🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696

Radius: 11.3

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.95 AU - 1.29 AU

Year: 818 Days

Day: 5.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,538,649 km

• M1: 157,975 km (0.061 R)
• M2: 691,591 km (0.088 R)
• M3: 1,141,731 km (0.106 R)
• M4: 1,770,341 km (0.089 R)
• M5: 3,354,134 km (0.073 R)
• M6: 3,837,634 km (0.114 R)
• M7: 4,286,428 km (0.085 R)
• M8: 4,650,100 km (0.049 R)
• M9: 6,465,022 km (0.102 R)
• M10: 7,309,202 km (0.065 R)
• M11: 8,763,593 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.5

Radius: 8.8

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.65 AU - 1.79 AU

Year: 1557 Days

Day: 13.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,538,649 km

• M1: 109,506 km (0.118 R)
• M2: 391,198 km (0.092 R)
• M3: 719,416 km (0.11 R)
• M4: 1,472,641 km (0.077 R)
• M5: 2,350,631 km (0.044 R)
• M6: 2,832,187 km (0.094 R)
• M7: 3,188,828 km (0.111 R)
• M8: 3,542,029 km (0.049 R)
• M9: 3,885,655 km (0.118 R)
• M10: 4,308,269 km (0.088 R)
• M11: 4,761,251 km (0.069 R)
• M12: 5,289,332 km (0.092 R)
• M13: 5,579,103 km (0.076 R)
• M14: 6,362,846 km (0.108 R)
• M15: 6,742,376 km (0.083 R)
• M16: 7,217,948 km (0.086 R)
• M17: 7,575,187 km (0.092 R)
• M18: 8,687,448 km (0.113 R)
• M19: 10,836,870 km (0.052 R)
• M20: 11,489,715 km (0.06 R)
• M21: 12,596,440 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.4

Radius: 10.4

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.53 AU - 3.95 AU

Year: 4993 Days

Day: 6.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 137.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,538,649 km

• M1: 129,402 km (0.096 R)
• M2: 452,833 km (0.111 R)
• M3: 1,364,333 km (0.098 R)
• M4: 2,197,294 km (0.104 R)
• M5: 2,646,237 km (0.111 R)
• M6: 3,037,136 km (0.057 R)
• M7: 3,640,464 km (0.065 R)
• M8: 4,006,680 km (0.099 R)
• M9: 4,499,006 km (0.091 R)
• M10: 4,921,471 km (0.053 R)
• M11: 5,341,691 km (0.063 R)
• M12: 6,514,389 km (0.078 R)
• M13: 6,849,787 km (0.092 R)
• M14: 7,555,291 km (0.119 R)
• M15: 9,964,864 km (0.094 R)
• M16: 11,830,798 km (0.054 R)
• M17: 12,484,541 km (0.112 R)
• M18: 13,056,304 km (0.071 R)
• M19: 14,252,189 km (0.117 R)
• M20: 15,519,582 km (0.037 R)
• M21: 16,241,841 km (0.08 R)
• M22: 17,303,088 km (0.104 R)
• M23: 19,287,953 km (0.05 R)
• M24: 20,406,496 km (0.106 R)
• M25: 23,003,066 km (0.066 R)
• M26: 24,987,632 km (0.041 R)
• M27: 25,646,161 km (0.117 R)
• M28: 26,997,778 km (0.095 R)
• M29: 30,490,440 km (0.092 R)
• M30: 31,622,895 km (0.11 R)
• M31: 32,199,595 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.9

Radius: 8.1

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.23 AU - 5.07 AU

Year: 5836 Days

Day: 6.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,538,649 km

• M1: 102,175 km (0.062 R)
• M2: 502,649 km (0.104 R)
• M3: 1,908,270 km (0.087 R)
• M4: 2,990,761 km (0.03 R)
• M5: 3,465,734 km (0.114 R)
• M6: 3,733,065 km (0.082 R)
• M7: 4,540,295 km (0.112 R)
• M8: 5,197,030 km (0.066 R)
• M9: 6,137,103 km (0.08 R)
• M10: 7,438,754 km (0.094 R)
• M11: 8,751,326 km (0.115 R)
• M12: 11,580,072 km (0.1 R)
• M13: 13,281,449 km (0.081 R)
• M14: 17,689,948 km (0.097 R)
• M15: 18,018,914 km (0.116 R)
• M16: 22,139,288 km (0.112 R)
• M17: 22,675,596 km (0.043 R)
• M18: 24,094,233 km (0.104 R)
• M19: 27,369,529 km (0.055 R)
• M20: 29,618,284 km (0.118 R)
• M21: 31,311,882 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.2

Radius: 12.4

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.02 AU - 5.74 AU

Year: 8614 Days

Day: 10.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,538,649 km

• M1: 158,723 km (0.116 R)
• M2: 613,800 km (0.107 R)
• M3: 1,032,375 km (0.075 R)
• M4: 1,568,384 km (0.112 R)
• M5: 2,340,309 km (0.055 R)
• M6: 2,916,410 km (0.063 R)
• M7: 3,706,736 km (0.109 R)
• M8: 4,465,646 km (0.064 R)
• M9: 5,614,109 km (0.112 R)
• M10: 6,222,673 km (0.089 R)
• M11: 11,204,881 km (0.053 R)
• M12: 11,681,499 km (0.08 R)
• M13: 12,562,182 km (0.03 R)
• M14: 14,580,257 km (0.05 R)
• M15: 17,221,258 km (0.062 R)
• M16: 18,654,705 km (0.073 R)
• M17: 23,090,581 km (0.083 R)
• M18: 26,565,590 km (0.045 R)
• M19: 27,893,869 km (0.12 R)
• M20: 30,785,297 km (0.117 R)
• M21: 36,230,510 km (0.106 R)
• M22: 38,219,114 km (0.12 R)
• M23: 42,668,753 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.6

Radius: 13.3

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.93 AU - 5.89 AU

Year: 8686 Days

Day: 8.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,538,649 km

• M1: 165,754 km (0.026 R)
• M2: 742,903 km (0.073 R)
• M3: 1,488,050 km (0.115 R)
• M4: 2,098,409 km (0.088 R)
• M5: 3,098,770 km (0.052 R)
• M6: 3,565,815 km (0.08 R)
• M7: 4,131,594 km (0.065 R)
• M8: 5,666,468 km (0.058 R)
• M9: 6,617,312 km (0.082 R)
• M10: 7,831,299 km (0.097 R)
• M11: 11,048,551 km (0.069 R)
• M12: 12,040,534 km (0.093 R)
• M13: 14,382,638 km (0.042 R)
• M14: 18,767,801 km (0.083 R)
• M15: 24,925,100 km (0.111 R)
• M16: 26,446,061 km (0.093 R)
• M17: 27,462,728 km (0.11 R)
• M18: 29,969,091 km (0.065 R)
• M19: 31,585,197 km (0.064 R)
• M20: 33,686,149 km (0.044 R)
• M21: 34,117,290 km (0.045 R)
• M22: 34,990,643 km (0.102 R)
• M23: 35,878,805 km (0.114 R)
• M24: 36,895,921 km (0.113 R)
• M25: 38,516,216 km (0.049 R)
• M26: 39,343,791 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.3

Radius: 3

Gravity: 69.37 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.1 AU - 7.98 AU

Year: 12893 Days

Day: 16.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,538,649 km

• M1: 37,399 km (0.084 R)
• M2: 271,221 km (0.093 R)
• M3: 464,352 km (0.103 R)
• M4: 856,298 km (0.055 R)
• M5: 993,180 km (0.059 R)
• M6: 1,891,216 km (0.065 R)
• M7: 2,105,590 km (0.053 R)
• M8: 2,647,134 km (0.102 R)
• M9: 3,032,349 km (0.104 R)
• M10: 3,275,745 km (0.081 R)
• M11: 3,584,814 km (0.097 R)
• M12: 5,357,399 km (0.06 R)
• M13: 6,549,544 km (0.081 R)
• M14: 7,038,729 km (0.109 R)
• M15: 7,862,565 km (0.103 R)
• M16: 9,595,806 km (0.12 R)
• M17: 9,698,879 km (0.078 R)
• M18: 10,605,891 km (0.05 R)
• M19: 12,280,788 km (0.086 R)
• M20: 13,925,318 km (0.076 R)
• M21: 15,146,036 km (0.071 R)
• M22: 15,426,682 km (0.1 R)
• M23: 16,807,321 km (0.08 R)
• M24: 17,797,958 km (0.103 R)
• M25: 18,586,039 km (0.097 R)
• M26: 20,743,390 km (0.052 R)
• M27: 20,916,026 km (0.108 R)
• M28: 34,665,417 km (0.104 R)
• M29: 39,215,137 km (0.105 R)
• M30: 40,010,250 km (0.111 R)
• M31: 40,815,984 km (0.106 R)
• M32: 41,222,740 km (0.102 R)
• M33: 43,297,813 km (0.063 R)
• M34: 44,863,055 km (0.061 R)
• M35: 46,613,051 km (0.038 R)
• M36: 51,659,286 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.3

Radius: 5.6

Gravity: 26.95 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.4 AU - 7.52 AU

Year: 14064 Days

Day: 16 Hours

Environment

Temp: -222 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,538,649 km

• M1: 69,713 km (0.103 R)
• M2: 282,890 km (0.085 R)
• M3: 1,724,714 km (0.072 R)
• M4: 2,162,437 km (0.098 R)
• M5: 2,603,601 km (0.107 R)
• M6: 3,442,247 km (0.109 R)
• M7: 4,042,882 km (0.061 R)
• M8: 4,744,347 km (0.114 R)
• M9: 5,486,801 km (0.074 R)
• M10: 5,789,138 km (0.041 R)
• M11: 6,142,339 km (0.054 R)
• M12: 9,667,613 km (0.059 R)
• M13: 10,052,977 km (0.069 R)
• M14: 12,008,819 km (0.089 R)
• M15: 14,775,034 km (0.106 R)
• M16: 19,114,270 km (0.111 R)
• M17: 21,525,787 km (0.11 R)
• M18: 23,046,450 km (0.096 R)
• M19: 27,158,895 km (0.116 R)
• M20: 30,663,524 km (0.114 R)
• M21: 31,855,371 km (0.053 R)
• M22: 32,340,666 km (0.095 R)
• M23: 33,077,735 km (0.095 R)
• M24: 37,199,306 km (0.103 R)
• M25: 41,794,952 km (0.102 R)
• M26: 42,085,023 km (0.033 R)
• M27: 43,704,569 km (0.089 R)
• M28: 45,212,516 km (0.045 R)
• M29: 46,911,050 km (0.095 R)
• M30: 48,811,990 km (0.098 R)
• M31: 49,944,147 km (0.035 R)
• M32: 52,093,270 km (0.068 R)
• M33: 52,766,610 km (0.085 R)
• M34: 58,545,575 km (0.119 R)
• M35: 58,908,799 km (0.101 R)
• M36: 59,273,519 km (0.068 R)
• M37: 62,623,913 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 19,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit