🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.6

Radius: 9

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.52 AU - 0.54 AU

Year: 262 Days

Day: 14.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,201,340 km

• M1: 114,293 km (0.112 R)
• M2: 400,623 km (0.075 R)
• M3: 787,633 km (0.116 R)
• M4: 1,079,199 km (0.117 R)
• M5: 1,371,663 km (0.064 R)
• M6: 1,750,295 km (0.096 R)
• M7: 2,144,785 km (0.076 R)
• M8: 2,429,170 km (0.053 R)
• M9: 3,243,431 km (0.069 R)
• M10: 3,956,864 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171

Radius: 8.9

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.58 AU - 0.72 AU

Year: 355 Days

Day: 9 Hours

Environment

Temp: -150 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,201,340 km

• M1: 110,852 km (0.082 R)
• M2: 437,873 km (0.089 R)
• M3: 794,963 km (0.087 R)
• M4: 1,297,014 km (0.085 R)
• M5: 1,606,532 km (0.04 R)
• M6: 2,080,757 km (0.114 R)
• M7: 2,362,898 km (0.062 R)
• M8: 2,703,682 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.5

Radius: 8.1

Gravity: 10.6 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.19 AU - 1.83 AU

Year: 1259 Days

Day: 10.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,201,340 km

• M1: 100,679 km (0.11 R)
• M2: 353,051 km (0.1 R)
• M3: 933,640 km (0.12 R)
• M4: 1,314,816 km (0.086 R)
• M5: 1,958,685 km (0.109 R)
• M6: 2,429,619 km (0.082 R)
• M7: 2,757,687 km (0.087 R)
• M8: 3,100,865 km (0.119 R)
• M9: 3,906,748 km (0.082 R)
• M10: 4,233,769 km (0.102 R)
• M11: 4,653,990 km (0.104 R)
• M12: 5,041,897 km (0.099 R)
• M13: 5,409,309 km (0.118 R)
• M14: 6,266,804 km (0.052 R)
• M15: 6,911,571 km (0.101 R)
• M16: 7,443,092 km (0.089 R)
• M17: 8,616,089 km (0.096 R)
• M18: 9,023,444 km (0.087 R)
• M19: 9,382,629 km (0.098 R)
• M20: 10,815,627 km (0.084 R)
• M21: 11,393,224 km (0.11 R)
• M22: 11,884,055 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.2

Radius: 13.6

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.7 AU - 2.32 AU

Year: 1933 Days

Day: 10.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,201,340 km

• M1: 169,943 km (0.12 R)
• M2: 620,083 km (0.032 R)
• M3: 1,071,570 km (0.106 R)
• M4: 1,917,396 km (0.081 R)
• M5: 3,077,976 km (0.066 R)
• M6: 3,509,416 km (0.117 R)
• M7: 4,135,484 km (0.057 R)
• M8: 4,835,153 km (0.065 R)
• M9: 6,340,257 km (0.098 R)
• M10: 7,073,586 km (0.06 R)
• M11: 7,534,347 km (0.082 R)
• M12: 9,444,413 km (0.114 R)
• M13: 11,113,925 km (0.099 R)
• M14: 13,533,521 km (0.103 R)
• M15: 14,291,533 km (0.093 R)
• M16: 14,936,899 km (0.094 R)
• M17: 15,505,371 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.6

Radius: 11.8

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.84 AU - 2.88 AU

Year: 3281 Days

Day: 13.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,201,340 km

• M1: 146,756 km (0.108 R)
• M2: 527,931 km (0.109 R)
• M3: 953,836 km (0.095 R)
• M4: 1,359,695 km (0.107 R)
• M5: 1,834,519 km (0.107 R)
• M6: 2,290,194 km (0.061 R)
• M7: 3,924,102 km (0.094 R)
• M8: 5,869,921 km (0.11 R)
• M9: 6,428,819 km (0.068 R)
• M10: 8,883,271 km (0.108 R)
• M11: 9,284,193 km (0.093 R)
• M12: 10,240,722 km (0.098 R)
• M13: 11,346,101 km (0.113 R)
• M14: 13,553,118 km (0.093 R)
• M15: 14,782,962 km (0.1 R)
• M16: 15,191,963 km (0.103 R)
• M17: 17,351,109 km (0.098 R)
• M18: 19,341,060 km (0.119 R)
• M19: 20,770,767 km (0.108 R)
• M20: 21,348,963 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.9

Radius: 9.3

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.76 AU - 5.54 AU

Year: 7927 Days

Day: 6.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,201,340 km

• M1: 116,836 km (0.098 R)
• M2: 482,902 km (0.118 R)
• M3: 1,209,948 km (0.095 R)
• M4: 1,661,434 km (0.071 R)
• M5: 2,022,713 km (0.083 R)
• M6: 3,576,137 km (0.04 R)
• M7: 4,683,909 km (0.105 R)
• M8: 6,143,835 km (0.056 R)
• M9: 7,130,433 km (0.111 R)
• M10: 8,177,020 km (0.049 R)
• M11: 13,518,412 km (0.036 R)
• M12: 18,827,191 km (0.068 R)
• M13: 19,424,386 km (0.119 R)
• M14: 20,735,162 km (0.095 R)
• M15: 21,291,667 km (0.097 R)
• M16: 28,867,602 km (0.113 R)
• M17: 31,710,410 km (0.117 R)
• M18: 37,358,478 km (0.093 R)
• M19: 42,613,402 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.8

Radius: 3.4

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.58 AU - 7.1 AU

Year: 9572 Days

Day: 21.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,201,340 km

• M1: 43,982 km (0.068 R)
• M2: 271,221 km (0.086 R)
• M3: 454,478 km (0.098 R)
• M4: 584,928 km (0.056 R)
• M5: 1,624,483 km (0.102 R)
• M6: 2,506,213 km (0.083 R)
• M7: 2,918,654 km (0.093 R)
• M8: 4,074,448 km (0.118 R)
• M9: 7,297,833 km (0.047 R)
• M10: 8,196,019 km (0.082 R)
• M11: 9,840,548 km (0.089 R)
• M12: 11,288,955 km (0.093 R)
• M13: 13,537,859 km (0.118 R)
• M14: 14,886,484 km (0.041 R)
• M15: 16,942,258 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.1

Radius: 7.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.53 AU - 8.41 AU

Year: 13848 Days

Day: 18.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,201,340 km

• M1: 111,002 km (0.065 R)
• M2: 427,252 km (0.076 R)
• M3: 696,677 km (0.085 R)
• M4: 1,321,697 km (0.078 R)
• M5: 1,836,763 km (0.09 R)
• M6: 2,164,681 km (0.113 R)
• M7: 2,842,958 km (0.119 R)
• M8: 3,610,245 km (0.106 R)
• M9: 4,328,315 km (0.113 R)
• M10: 5,166,662 km (0.109 R)
• M11: 8,489,829 km (0.091 R)
• M12: 9,404,470 km (0.11 R)
• M13: 10,897,606 km (0.105 R)
• M14: 11,625,849 km (0.039 R)
• M15: 12,647,004 km (0.097 R)
• M16: 14,231,993 km (0.116 R)
• M17: 19,006,709 km (0.075 R)
• M18: 21,451,437 km (0.067 R)
• M19: 24,751,267 km (0.084 R)
• M20: 26,781,310 km (0.106 R)
• M21: 27,393,614 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.3

Radius: 4.3

Gravity: 50.37 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.21 AU - 8.33 AU

Year: 14690 Days

Day: 24.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,201,340 km

• M1: 74,051 km (0.098 R)
• M2: 229,782 km (0.097 R)
• M3: 402,418 km (0.059 R)
• M4: 635,641 km (0.078 R)
• M5: 813,812 km (0.098 R)
• M6: 1,025,194 km (0.098 R)
• M7: 1,574,817 km (0.064 R)
• M8: 1,795,922 km (0.066 R)
• M9: 2,585,350 km (0.112 R)
• M10: 3,252,557 km (0.061 R)
• M11: 3,442,696 km (0.116 R)
• M12: 3,815,793 km (0.109 R)
• M13: 5,317,008 km (0.08 R)
• M14: 7,875,730 km (0.119 R)
• M15: 8,572,856 km (0.117 R)
• M16: 9,310,223 km (0.062 R)
• M17: 12,684,703 km (0.096 R)
• M18: 12,952,932 km (0.101 R)
• M19: 14,496,632 km (0.086 R)
• M20: 18,196,786 km (0.112 R)
• M21: 18,970,506 km (0.058 R)
• M22: 22,092,015 km (0.083 R)
• M23: 24,079,273 km (0.036 R)
• M24: 26,836,661 km (0.078 R)
• M25: 33,731,029 km (0.112 R)
• M26: 34,375,347 km (0.088 R)
• M27: 36,088,990 km (0.073 R)
• M28: 40,115,118 km (0.111 R)
• M29: 41,129,840 km (0.037 R)
• M30: 41,276,296 km (0.093 R)
• M31: 42,013,216 km (0.116 R)
• M32: 43,361,840 km (0.098 R)
• M33: 46,303,084 km (0.107 R)
• M34: 46,620,232 km (0.113 R)
• M35: 48,227,661 km (0.053 R)
• M36: 57,916,965 km (0.051 R)
• M37: 59,399,031 km (0.094 R)
• M38: 67,392,794 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.6

Radius: 4.3

Gravity: 24.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.47 AU - 11.93 AU

Year: 20490 Days

Day: 21.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 67,201,340 km

• M1: 100,829 km (0.114 R)
• M2: 289,322 km (0.092 R)
• M3: 574,755 km (0.086 R)
• M4: 838,945 km (0.109 R)
• M5: 1,607,878 km (0.087 R)
• M6: 1,812,677 km (0.081 R)
• M7: 2,786,859 km (0.073 R)
• M8: 2,957,251 km (0.032 R)
• M9: 4,129,200 km (0.069 R)
• M10: 5,244,602 km (0.037 R)
• M11: 6,295,527 km (0.099 R)
• M12: 7,159,305 km (0.074 R)
• M13: 7,479,445 km (0.093 R)
• M14: 7,714,014 km (0.078 R)
• M15: 8,650,048 km (0.096 R)
• M16: 8,908,404 km (0.066 R)
• M17: 11,347,447 km (0.051 R)
• M18: 12,488,729 km (0.075 R)
• M19: 13,290,873 km (0.083 R)
• M20: 14,340,901 km (0.116 R)
• M21: 16,684,202 km (0.076 R)
• M22: 18,664,728 km (0.111 R)
• M23: 18,836,466 km (0.091 R)
• M24: 21,920,875 km (0.093 R)
• M25: 24,597,779 km (0.064 R)
• M26: 28,722,791 km (0.091 R)
• M27: 29,297,696 km (0.072 R)
• M28: 33,034,501 km (0.114 R)
• M29: 36,003,570 km (0.092 R)
• M30: 39,427,416 km (0.087 R)
• M31: 40,137,258 km (0.068 R)
• M32: 41,290,658 km (0.064 R)
• M33: 45,969,032 km (0.047 R)
• M34: 48,516,385 km (0.093 R)
• M35: 53,890,239 km (0.078 R)
• M36: 54,064,371 km (0.094 R)
• M37: 54,764,190 km (0.108 R)
• M38: 55,116,493 km (0.074 R)
• M39: 55,825,437 km (0.105 R)
• M40: 58,171,581 km (0.12 R)
• M41: 64,616,407 km (0.11 R)
• M42: 66,398,716 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 13,880 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit