774 km (0.062 R)
• M5: 1,550,881 km (0.107 R)
• M6: 1,851,274 km (0.116 R)
• M7: 2,130,423 km (0.071 R)
• M8: 2,502,324 km (0.101 R)
• M9: 3,165,341 km (0.101 R)
• M10: 3,821,328 km (0.071 R)
• M11: 4,663,265 km (0.11 R)
• M12: 5,362,036 km (0.101 R)
• M13: 5,698,332 km (0.09 R)
• M14: 5,969,553 km (0.105 R)
• M15: 6,621,800 km (0.034 R)
• M16: 10,266,453 km (0.114 R)
• M17: 11,749,566 km (0.026 R)
• M18: 12,574,599 km (0.1 R)
• M19: 12,902,068 km (0.087 R)
• M20: 14,624,987 km (0.088 R)
• M21: 15,956,707 km (0.109 R)
• M22: 17,286,632 km (0.1 R)
• M23: 17,691,444 km (0.104 R)
• M24: 18,185,566 km (0.098 R)
• M25: 19,374,271 km (0.086 R)
• M26: 19,635,618 km (0.056 R)
• M27: 20,977,511 km (0.099 R)
• M28: 21,345,372 km (0.109 R)
• M29: 23,347,889 km (0.074 R)
• M30: 24,344,061 km (0.084 R)
• M31: 26,634,854 km (0.117 R)
• M32: 30,217,573 km (0.086 R)
• M33: 30,686,862 km (0.112 R)
• M34: 34,108,614 km (0.05 R)
• M35: 36,969,224 km (0.075 R)
• M36: 43,459,378 km (0.108 R)
• M37: 53,011,801 km (0.09 R)
• M38: 54,037,593 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.4

Radius: 4.8

Gravity: 28.53 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.44 AU - 10.72 AU

Year: 20111 Days

Day: 20.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,330,845 km

• M1: 82,279 km (0.112 R)
• M2: 249,080 km (0.035 R)
• M3: 463,155 km (0.07 R)
• M4: 756,816 km (0.026 R)
• M5: 1,113,307 km (0.095 R)
• M6: 1,307,785 km (0.115 R)
• M7: 1,729,800 km (0.104 R)
• M8: 2,258,928 km (0.057 R)
• M9: 2,715,800 km (0.107 R)
• M10: 3,286,964 km (0.031 R)
• M11: 5,059,998 km (0.055 R)
• M12: 5,797,217 km (0.079 R)
• M13: 6,918,752 km (0.104 R)
• M14: 7,775,200 km (0.108 R)
• M15: 8,126,605 km (0.054 R)
• M16: 9,753,632 km (0.063 R)
• M17: 10,281,263 km (0.073 R)
• M18: 12,651,342 km (0.108 R)
• M19: 13,707,952 km (0.084 R)
• M20: 16,977,264 km (0.12 R)
• M21: 19,515,341 km (0.118 R)
• M22: 19,884,250 km (0.08 R)
• M23: 21,699,919 km (0.051 R)
• M24: 23,519,179 km (0.063 R)
• M25: 26,211,043 km (0.106 R)
• M26: 26,434,841 km (0.069 R)
• M27: 28,389,338 km (0.068 R)
• M28: 33,626,460 km (0.084 R)
• M29: 34,826,683 km (0.12 R)
• M30: 36,055,181 km (0.108 R)
• M31: 44,355,320 km (0.095 R)
• M32: 55,667,312 km (0.056 R)
• M33: 60,214,789 km (0.08 R)
• M34: 62,379,320 km (0.102 R)
• M35: 65,825,756 km (0.113 R)
• M36: 66,446,886 km (0.034 R)
• M37: 73,984,076 km (0.038 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 17,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit