🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.9

Radius: 14.6

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1 AU - 1.26 AU

Year: 844 Days

Day: 9.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 76,277,880 km

• M1: 181,612 km (0.068 R)
• M2: 778,358 km (0.076 R)
• M3: 2,164,083 km (0.12 R)
• M4: 3,026,365 km (0.027 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500

Radius: 11.8

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.1 AU - 1.41 AU

Year: 982 Days

Day: 11.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,277,880 km

• M1: 146,756 km (0.095 R)
• M2: 551,268 km (0.053 R)
• M3: 1,085,482 km (0.118 R)
• M4: 1,554,771 km (0.038 R)
• M5: 2,032,137 km (0.116 R)
• M6: 2,450,862 km (0.068 R)
• M7: 3,040,278 km (0.108 R)
• M8: 3,885,505 km (0.089 R)
• M9: 4,793,415 km (0.042 R)
• M10: 5,798,114 km (0.076 R)
• M11: 6,607,140 km (0.081 R)
• M12: 7,302,770 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.6

Radius: 8.4

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.12 AU - 1.8 AU

Year: 1240 Days

Day: 10.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,277,880 km

• M1: 105,018 km (0.05 R)
• M2: 593,604 km (0.116 R)
• M3: 870,510 km (0.097 R)
• M4: 1,215,483 km (0.051 R)
• M5: 2,065,947 km (0.107 R)
• M6: 2,666,133 km (0.057 R)
• M7: 3,145,295 km (0.071 R)
• M8: 4,896,937 km (0.098 R)
• M9: 6,106,286 km (0.086 R)
• M10: 7,241,285 km (0.07 R)
• M11: 7,576,235 km (0.062 R)
• M12: 8,884,468 km (0.082 R)
• M13: 9,185,309 km (0.026 R)
• M14: 9,606,427 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.2

Radius: 12.3

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.86 AU - 4.82 AU

Year: 6355 Days

Day: 11.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,277,880 km

• M1: 154,983 km (0.056 R)
• M2: 2,035,429 km (0.091 R)
• M3: 2,917,607 km (0.071 R)
• M4: 3,378,518 km (0.066 R)
• M5: 6,310,038 km (0.081 R)
• M6: 6,990,110 km (0.099 R)
• M7: 8,607,113 km (0.097 R)
• M8: 10,545,154 km (0.097 R)
• M9: 11,281,026 km (0.104 R)
• M10: 11,912,329 km (0.09 R)
• M11: 12,758,754 km (0.106 R)
• M12: 14,051,578 km (0.116 R)
• M13: 16,095,534 km (0.076 R)
• M14: 16,607,308 km (0.102 R)
• M15: 18,453,945 km (0.101 R)
• M16: 20,301,777 km (0.052 R)
• M17: 22,130,312 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.8

Radius: 11.3

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.75 AU - 5.73 AU

Year: 7254 Days

Day: 8.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,277,880 km

• M1: 140,472 km (0.114 R)
• M2: 589,565 km (0.054 R)
• M3: 2,208,962 km (0.046 R)
• M4: 3,149,035 km (0.08 R)
• M5: 4,461,457 km (0.075 R)
• M6: 5,226,950 km (0.03 R)
• M7: 6,078,012 km (0.107 R)
• M8: 6,716,944 km (0.044 R)
• M9: 7,759,043 km (0.091 R)
• M10: 8,628,656 km (0.114 R)
• M11: 12,972,230 km (0.075 R)
• M12: 15,553,541 km (0.082 R)
• M13: 16,384,408 km (0.08 R)
• M14: 20,846,463 km (0.098 R)
• M15: 21,347,317 km (0.08 R)
• M16: 24,761,739 km (0.049 R)
• M17: 25,648,705 km (0.034 R)
• M18: 27,485,916 km (0.056 R)

Asteroid Belt

Center: 6.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.5

Radius: 3.2

Gravity: 35.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.25 AU - 9.57 AU

Year: 15638 Days

Day: 21.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,277,880 km

• M1: 39,793 km (0.094 R)
• M2: 144,063 km (0.043 R)
• M3: 333,902 km (0.116 R)
• M4: 1,364,931 km (0.072 R)
• M5: 3,133,028 km (0.03 R)
• M6: 4,243,942 km (0.075 R)
• M7: 5,384,925 km (0.045 R)
• M8: 7,329,697 km (0.079 R)
• M9: 9,296,012 km (0.084 R)
• M10: 28,791,606 km (0.116 R)
• M11: 28,896,923 km (0.099 R)
• M12: 29,964,304 km (0.104 R)
• M13: 41,984,044 km (0.058 R)
• M14: 47,338,601 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.6

Radius: 7.8

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.46 AU - 8.56 AU

Year: 15935 Days

Day: 24.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,277,880 km

• M1: 205,398 km (0.084 R)
• M2: 516,861 km (0.1 R)
• M3: 1,974,094 km (0.1 R)
• M4: 3,351,142 km (0.102 R)
• M5: 9,682,872 km (0.069 R)
• M6: 10,847,641 km (0.119 R)
• M7: 11,433,765 km (0.076 R)
• M8: 20,647,498 km (0.117 R)
• M9: 22,192,695 km (0.118 R)
• M10: 23,232,699 km (0.12 R)
• M11: 25,819,545 km (0.044 R)
• M12: 30,279,058 km (0.081 R)
• M13: 34,721,516 km (0.058 R)
• M14: 35,099,700 km (0.086 R)
• M15: 44,723,779 km (0.104 R)
• M16: 45,171,526 km (0.095 R)
• M17: 48,077,016 km (0.087 R)
• M18: 54,088,157 km (0.07 R)
• M19: 57,713,363 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.5

Radius: 6.7

Gravity: 22.2 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.74 AU - 8.92 AU

Year: 18444 Days

Day: 15.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,277,880 km

• M1: 83,326 km (0.044 R)
• M2: 369,956 km (0.082 R)
• M3: 642,972 km (0.113 R)
• M4: 1,115,551 km (0.098 R)
• M5: 1,601,894 km (0.083 R)
• M6: 2,286,454 km (0.062 R)
• M7: 2,585,500 km (0.057 R)
• M8: 3,262,281 km (0.054 R)
• M9: 3,764,930 km (0.034 R)
• M10: 4,051,260 km (0.107 R)
• M11: 4,739,859 km (0.116 R)
• M12: 6,525,908 km (0.091 R)
• M13: 6,799,971 km (0.081 R)
• M14: 8,129,896 km (0.072 R)
• M15: 8,555,203 km (0.084 R)
• M16: 9,277,761 km (0.093 R)
• M17: 10,467,961 km (0.112 R)
• M18: 10,907,480 km (0.104 R)
• M19: 13,365,373 km (0.08 R)
• M20: 13,957,781 km (0.109 R)
• M21: 14,490,349 km (0.097 R)
• M22: 19,156,755 km (0.09 R)
• M23: 21,877,641 km (0.088 R)
• M24: 22,699,981 km (0.038 R)
• M25: 31,826,797 km (0.116 R)
• M26: 33,960,063 km (0.092 R)
• M27: 35,061,702 km (0.048 R)
• M28: 42,176,128 km (0.093 R)
• M29: 43,288,089 km (0.11 R)
• M30: 44,256,436 km (0.106 R)
• M31: 56,452,552 km (0.092 R)
• M32: 63,623,526 km (0.047 R)
• M33: 69,603,401 km (0.087 R)
• M34: 71,154,881 km (0.095 R)
• M35: 74,787,117 km (0.05 R)
• M36: 78,065,255 km (0.102 R)
• M37: 78,541,276 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.5

Radius: 6.9

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 9.32 AU - 10.14 AU

Year: 21334 Days

Day: 16.3 Hours

Environment

Temp: -243 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,277,880 km

• M1: 85,869 km (0.084 R)
• M2: 358,736 km (0.113 R)
• M3: 811,718 km (0.045 R)
• M4: 1,349,223 km (0.104 R)
• M5: 1,722,769 km (0.12 R)
• M6: 1,944,024 km (0.095 R)
• M7: 3,241,786 km (0.109 R)
• M8: 3,790,810 km (0.047 R)
• M9: 4,299,742 km (0.072 R)
• M10: 5,147,214 km (0.079 R)
• M11: 7,945,891 km (0.063 R)
• M12: 9,840,249 km (0.118 R)
• M13: 13,040,895 km (0.106 R)
• M14: 15,106,094 km (0.095 R)
• M15: 17,808,729 km (0.092 R)
• M16: 18,776,777 km (0.116 R)
• M17: 19,046,801 km (0.047 R)
• M18: 20,341,271 km (0.082 R)
• M19: 21,594,901 km (0.068 R)
• M20: 24,255,051 km (0.111 R)
• M21: 24,790,462 km (0.068 R)
• M22: 25,443,456 km (0.119 R)
• M23: 28,881,365 km (0.118 R)
• M24: 30,835,712 km (0.061 R)
• M25: 37,366,855 km (0.102 R)
• M26: 38,804,341 km (0.105 R)
• M27: 39,536,623 km (0.047 R)
• M28: 42,095,644 km (0.061 R)
• M29: 42,868,915 km (0.098 R)
• M30: 53,798,835 km (0.1 R)
• M31: 58,071,649 km (0.115 R)
• M32: 59,803,394 km (0.078 R)
• M33: 64,999,228 km (0.082 R)
• M34: 68,129,563 km (0.071 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: 513 - 12,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit