🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.3

Radius: 10.2

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.53 AU - 0.59 AU

Year: 284 Days

Day: 6.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,328,336 km

• M1: 126,859 km (0.105 R)
• M2: 459,415 km (0.118 R)
• M3: 897,438 km (0.11 R)
• M4: 1,254,528 km (0.098 R)
• M5: 1,754,035 km (0.098 R)
• M6: 2,127,132 km (0.052 R)
• M7: 2,597,169 km (0.05 R)
• M8: 3,206,780 km (0.071 R)
• M9: 3,524,077 km (0.115 R)
• M10: 4,222,549 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997

Radius: 8.1

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.74 AU - 0.96 AU

Year: 532 Days

Day: 5.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,328,336 km

• M1: 101,128 km (0.097 R)
• M2: 536,608 km (0.106 R)
• M3: 882,478 km (0.072 R)
• M4: 1,254,677 km (0.1 R)
• M5: 1,594,713 km (0.045 R)
• M6: 2,410,770 km (0.075 R)
• M7: 2,801,669 km (0.117 R)
• M8: 3,272,453 km (0.045 R)
• M9: 4,656,982 km (0.032 R)
• M10: 5,160,379 km (0.075 R)
• M11: 5,643,879 km (0.061 R)
• M12: 5,944,421 km (0.079 R)
• M13: 6,536,978 km (0.047 R)
• M14: 7,409,583 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.1

Radius: 11.5

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.38 AU - 1.38 AU

Year: 1100 Days

Day: 12.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,328,336 km

• M1: 143,165 km (0.034 R)
• M2: 509,979 km (0.091 R)
• M3: 893,548 km (0.119 R)
• M4: 1,455,886 km (0.075 R)
• M5: 1,974,841 km (0.099 R)
• M6: 2,495,442 km (0.092 R)
• M7: 3,910,638 km (0.111 R)
• M8: 4,682,563 km (0.029 R)
• M9: 5,431,450 km (0.12 R)
• M10: 6,347,737 km (0.111 R)
• M11: 7,216,152 km (0.107 R)
• M12: 8,349,955 km (0.051 R)
• M13: 9,016,563 km (0.101 R)
• M14: 10,838,964 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.1

Radius: 14.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.64 AU - 2.3 AU

Year: 1875 Days

Day: 6.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,328,336 km

• M1: 182,809 km (0.049 R)
• M2: 740,360 km (0.096 R)
• M3: 1,251,685 km (0.103 R)
• M4: 1,861,895 km (0.069 R)
• M5: 2,571,887 km (0.081 R)
• M6: 3,772,110 km (0.117 R)
• M7: 4,519,800 km (0.092 R)
• M8: 5,138,537 km (0.027 R)
• M9: 6,468,313 km (0.039 R)
• M10: 7,144,046 km (0.108 R)
• M11: 7,807,064 km (0.106 R)
• M12: 9,123,974 km (0.091 R)
• M13: 9,870,617 km (0.105 R)
• M14: 10,475,292 km (0.084 R)
• M15: 11,256,193 km (0.045 R)
• M16: 14,912,215 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.9

Radius: 11.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.05 AU - 2.35 AU

Year: 2213 Days

Day: 9.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,328,336 km

• M1: 148,251 km (0.106 R)
• M2: 778,807 km (0.116 R)
• M3: 1,187,508 km (0.099 R)
• M4: 2,260,424 km (0.11 R)
• M5: 2,724,476 km (0.1 R)
• M6: 4,027,175 km (0.112 R)
• M7: 4,621,976 km (0.091 R)
• M8: 5,623,833 km (0.043 R)
• M9: 6,345,792 km (0.118 R)
• M10: 6,741,329 km (0.109 R)
• M11: 8,189,436 km (0.109 R)
• M12: 8,772,270 km (0.1 R)
• M13: 9,835,611 km (0.064 R)
• M14: 10,398,548 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950

Radius: 7.8

Gravity: 15.61 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.95 AU - 6.56 AU

Year: 9352 Days

Day: 16.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,328,336 km

• M1: 96,939 km (0.088 R)
• M2: 361,129 km (0.087 R)
• M3: 767,587 km (0.025 R)
• M4: 2,477,490 km (0.107 R)
• M5: 3,031,302 km (0.12 R)
• M6: 4,715,325 km (0.101 R)
• M7: 5,226,950 km (0.111 R)
• M8: 5,496,226 km (0.098 R)
• M9: 6,247,805 km (0.118 R)
• M10: 6,512,893 km (0.118 R)
• M11: 6,985,173 km (0.082 R)
• M12: 7,649,986 km (0.079 R)
• M13: 7,909,838 km (0.1 R)
• M14: 8,175,673 km (0.091 R)
• M15: 9,153,445 km (0.105 R)
• M16: 10,103,391 km (0.115 R)
• M17: 11,395,319 km (0.067 R)
• M18: 11,849,498 km (0.119 R)
• M19: 12,854,646 km (0.103 R)
• M20: 14,434,399 km (0.084 R)
• M21: 15,442,240 km (0.102 R)
• M22: 15,928,284 km (0.035 R)
• M23: 16,424,350 km (0.052 R)
• M24: 17,447,600 km (0.065 R)
• M25: 19,863,605 km (0.085 R)
• M26: 20,273,055 km (0.059 R)
• M27: 22,229,795 km (0.088 R)
• M28: 22,938,889 km (0.118 R)
• M29: 28,434,666 km (0.105 R)
• M30: 29,800,494 km (0.09 R)
• M31: 30,121,830 km (0.043 R)
• M32: 31,986,418 km (0.09 R)
• M33: 36,065,204 km (0.085 R)
• M34: 43,841,002 km (0.117 R)
• M35: 45,945,994 km (0.111 R)
• M36: 47,824,046 km (0.106 R)
• M37: 50,356,438 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768

Radius: 5.3

Gravity: 27.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.01 AU - 8.39 AU

Year: 14492 Days

Day: 24.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,328,336 km

• M1: 65,973 km (0.087 R)
• M2: 285,283 km (0.087 R)
• M3: 475,871 km (0.113 R)
• M4: 664,364 km (0.101 R)
• M5: 935,585 km (0.095 R)
• M6: 1,122,134 km (0.108 R)
• M7: 1,540,559 km (0.093 R)
• M8: 1,717,982 km (0.107 R)
• M9: 2,038,121 km (0.098 R)
• M10: 2,460,885 km (0.115 R)
• M11: 3,013,350 km (0.098 R)
• M12: 3,425,193 km (0.116 R)
• M13: 4,329,063 km (0.079 R)
• M14: 8,221,450 km (0.082 R)
• M15: 9,022,996 km (0.119 R)
• M16: 10,041,159 km (0.058 R)
• M17: 13,757,020 km (0.086 R)
• M18: 14,383,536 km (0.047 R)
• M19: 15,843,462 km (0.037 R)
• M20: 21,916,088 km (0.089 R)
• M21: 22,103,833 km (0.101 R)
• M22: 24,341,668 km (0.049 R)
• M23: 26,195,036 km (0.112 R)
• M24: 27,372,820 km (0.102 R)
• M25: 27,809,795 km (0.105 R)
• M26: 34,805,590 km (0.05 R)
• M27: 35,447,365 km (0.113 R)
• M28: 37,019,639 km (0.115 R)
• M29: 40,867,894 km (0.049 R)
• M30: 42,159,373 km (0.107 R)
• M31: 43,329,826 km (0.031 R)
• M32: 45,888,848 km (0.1 R)
• M33: 48,866,294 km (0.115 R)
• M34: 49,186,882 km (0.088 R)
• M35: 55,202,213 km (0.115 R)
• M36: 55,899,488 km (0.105 R)
• M37: 57,133,671 km (0.044 R)
• M38: 63,197,172 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 604.6

Radius: 6.6

Gravity: 13.88 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.52 AU - 8.52 AU

Year: 15405 Days

Day: 19.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,328,336 km

• M1: 90,208 km (0.045 R)
• M2: 347,366 km (0.092 R)
• M3: 1,004,998 km (0.104 R)
• M4: 2,070,285 km (0.088 R)
• M5: 2,447,122 km (0.095 R)
• M6: 2,663,291 km (0.114 R)
• M7: 3,337,828 km (0.054 R)
• M8: 4,555,106 km (0.076 R)
• M9: 4,917,731 km (0.119 R)
• M10: 5,263,751 km (0.103 R)
• M11: 5,813,373 km (0.079 R)
• M12: 9,148,658 km (0.102 R)
• M13: 12,918,375 km (0.057 R)
• M14: 18,012,182 km (0.091 R)
• M15: 18,338,156 km (0.067 R)
• M16: 18,751,196 km (0.074 R)
• M17: 21,270,124 km (0.109 R)
• M18: 25,920,374 km (0.052 R)
• M19: 35,610,576 km (0.068 R)
• M20: 42,535,163 km (0.117 R)
• M21: 45,028,959 km (0.107 R)
• M22: 47,154,446 km (0.051 R)
• M23: 53,762,483 km (0.062 R)
• M24: 60,414,202 km (0.06 R)
• M25: 60,778,773 km (0.092 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 17,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit