🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.9

Radius: 11.4

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1 AU - 1.04 AU

Year: 676 Days

Day: 9.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,605,180 km

• M1: 142,268 km (0.079 R)
• M2: 753,824 km (0.073 R)
• M3: 1,401,134 km (0.088 R)
• M4: 2,031,389 km (0.099 R)
• M5: 2,432,461 km (0.098 R)
• M6: 3,372,684 km (0.107 R)
• M7: 3,845,712 km (0.064 R)
• M8: 4,894,244 km (0.085 R)
• M9: 6,124,238 km (0.094 R)
• M10: 6,557,623 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.1

Radius: 11.5

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.04 AU - 1.32 AU

Year: 841 Days

Day: 11.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,605,180 km

• M1: 143,016 km (0.092 R)
• M2: 504,594 km (0.09 R)
• M3: 1,172,548 km (0.118 R)
• M4: 1,656,348 km (0.103 R)
• M5: 2,639,804 km (0.105 R)
• M6: 3,842,571 km (0.115 R)
• M7: 4,369,455 km (0.085 R)
• M8: 5,324,188 km (0.115 R)
• M9: 5,762,660 km (0.059 R)
• M10: 6,266,505 km (0.093 R)
• M11: 6,821,513 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839

Radius: 14.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.33 AU - 1.61 AU

Year: 1169 Days

Day: 11.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,605,180 km

• M1: 180,565 km (0.116 R)
• M2: 725,400 km (0.091 R)
• M3: 1,188,555 km (0.118 R)
• M4: 1,792,482 km (0.055 R)
• M5: 4,201,456 km (0.071 R)
• M6: 5,216,627 km (0.082 R)
• M7: 6,553,883 km (0.068 R)
• M8: 9,106,172 km (0.116 R)
• M9: 9,711,894 km (0.04 R)
• M10: 11,344,455 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.6

Radius: 11.9

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.84 AU - 3.7 AU

Year: 3879 Days

Day: 8.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,605,180 km

• M1: 147,952 km (0.101 R)
• M2: 520,002 km (0.107 R)
• M3: 2,436,052 km (0.062 R)
• M4: 3,444,790 km (0.117 R)
• M5: 4,074,148 km (0.034 R)
• M6: 4,757,063 km (0.079 R)
• M7: 5,735,134 km (0.106 R)
• M8: 6,167,322 km (0.059 R)
• M9: 6,621,202 km (0.096 R)
• M10: 7,656,569 km (0.119 R)
• M11: 8,730,831 km (0.107 R)
• M12: 9,338,797 km (0.09 R)
• M13: 12,473,171 km (0.038 R)
• M14: 14,094,064 km (0.091 R)
• M15: 17,856,899 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.1

Radius: 4.4

Gravity: 47.63 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.46 AU - 8.44 AU

Year: 12020 Days

Day: 18.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 38,605,180 km

• M1: 54,753 km (0.076 R)
• M2: 198,516 km (0.105 R)
• M3: 540,198 km (0.096 R)
• M4: 870,809 km (0.108 R)
• M5: 1,093,261 km (0.045 R)
• M6: 1,818,362 km (0.114 R)
• M7: 2,281,966 km (0.102 R)
• M8: 2,617,664 km (0.099 R)
• M9: 2,937,653 km (0.057 R)
• M10: 3,181,797 km (0.094 R)
• M11: 3,600,522 km (0.042 R)
• M12: 3,967,036 km (0.087 R)
• M13: 4,741,355 km (0.031 R)
• M14: 5,077,501 km (0.06 R)
• M15: 5,429,505 km (0.101 R)
• M16: 7,087,199 km (0.104 R)
• M17: 8,314,949 km (0.065 R)
• M18: 10,608,583 km (0.081 R)
• M19: 11,008,608 km (0.115 R)
• M20: 12,144,954 km (0.1 R)
• M21: 13,226,247 km (0.099 R)
• M22: 13,622,681 km (0.112 R)
• M23: 14,300,958 km (0.064 R)
• M24: 14,578,462 km (0.105 R)
• M25: 16,244,234 km (0.098 R)
• M26: 16,698,862 km (0.068 R)
• M27: 19,267,757 km (0.074 R)
• M28: 19,862,708 km (0.06 R)
• M29: 21,089,410 km (0.113 R)
• M30: 22,645,826 km (0.027 R)
• M31: 25,171,787 km (0.085 R)
• M32: 30,889,866 km (0.094 R)
• M33: 36,893,976 km (0.106 R)
• M34: 47,057,955 km (0.052 R)
• M35: 51,954,742 km (0.054 R)
• M36: 54,610,104 km (0.05 R)
• M37: 56,142,884 km (0.077 R)
• M38: 58,230,672 km (0.039 R)
• M39: 59,293,864 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.1

Radius: 7.5

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.29 AU - 7.31 AU

Year: 12939 Days

Day: 20.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,605,180 km

• M1: 93,199 km (0.089 R)
• M2: 451,038 km (0.083 R)
• M3: 704,606 km (0.095 R)
• M4: 1,498,223 km (0.116 R)
• M5: 1,789,490 km (0.105 R)
• M6: 3,742,939 km (0.103 R)
• M7: 4,382,769 km (0.034 R)
• M8: 8,134,235 km (0.025 R)
• M9: 9,967,706 km (0.108 R)
• M10: 11,814,791 km (0.119 R)
• M11: 13,824,638 km (0.077 R)
• M12: 14,263,409 km (0.117 R)
• M13: 19,175,904 km (0.058 R)
• M14: 24,467,779 km (0.113 R)
• M15: 27,274,385 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595

Radius: 3.3

Gravity: 54.64 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.65 AU - 8.05 AU

Year: 13072 Days

Day: 23.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,605,180 km

• M1: 41,139 km (0.102 R)
• M2: 452,384 km (0.099 R)
• M3: 630,705 km (0.084 R)
• M4: 1,415,345 km (0.113 R)
• M5: 1,700,329 km (0.096 R)
• M6: 2,076,718 km (0.11 R)
• M7: 2,568,895 km (0.073 R)
• M8: 3,408,288 km (0.12 R)
• M9: 4,264,886 km (0.065 R)
• M10: 4,920,872 km (0.119 R)
• M11: 9,431,847 km (0.095 R)
• M12: 9,947,660 km (0.116 R)
• M13: 12,564,725 km (0.111 R)
• M14: 20,775,404 km (0.111 R)
• M15: 24,597,331 km (0.1 R)
• M16: 24,790,162 km (0.09 R)
• M17: 25,670,546 km (0.115 R)
• M18: 35,524,857 km (0.046 R)
• M19: 40,807,008 km (0.052 R)
• M20: 43,423,026 km (0.033 R)
• M21: 48,379,203 km (0.047 R)
• M22: 48,833,831 km (0.065 R)
• M23: 49,905,550 km (0.053 R)
• M24: 51,463,762 km (0.096 R)
• M25: 54,676,675 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.5

Radius: 5.6

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.06 AU - 8.78 AU

Year: 14622 Days

Day: 22.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 38,605,180 km

• M1: 69,713 km (0.116 R)
• M2: 276,756 km (0.109 R)
• M3: 583,432 km (0.117 R)
• M4: 1,214,735 km (0.103 R)
• M5: 1,866,682 km (0.118 R)
• M6: 2,100,055 km (0.108 R)
• M7: 2,791,047 km (0.074 R)
• M8: 6,009,496 km (0.033 R)
• M9: 7,179,351 km (0.056 R)
• M10: 8,856,942 km (0.081 R)
• M11: 9,042,593 km (0.063 R)
• M12: 10,160,987 km (0.034 R)
• M13: 10,570,735 km (0.087 R)
• M14: 12,964,151 km (0.045 R)
• M15: 13,815,513 km (0.105 R)
• M16: 17,088,714 km (0.099 R)
• M17: 18,485,809 km (0.092 R)
• M18: 22,095,306 km (0.07 R)
• M19: 22,695,942 km (0.1 R)
• M20: 22,956,691 km (0.077 R)
• M21: 23,661,746 km (0.029 R)
• M22: 30,669,807 km (0.106 R)
• M23: 30,882,087 km (0.086 R)
• M24: 31,095,264 km (0.063 R)
• M25: 31,416,899 km (0.085 R)
• M26: 34,756,971 km (0.079 R)
• M27: 34,987,800 km (0.044 R)
• M28: 38,203,556 km (0.092 R)
• M29: 40,326,200 km (0.051 R)
• M30: 40,836,928 km (0.115 R)
• M31: 41,871,098 km (0.053 R)
• M32: 42,526,336 km (0.102 R)
• M33: 44,397,207 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.1

Radius: 7.3

Gravity: 16.44 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.58 AU - 9.4 AU

Year: 17683 Days

Day: 23 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 38,605,180 km

• M1: 90,806 km (0.045 R)
• M2: 337,194 km (0.116 R)
• M3: 645,664 km (0.084 R)
• M4: 1,306,887 km (0.096 R)
• M5: 3,051,348 km (0.106 R)
• M6: 3,490,567 km (0.054 R)
• M7: 3,939,959 km (0.061 R)
• M8: 5,251,932 km (0.108 R)
• M9: 6,007,102 km (0.088 R)
• M10: 6,302,857 km (0.11 R)
• M11: 7,391,481 km (0.107 R)
• M12: 8,760,302 km (0.105 R)
• M13: 9,877,648 km (0.069 R)
• M14: 12,528,223 km (0.115 R)
• M15: 14,764,861 km (0.081 R)
• M16: 17,339,590 km (0.049 R)
• M17: 18,466,062 km (0.066 R)
• M18: 19,273,890 km (0.105 R)
• M19: 19,732,857 km (0.06 R)
• M20: 23,879,859 km (0.107 R)
• M21: 24,409,286 km (0.069 R)
• M22: 26,605,533 km (0.084 R)
• M23: 29,169,790 km (0.086 R)
• M24: 34,918,985 km (0.083 R)
• M25: 36,153,018 km (0.086 R)
• M26: 47,922,032 km (0.077 R)
• M27: 55,859,247 km (0.04 R)
• M28: 62,406,248 km (0.081 R)
• M29: 64,629,272 km (0.038 R)
• M30: 69,876,567 km (0.04 R)
• M31: 70,741,691 km (0.088 R)
• M32: 73,602,601 km (0.052 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.1

Radius: 4.4

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.23 AU - 10.21 AU

Year: 18366 Days

Day: 16.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,605,180 km

• M1: 54,753 km (0.09 R)
• M2: 195,524 km (0.102 R)
• M3: 587,620 km (0.038 R)
• M4: 724,502 km (0.104 R)
• M5: 928,404 km (0.072 R)
• M6: 1,105,977 km (0.034 R)
• M7: 1,427,612 km (0.091 R)
• M8: 1,721,722 km (0.117 R)
• M9: 1,898,696 km (0.108 R)
• M10: 2,055,325 km (0.068 R)
• M11: 2,220,631 km (0.102 R)
• M12: 2,910,875 km (0.103 R)
• M13: 3,428,933 km (0.107 R)
• M14: 5,228,894 km (0.077 R)
• M15: 5,697,136 km (0.111 R)
• M16: 9,153,744 km (0.113 R)
• M17: 9,602,687 km (0.099 R)
• M18: 11,037,331 km (0.108 R)
• M19: 16,318,136 km (0.105 R)
• M20: 16,977,414 km (0.051 R)
• M21: 22,740,971 km (0.062 R)
• M22: 28,064,411 km (0.102 R)
• M23: 30,963,169 km (0.076 R)
• M24: 31,972,057 km (0.108 R)
• M25: 33,737,162 km (0.052 R)
• M26: 36,338,071 km (0.096 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 13,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit