🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.8

Radius: 13

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.92 AU - 0.98 AU

Year: 651 Days

Day: 7.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,160,667 km

• M1: 161,715 km (0.117 R)
• M2: 604,525 km (0.075 R)
• M3: 1,414,597 km (0.113 R)
• M4: 1,919,640 km (0.105 R)
• M5: 2,439,792 km (0.117 R)
• M6: 3,075,583 km (0.081 R)
• M7: 3,616,977 km (0.099 R)
• M8: 4,534,162 km (0.092 R)
• M9: 5,126,869 km (0.058 R)
• M10: 5,550,380 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.4

Radius: 13.5

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.97 AU - 1.61 AU

Year: 1030 Days

Day: 8.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,160,667 km

• M1: 167,849 km (0.038 R)
• M2: 798,853 km (0.072 R)
• M3: 1,457,083 km (0.091 R)
• M4: 2,261,022 km (0.1 R)
• M5: 2,700,242 km (0.087 R)
• M6: 3,725,735 km (0.086 R)
• M7: 4,280,145 km (0.076 R)
• M8: 4,906,960 km (0.114 R)
• M9: 5,791,083 km (0.059 R)
• M10: 6,890,328 km (0.046 R)
• M11: 7,537,489 km (0.09 R)
• M12: 8,049,113 km (0.091 R)
• M13: 8,558,045 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670

Radius: 12.7

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.6 AU - 2.7 AU

Year: 3032 Days

Day: 10 Hours

Environment

Temp: -205 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,160,667 km

• M1: 159,920 km (0.099 R)
• M2: 586,872 km (0.067 R)
• M3: 1,010,683 km (0.105 R)
• M4: 1,532,481 km (0.109 R)
• M5: 4,002,790 km (0.094 R)
• M6: 5,513,729 km (0.073 R)
• M7: 5,958,483 km (0.096 R)
• M8: 6,398,750 km (0.105 R)
• M9: 7,787,766 km (0.103 R)
• M10: 8,831,510 km (0.056 R)
• M11: 9,776,819 km (0.107 R)
• M12: 11,783,375 km (0.092 R)
• M13: 14,292,730 km (0.047 R)
• M14: 20,468,729 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.3

Radius: 13.7

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.65 AU - 2.81 AU

Year: 3171 Days

Day: 14.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 133.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,160,667 km

• M1: 170,392 km (0.098 R)
• M2: 681,119 km (0.116 R)
• M3: 1,739,973 km (0.037 R)
• M4: 3,484,733 km (0.113 R)
• M5: 4,365,715 km (0.078 R)
• M6: 5,040,401 km (0.106 R)
• M7: 5,703,718 km (0.043 R)
• M8: 6,424,630 km (0.06 R)
• M9: 7,236,797 km (0.095 R)
• M10: 15,902,553 km (0.058 R)
• M11: 18,253,184 km (0.068 R)
• M12: 19,389,230 km (0.069 R)
• M13: 20,068,255 km (0.094 R)
• M14: 22,875,758 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.3

Radius: 13.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.06 AU - 3.6 AU

Year: 4271 Days

Day: 7.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,160,667 km

• M1: 166,652 km (0.078 R)
• M2: 594,502 km (0.071 R)
• M3: 1,393,654 km (0.068 R)
• M4: 1,990,848 km (0.068 R)
• M5: 2,855,823 km (0.105 R)
• M6: 3,589,003 km (0.087 R)
• M7: 4,065,322 km (0.09 R)
• M8: 4,872,103 km (0.088 R)
• M9: 5,432,048 km (0.098 R)
• M10: 5,894,007 km (0.079 R)
• M11: 6,411,765 km (0.116 R)
• M12: 7,806,615 km (0.077 R)
• M13: 8,468,137 km (0.118 R)
• M14: 11,363,753 km (0.063 R)
• M15: 12,168,590 km (0.037 R)
• M16: 13,446,754 km (0.117 R)
• M17: 13,942,222 km (0.085 R)
• M18: 14,864,942 km (0.102 R)
• M19: 15,287,855 km (0.09 R)
• M20: 16,889,001 km (0.07 R)
• M21: 18,116,302 km (0.034 R)
• M22: 18,660,240 km (0.087 R)
• M23: 19,844,307 km (0.109 R)
• M24: 21,679,723 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.1

Radius: 9.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.25 AU - 4.19 AU

Year: 5043 Days

Day: 14.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 91,160,667 km

• M1: 203,453 km (0.094 R)
• M2: 1,418,637 km (0.113 R)
• M3: 3,929,188 km (0.057 R)
• M4: 7,181,446 km (0.096 R)
• M5: 10,355,613 km (0.106 R)
• M6: 10,659,297 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.6

Radius: 6.8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.73 AU - 6.69 AU

Year: 10878 Days

Day: 16.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,160,667 km

• M1: 87,066 km (0.109 R)
• M2: 340,634 km (0.078 R)
• M3: 616,792 km (0.102 R)
• M4: 1,307,635 km (0.111 R)
• M5: 1,696,290 km (0.076 R)
• M6: 2,688,573 km (0.036 R)
• M7: 3,245,975 km (0.1 R)
• M8: 3,561,925 km (0.049 R)
• M9: 6,966,623 km (0.073 R)
• M10: 8,214,120 km (0.117 R)
• M11: 9,945,715 km (0.116 R)
• M12: 10,896,858 km (0.112 R)
• M13: 11,649,037 km (0.113 R)
• M14: 13,163,416 km (0.084 R)
• M15: 13,823,591 km (0.11 R)
• M16: 15,158,603 km (0.072 R)
• M17: 16,041,978 km (0.099 R)
• M18: 16,254,856 km (0.077 R)
• M19: 17,347,070 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.8

Radius: 3

Gravity: 70.76 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.83 AU - 7.85 AU

Year: 12575 Days

Day: 19.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,160,667 km

• M1: 39,045 km (0.066 R)
• M2: 180,415 km (0.099 R)
• M3: 393,442 km (0.041 R)
• M4: 609,312 km (0.1 R)
• M5: 780,901 km (0.096 R)
• M6: 898,485 km (0.069 R)
• M7: 1,085,632 km (0.087 R)
• M8: 1,407,267 km (0.099 R)
• M9: 1,567,486 km (0.117 R)
• M10: 2,751,554 km (0.034 R)
• M11: 3,549,209 km (0.03 R)
• M12: 4,551,366 km (0.108 R)
• M13: 4,676,729 km (0.099 R)
• M14: 6,366,736 km (0.099 R)
• M15: 6,763,769 km (0.037 R)
• M16: 7,739,446 km (0.071 R)
• M17: 7,918,215 km (0.039 R)
• M18: 8,284,132 km (0.089 R)
• M19: 9,398,337 km (0.111 R)
• M20: 9,601,939 km (0.095 R)
• M21: 9,965,013 km (0.113 R)
• M22: 10,885,040 km (0.029 R)
• M23: 12,278,245 km (0.113 R)
• M24: 12,705,796 km (0.114 R)
• M25: 12,954,727 km (0.119 R)
• M26: 16,787,275 km (0.105 R)
• M27: 19,612,730 km (0.072 R)
• M28: 20,964,197 km (0.087 R)
• M29: 24,420,207 km (0.083 R)
• M30: 25,882,825 km (0.042 R)
• M31: 26,686,315 km (0.028 R)
• M32: 30,842,144 km (0.072 R)
• M33: 31,630,974 km (0.061 R)
• M34: 35,777,827 km (0.092 R)
• M35: 43,002,656 km (0.085 R)
• M36: 45,853,393 km (0.032 R)
• M37: 49,284,420 km (0.053 R)
• M38: 51,454,636 km (0.095 R)
• M39: 53,525,819 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.5

Radius: 7

Gravity: 16.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.2 AU - 8.92 AU

Year: 14611 Days

Day: 20.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,160,667 km

• M1: 87,066 km (0.089 R)
• M2: 675,434 km (0.096 R)
• M3: 1,133,353 km (0.092 R)
• M4: 1,905,877 km (0.087 R)
• M5: 3,318,829 km (0.109 R)
• M6: 5,848,529 km (0.1 R)
• M7: 6,492,548 km (0.027 R)
• M8: 7,545,866 km (0.071 R)
• M9: 8,407,550 km (0.07 R)
• M10: 12,843,576 km (0.101 R)
• M11: 15,369,386 km (0.107 R)
• M12: 15,820,424 km (0.088 R)
• M13: 17,712,687 km (0.117 R)
• M14: 21,378,882 km (0.117 R)
• M15: 22,996,633 km (0.056 R)
• M16: 23,290,294 km (0.118 R)
• M17: 23,785,313 km (0.051 R)
• M18: 24,388,642 km (0.087 R)
• M19: 28,113,180 km (0.112 R)
• M20: 33,186,792 km (0.112 R)
• M21: 36,532,847 km (0.076 R)
• M22: 39,534,528 km (0.112 R)
• M23: 44,642,099 km (0.026 R)
• M24: 45,405,796 km (0.077 R)
• M25: 49,844,814 km (0.082 R)
• M26: 51,497,721 km (0.058 R)
• M27: 54,738,459 km (0.097 R)
• M28: 55,087,322 km (0.1 R)
• M29: 60,128,022 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.3

Radius: 3

Gravity: 106.92 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7.93 AU - 12.01 AU

Year: 22128 Days

Day: 24.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 129.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,160,667 km

• M1: 37,399 km (0.082 R)
• M2: 298,149 km (0.112 R)
• M3: 633,248 km (0.076 R)
• M4: 1,061,546 km (0.07 R)
• M5: 1,694,944 km (0.1 R)
• M6: 1,811,032 km (0.036 R)
• M7: 1,974,094 km (0.03 R)
• M8: 2,102,598 km (0.062 R)
• M9: 2,497,686 km (0.081 R)
• M10: 4,728,190 km (0.092 R)
• M11: 5,739,023 km (0.112 R)
• M12: 6,135,607 km (0.078 R)
• M13: 6,456,495 km (0.05 R)
• M14: 6,550,143 km (0.08 R)
• M15: 7,383,852 km (0.036 R)
• M16: 8,734,421 km (0.072 R)
• M17: 12,339,431 km (0.069 R)
• M18: 15,531,101 km (0.083 R)
• M19: 20,216,058 km (0.105 R)
• M20: 22,498,473 km (0.044 R)
• M21: 24,149,435 km (0.081 R)
• M22: 25,293,709 km (0.064 R)
• M23: 32,513,751 km (0.111 R)
• M24: 34,048,924 km (0.096 R)
• M25: 34,475,876 km (0.114 R)
• M26: 35,050,632 km (0.089 R)
• M27: 35,195,293 km (0.109 R)
• M28: 37,413,530 km (0.097 R)
• M29: 37,868,158 km (0.097 R)
• M30: 42,289,822 km (0.036 R)
• M31: 46,517,757 km (0.063 R)
• M32: 47,219,371 km (0.062 R)
• M33: 49,730,371 km (0.095 R)
• M34: 50,833,207 km (0.11 R)
• M35: 67,579,492 km (0.073 R)
• M36: 76,449,897 km (0.059 R)
• M37: 79,653,835 km (0.074 R)
• M38: 88,454,229 km (0.166 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 19,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit