🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.5

Radius: 14.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.12 AU - 1.16 AU

Year: 812 Days

Day: 12.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,824,387 km

• M1: 179,069 km (0.094 R)
• M2: 872,455 km (0.06 R)
• M3: 1,487,751 km (0.026 R)
• M4: 2,151,217 km (0.064 R)
• M5: 2,706,375 km (0.052 R)
• M6: 3,554,146 km (0.081 R)
• M7: 4,864,175 km (0.113 R)
• M8: 6,456,794 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.5

Radius: 13.9

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.66 AU - 1.7 AU

Year: 1452 Days

Day: 12.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,824,387 km

• M1: 179,817 km (0.103 R)
• M2: 735,274 km (0.041 R)
• M3: 1,217,278 km (0.116 R)
• M4: 1,833,920 km (0.118 R)
• M5: 2,356,765 km (0.103 R)
• M6: 2,813,786 km (0.095 R)
• M7: 3,353,535 km (0.097 R)
• M8: 4,092,399 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.9

Radius: 14.6

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.63 AU - 1.89 AU

Year: 1557 Days

Day: 11 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,824,387 km

• M1: 181,612 km (0.101 R)
• M2: 697,874 km (0.081 R)
• M3: 2,467,018 km (0.101 R)
• M4: 3,052,245 km (0.111 R)
• M5: 3,712,421 km (0.103 R)
• M6: 4,216,865 km (0.077 R)
• M7: 4,706,199 km (0.045 R)
• M8: 6,307,645 km (0.095 R)
• M9: 7,608,847 km (0.056 R)
• M10: 8,923,812 km (0.081 R)
• M11: 10,108,328 km (0.065 R)
• M12: 14,511,891 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.9

Radius: 10.9

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.51 AU - 2.21 AU

Year: 1692 Days

Day: 12.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,824,387 km

• M1: 135,984 km (0.102 R)
• M2: 678,127 km (0.077 R)
• M3: 1,025,194 km (0.059 R)
• M4: 1,469,649 km (0.047 R)
• M5: 1,822,551 km (0.088 R)
• M6: 2,350,781 km (0.112 R)
• M7: 2,798,527 km (0.111 R)
• M8: 3,395,423 km (0.12 R)
• M9: 3,953,124 km (0.074 R)
• M10: 4,984,152 km (0.103 R)
• M11: 5,336,754 km (0.094 R)
• M12: 6,186,022 km (0.115 R)
• M13: 6,717,393 km (0.12 R)
• M14: 7,490,964 km (0.077 R)
• M15: 8,731,729 km (0.101 R)
• M16: 9,495,126 km (0.042 R)
• M17: 11,015,639 km (0.076 R)
• M18: 11,473,259 km (0.114 R)
• M19: 12,616,037 km (0.036 R)
• M20: 13,156,385 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.1

Radius: 14

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.49 AU - 3.79 AU

Year: 4631 Days

Day: 13.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,824,387 km

• M1: 174,132 km (0.076 R)
• M2: 1,068,129 km (0.092 R)
• M3: 2,660,748 km (0.119 R)
• M4: 3,235,054 km (0.117 R)
• M5: 3,871,742 km (0.078 R)
• M6: 4,479,858 km (0.054 R)
• M7: 5,372,957 km (0.043 R)
• M8: 5,835,963 km (0.052 R)
• M9: 6,638,406 km (0.079 R)
• M10: 7,897,272 km (0.076 R)
• M11: 8,704,801 km (0.049 R)
• M12: 9,201,017 km (0.102 R)
• M13: 10,844,350 km (0.071 R)
• M14: 11,294,490 km (0.12 R)
• M15: 12,101,720 km (0.093 R)
• M16: 13,547,733 km (0.088 R)
• M17: 14,606,886 km (0.071 R)
• M18: 15,824,612 km (0.114 R)
• M19: 16,404,753 km (0.069 R)
• M20: 19,945,136 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.1

Radius: 4

Gravity: 44.01 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.83 AU - 7.63 AU

Year: 10370 Days

Day: 20.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,824,387 km

• M1: 49,816 km (0.119 R)
• M2: 389,403 km (0.032 R)
• M3: 676,033 km (0.098 R)
• M4: 1,113,457 km (0.116 R)
• M5: 1,307,934 km (0.107 R)
• M6: 1,641,837 km (0.091 R)
• M7: 2,417,950 km (0.115 R)
• M8: 6,313,030 km (0.051 R)
• M9: 7,378,915 km (0.09 R)
• M10: 7,504,278 km (0.08 R)
• M11: 8,064,223 km (0.059 R)
• M12: 8,241,945 km (0.113 R)
• M13: 9,809,880 km (0.116 R)
• M14: 12,311,905 km (0.103 R)
• M15: 15,074,080 km (0.05 R)
• M16: 16,526,974 km (0.114 R)
• M17: 18,375,406 km (0.112 R)
• M18: 20,521,537 km (0.074 R)
• M19: 22,128,068 km (0.086 R)
• M20: 24,738,850 km (0.066 R)
• M21: 29,080,779 km (0.102 R)
• M22: 30,994,285 km (0.069 R)
• M23: 31,430,662 km (0.065 R)
• M24: 47,798,016 km (0.083 R)
• M25: 49,410,681 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876

Radius: 4.1

Gravity: 52.11 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.83 AU - 7.05 AU

Year: 12192 Days

Day: 15.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 73,824,387 km

• M1: 56,099 km (0.119 R)
• M2: 374,443 km (0.078 R)
• M3: 840,740 km (0.117 R)
• M4: 1,000,361 km (0.079 R)
• M5: 1,258,118 km (0.088 R)
• M6: 1,767,499 km (0.099 R)
• M7: 2,572,784 km (0.095 R)
• M8: 3,031,750 km (0.116 R)
• M9: 3,280,681 km (0.104 R)
• M10: 4,509,478 km (0.084 R)
• M11: 4,734,922 km (0.049 R)
• M12: 4,934,336 km (0.119 R)
• M13: 5,139,136 km (0.081 R)
• M14: 5,278,860 km (0.116 R)
• M15: 5,977,482 km (0.083 R)
• M16: 7,073,436 km (0.038 R)
• M17: 7,202,988 km (0.03 R)
• M18: 8,344,719 km (0.043 R)
• M19: 9,034,066 km (0.113 R)
• M20: 9,340,891 km (0.11 R)
• M21: 9,921,331 km (0.107 R)
• M22: 11,095,674 km (0.117 R)
• M23: 11,270,704 km (0.105 R)
• M24: 12,297,394 km (0.063 R)
• M25: 13,450,644 km (0.12 R)
• M26: 14,744,366 km (0.113 R)
• M27: 15,169,673 km (0.092 R)
• M28: 15,385,243 km (0.036 R)
• M29: 16,418,666 km (0.115 R)
• M30: 18,054,219 km (0.11 R)
• M31: 19,880,959 km (0.046 R)
• M32: 22,194,190 km (0.088 R)
• M33: 22,940,534 km (0.077 R)
• M34: 24,384,752 km (0.103 R)
• M35: 27,029,792 km (0.106 R)
• M36: 28,421,351 km (0.085 R)
• M37: 30,198,574 km (0.108 R)
• M38: 32,403,647 km (0.101 R)
• M39: 36,227,967 km (0.07 R)
• M40: 38,580,842 km (0.112 R)
• M41: 39,117,300 km (0.11 R)
• M42: 39,658,545 km (0.117 R)
• M43: 41,312,499 km (0.095 R)
• M44: 42,868,467 km (0.092 R)
• M45: 56,402,436 km (0.115 R)
• M46: 57,789,358 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.4

Radius: 4.2

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.99 AU - 9.63 AU

Year: 18943 Days

Day: 21.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,824,387 km

• M1: 52,210 km (0.105 R)
• M2: 361,877 km (0.111 R)
• M3: 512,522 km (0.112 R)
• M4: 1,108,520 km (0.076 R)
• M5: 1,504,207 km (0.117 R)
• M6: 1,954,197 km (0.099 R)
• M7: 2,256,833 km (0.075 R)
• M8: 2,736,295 km (0.064 R)
• M9: 5,178,929 km (0.115 R)
• M10: 5,970,750 km (0.116 R)
• M11: 6,528,750 km (0.117 R)
• M12: 8,008,572 km (0.095 R)
• M13: 10,310,584 km (0.046 R)
• M14: 10,573,129 km (0.117 R)
• M15: 11,002,475 km (0.109 R)
• M16: 11,611,787 km (0.089 R)
• M17: 13,889,564 km (0.059 R)
• M18: 14,535,079 km (0.104 R)
• M19: 17,913,896 km (0.039 R)
• M20: 18,989,954 km (0.063 R)
• M21: 20,435,817 km (0.077 R)
• M22: 22,475,584 km (0.093 R)
• M23: 28,673,274 km (0.1 R)
• M24: 29,087,960 km (0.105 R)
• M25: 33,002,936 km (0.089 R)
• M26: 37,872,646 km (0.119 R)
• M27: 38,623,328 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.3

Radius: 4

Gravity: 31.27 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.92 AU - 10.88 AU

Year: 22366 Days

Day: 17.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 78.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,824,387 km

• M1: 49,966 km (0.094 R)
• M2: 375,191 km (0.077 R)
• M3: 648,806 km (0.095 R)
• M4: 1,391,859 km (0.086 R)
• M5: 1,550,732 km (0.095 R)
• M6: 1,982,471 km (0.092 R)
• M7: 2,422,139 km (0.116 R)
• M8: 3,239,991 km (0.084 R)
• M9: 3,847,508 km (0.103 R)
• M10: 4,097,934 km (0.1 R)
• M11: 4,771,274 km (0.058 R)
• M12: 6,999,086 km (0.082 R)
• M13: 7,660,458 km (0.071 R)
• M14: 9,052,018 km (0.083 R)
• M15: 10,126,729 km (0.111 R)
• M16: 10,664,234 km (0.108 R)
• M17: 12,058,187 km (0.104 R)
• M18: 13,005,740 km (0.103 R)
• M19: 13,285,338 km (0.114 R)
• M20: 16,795,203 km (0.116 R)
• M21: 17,888,764 km (0.115 R)
• M22: 19,389,380 km (0.075 R)
• M23: 27,471,405 km (0.106 R)
• M24: 28,867,452 km (0.079 R)
• M25: 30,555,066 km (0.095 R)
• M26: 37,258,546 km (0.078 R)
• M27: 38,678,679 km (0.12 R)
• M28: 43,309,481 km (0.094 R)
• M29: 44,089,335 km (0.083 R)
• M30: 45,196,808 km (0.105 R)
• M31: 45,999,251 km (0.104 R)
• M32: 53,831,447 km (0.098 R)
• M33: 55,096,148 km (0.111 R)
• M34: 55,827,681 km (0.082 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: 486 - 17,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit