🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.8

Radius: 10.6

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.67 AU - 0.81 AU

Year: 405 Days

Day: 5.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,900,098 km

• M1: 131,945 km (0.075 R)
• M2: 498,161 km (0.069 R)
• M3: 957,127 km (0.106 R)
• M4: 1,338,751 km (0.112 R)
• M5: 1,904,231 km (0.089 R)
• M6: 2,521,023 km (0.11 R)
• M7: 3,514,952 km (0.105 R)
• M8: 4,231,525 km (0.088 R)
• M9: 4,924,912 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.9

Radius: 9.6

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.82 AU - 1.3 AU

Year: 694 Days

Day: 6.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,900,098 km

• M1: 119,379 km (0.071 R)
• M2: 498,011 km (0.108 R)
• M3: 970,441 km (0.108 R)
• M4: 1,481,917 km (0.054 R)
• M5: 1,796,521 km (0.079 R)
• M6: 2,185,774 km (0.029 R)
• M7: 2,653,567 km (0.067 R)
• M8: 3,072,591 km (0.059 R)
• M9: 3,412,028 km (0.088 R)
• M10: 3,968,383 km (0.071 R)
• M11: 4,551,216 km (0.104 R)
• M12: 4,889,307 km (0.087 R)
• M13: 5,926,768 km (0.087 R)
• M14: 6,753,147 km (0.066 R)
• M15: 8,134,384 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.4

Radius: 10.3

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.15 AU - 1.29 AU

Year: 857 Days

Day: 10.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,900,098 km

• M1: 128,056 km (0.101 R)
• M2: 528,230 km (0.089 R)
• M3: 871,557 km (0.08 R)
• M4: 1,207,554 km (0.118 R)
• M5: 1,783,805 km (0.104 R)
• M6: 2,742,279 km (0.105 R)
• M7: 3,381,211 km (0.1 R)
• M8: 4,498,857 km (0.102 R)
• M9: 4,971,885 km (0.059 R)
• M10: 5,922,580 km (0.115 R)
• M11: 6,331,281 km (0.12 R)
• M12: 6,655,160 km (0.074 R)
• M13: 7,140,306 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 13.5

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.04 AU - 1.5 AU

Year: 910 Days

Day: 6 Hours

Environment

Temp: -170 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,900,098 km

• M1: 167,849 km (0.098 R)
• M2: 641,476 km (0.043 R)
• M3: 1,143,227 km (0.049 R)
• M4: 1,644,679 km (0.117 R)
• M5: 2,846,548 km (0.094 R)
• M6: 3,543,824 km (0.081 R)
• M7: 4,881,079 km (0.096 R)
• M8: 5,528,838 km (0.113 R)
• M9: 7,343,011 km (0.07 R)
• M10: 8,348,010 km (0.117 R)
• M11: 8,923,962 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.8

Radius: 12.3

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.03 AU - 2.41 AU

Year: 2103 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,900,098 km

• M1: 153,039 km (0.074 R)
• M2: 724,802 km (0.106 R)
• M3: 1,404,574 km (0.107 R)
• M4: 1,945,371 km (0.107 R)
• M5: 2,398,802 km (0.118 R)
• M6: 3,017,688 km (0.031 R)
• M7: 3,594,687 km (0.049 R)
• M8: 3,987,232 km (0.098 R)
• M9: 5,270,333 km (0.108 R)
• M10: 5,679,932 km (0.115 R)
• M11: 7,124,599 km (0.08 R)
• M12: 7,840,125 km (0.116 R)
• M13: 9,345,080 km (0.098 R)
• M14: 11,427,632 km (0.075 R)
• M15: 12,324,920 km (0.112 R)
• M16: 12,833,702 km (0.076 R)
• M17: 14,398,496 km (0.1 R)
• M18: 14,820,661 km (0.043 R)
• M19: 17,266,287 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.5

Radius: 10.6

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.08 AU - 3.46 AU

Year: 2931 Days

Day: 6.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,900,098 km

• M1: 132,095 km (0.084 R)
• M2: 516,113 km (0.085 R)
• M3: 885,919 km (0.079 R)
• M4: 1,258,716 km (0.1 R)
• M5: 1,726,359 km (0.073 R)
• M6: 2,105,141 km (0.101 R)
• M7: 2,883,798 km (0.071 R)
• M8: 3,241,636 km (0.099 R)
• M9: 3,726,034 km (0.097 R)
• M10: 5,005,994 km (0.106 R)
• M11: 7,030,202 km (0.114 R)
• M12: 7,651,333 km (0.095 R)
• M13: 8,376,434 km (0.106 R)
• M14: 9,623,631 km (0.116 R)
• M15: 10,667,375 km (0.098 R)
• M16: 11,827,806 km (0.115 R)
• M17: 13,301,195 km (0.102 R)
• M18: 14,106,331 km (0.112 R)
• M19: 14,743,618 km (0.052 R)
• M20: 17,154,089 km (0.101 R)
• M21: 20,120,914 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.9

Radius: 10.8

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.02 AU - 4.22 AU

Year: 4379 Days

Day: 9.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,900,098 km

• M1: 134,339 km (0.105 R)
• M2: 567,275 km (0.065 R)
• M3: 911,949 km (0.053 R)
• M4: 1,569,880 km (0.108 R)
• M5: 1,969,606 km (0.083 R)
• M6: 2,327,144 km (0.084 R)
• M7: 3,690,729 km (0.107 R)
• M8: 4,556,153 km (0.098 R)
• M9: 5,141,978 km (0.119 R)
• M10: 5,726,756 km (0.091 R)
• M11: 6,247,506 km (0.101 R)
• M12: 6,602,652 km (0.069 R)
• M13: 7,146,290 km (0.088 R)
• M14: 7,750,366 km (0.078 R)
• M15: 8,257,952 km (0.094 R)
• M16: 8,855,446 km (0.065 R)
• M17: 12,327,313 km (0.089 R)
• M18: 13,692,244 km (0.092 R)
• M19: 14,060,255 km (0.057 R)
• M20: 15,058,073 km (0.072 R)
• M21: 15,648,984 km (0.119 R)
• M22: 16,357,929 km (0.104 R)
• M23: 19,008,953 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.1

Radius: 4.3

Gravity: 42.79 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.88 AU - 9.8 AU

Year: 13957 Days

Day: 16.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 61,900,098 km

• M1: 54,753 km (0.083 R)
• M2: 305,778 km (0.12 R)
• M3: 578,495 km (0.055 R)
• M4: 749,336 km (0.093 R)
• M5: 1,131,259 km (0.111 R)
• M6: 2,148,674 km (0.106 R)
• M7: 2,433,957 km (0.073 R)
• M8: 2,608,089 km (0.07 R)
• M9: 3,950,581 km (0.088 R)
• M10: 4,160,915 km (0.11 R)
• M11: 4,870,907 km (0.116 R)
• M12: 5,008,238 km (0.047 R)
• M13: 5,658,390 km (0.047 R)
• M14: 5,925,871 km (0.106 R)
• M15: 6,322,604 km (0.093 R)
• M16: 6,736,691 km (0.06 R)
• M17: 7,257,142 km (0.117 R)
• M18: 7,391,481 km (0.085 R)
• M19: 7,618,870 km (0.117 R)
• M20: 8,329,161 km (0.108 R)
• M21: 8,675,330 km (0.07 R)
• M22: 9,609,419 km (0.041 R)
• M23: 9,771,284 km (0.09 R)
• M24: 12,746,487 km (0.112 R)
• M25: 13,950,301 km (0.103 R)
• M26: 17,447,151 km (0.11 R)
• M27: 21,120,527 km (0.043 R)
• M28: 23,869,238 km (0.054 R)
• M29: 24,166,489 km (0.06 R)
• M30: 24,768,471 km (0.077 R)
• M31: 30,759,716 km (0.12 R)
• M32: 33,034,950 km (0.057 R)
• M33: 40,669,528 km (0.115 R)
• M34: 48,127,729 km (0.091 R)
• M35: 52,677,449 km (0.05 R)
• M36: 53,688,432 km (0.104 R)
• M37: 54,028,169 km (0.041 R)
• M38: 55,401,776 km (0.085 R)
• M39: 58,039,785 km (0.115 R)
• M40: 59,118,087 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.6

Radius: 5.5

Gravity: 22.53 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.28 AU - 8.96 AU

Year: 14712 Days

Day: 19.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 61,900,098 km

• M1: 75,697 km (0.116 R)
• M2: 298,597 km (0.091 R)
• M3: 472,729 km (0.071 R)
• M4: 691,591 km (0.117 R)
• M5: 1,022,950 km (0.096 R)
• M6: 1,219,073 km (0.049 R)
• M7: 1,440,328 km (0.047 R)
• M8: 1,910,365 km (0.098 R)
• M9: 2,719,390 km (0.106 R)
• M10: 3,025,916 km (0.113 R)
• M11: 3,225,779 km (0.078 R)
• M12: 3,488,024 km (0.097 R)
• M13: 6,736,991 km (0.109 R)
• M14: 7,078,822 km (0.063 R)
• M15: 8,514,064 km (0.107 R)
• M16: 8,964,652 km (0.063 R)
• M17: 10,243,864 km (0.1 R)
• M18: 10,869,033 km (0.119 R)
• M19: 12,257,750 km (0.086 R)
• M20: 12,574,599 km (0.1 R)
• M21: 14,451,005 km (0.062 R)
• M22: 14,876,012 km (0.113 R)
• M23: 15,751,160 km (0.118 R)
• M24: 17,206,149 km (0.08 R)
• M25: 21,367,662 km (0.102 R)
• M26: 23,050,938 km (0.1 R)
• M27: 29,073,449 km (0.113 R)
• M28: 31,607,637 km (0.087 R)
• M29: 31,845,048 km (0.118 R)
• M30: 36,065,803 km (0.104 R)
• M31: 36,455,206 km (0.079 R)
• M32: 38,850,567 km (0.11 R)
• M33: 39,123,134 km (0.118 R)
• M34: 39,809,789 km (0.089 R)
• M35: 42,637,338 km (0.102 R)
• M36: 43,657,895 km (0.061 R)
• M37: 44,100,106 km (0.12 R)
• M38: 47,902,734 km (0.116 R)
• M39: 51,424,866 km (0.06 R)
• M40: 54,944,306 km (0.098 R)
• M41: 55,459,820 km (0.057 R)
• M42: 57,377,665 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 15,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit