🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.4

Radius: 10.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.5 AU - 0.54 AU

Year: 250 Days

Day: 5.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 52,403,523 km

• M1: 132,544 km (0.092 R)
• M2: 563,386 km (0.058 R)
• M3: 943,663 km (0.088 R)
• M4: 1,624,782 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.5

Radius: 13.2

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.75 AU - 1.19 AU

Year: 637 Days

Day: 5.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,403,523 km

• M1: 164,109 km (0.098 R)
• M2: 851,960 km (0.114 R)
• M3: 1,339,200 km (0.079 R)
• M4: 2,056,672 km (0.077 R)
• M5: 2,997,044 km (0.077 R)
• M6: 3,723,940 km (0.104 R)
• M7: 5,119,838 km (0.114 R)
• M8: 6,017,275 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.9

Radius: 12.4

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.95 AU - 0.99 AU

Year: 637 Days

Day: 11.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,403,523 km

• M1: 155,133 km (0.115 R)
• M2: 641,476 km (0.091 R)
• M3: 1,152,801 km (0.105 R)
• M4: 1,709,006 km (0.053 R)
• M5: 2,420,344 km (0.083 R)
• M6: 2,880,357 km (0.098 R)
• M7: 3,464,537 km (0.111 R)
• M8: 4,111,697 km (0.045 R)
• M9: 5,162,473 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.6

Radius: 13.3

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.88 AU - 1.16 AU

Year: 687 Days

Day: 14.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,403,523 km

• M1: 165,455 km (0.114 R)
• M2: 703,260 km (0.073 R)
• M3: 1,160,879 km (0.089 R)
• M4: 2,507,859 km (0.102 R)
• M5: 3,015,295 km (0.088 R)
• M6: 3,460,049 km (0.113 R)
• M7: 4,284,932 km (0.095 R)
• M8: 5,032,772 km (0.112 R)
• M9: 5,590,472 km (0.081 R)
• M10: 6,016,677 km (0.065 R)
• M11: 6,605,344 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.6

Radius: 14.4

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.85 AU - 2.57 AU

Year: 2191 Days

Day: 12 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,403,523 km

• M1: 179,069 km (0.028 R)
• M2: 645,066 km (0.058 R)
• M3: 1,235,828 km (0.061 R)
• M4: 2,226,764 km (0.068 R)
• M5: 2,850,288 km (0.055 R)
• M6: 3,427,886 km (0.065 R)
• M7: 4,410,295 km (0.065 R)
• M8: 5,330,172 km (0.11 R)
• M9: 5,900,140 km (0.069 R)
• M10: 6,621,052 km (0.106 R)
• M11: 9,176,782 km (0.049 R)
• M12: 10,446,719 km (0.084 R)
• M13: 11,143,845 km (0.103 R)
• M14: 12,332,250 km (0.075 R)
• M15: 12,848,213 km (0.085 R)
• M16: 13,333,658 km (0.113 R)
• M17: 16,303,774 km (0.104 R)
• M18: 17,997,970 km (0.11 R)
• M19: 19,286,157 km (0.104 R)

Asteroid Belt

Center: 2.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81

Radius: 14.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.85 AU - 3.87 AU

Year: 4107 Days

Day: 10.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,403,523 km

• M1: 185,651 km (0.029 R)
• M2: 813,513 km (0.115 R)
• M3: 1,945,820 km (0.103 R)
• M4: 6,150,118 km (0.108 R)
• M5: 8,250,771 km (0.111 R)
• M6: 10,625,937 km (0.096 R)
• M7: 11,381,256 km (0.061 R)
• M8: 12,135,379 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.2

Radius: 10.1

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.19 AU - 3.95 AU

Year: 4498 Days

Day: 5.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,403,523 km

• M1: 125,662 km (0.092 R)
• M2: 550,969 km (0.113 R)
• M3: 1,201,271 km (0.089 R)
• M4: 1,748,051 km (0.079 R)
• M5: 2,139,250 km (0.115 R)
• M6: 2,640,552 km (0.12 R)
• M7: 3,319,726 km (0.082 R)
• M8: 4,064,275 km (0.111 R)
• M9: 4,731,781 km (0.09 R)
• M10: 6,253,341 km (0.086 R)
• M11: 6,704,677 km (0.107 R)
• M12: 7,316,832 km (0.119 R)
• M13: 8,458,114 km (0.06 R)
• M14: 9,255,022 km (0.059 R)
• M15: 9,927,913 km (0.113 R)
• M16: 11,371,233 km (0.116 R)
• M17: 12,093,941 km (0.082 R)
• M18: 15,179,247 km (0.103 R)
• M19: 16,174,671 km (0.036 R)
• M20: 17,463,756 km (0.073 R)
• M21: 18,036,716 km (0.098 R)
• M22: 18,425,671 km (0.084 R)
• M23: 19,153,165 km (0.075 R)
• M24: 19,557,977 km (0.101 R)
• M25: 21,595,649 km (0.084 R)
• M26: 22,108,022 km (0.048 R)
• M27: 26,670,009 km (0.062 R)
• M28: 27,344,845 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793

Radius: 9.6

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.99 AU - 4.35 AU

Year: 4688 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,403,523 km

• M1: 123,568 km (0.1 R)
• M2: 657,333 km (0.108 R)
• M3: 1,047,185 km (0.09 R)
• M4: 1,627,176 km (0.115 R)
• M5: 1,983,967 km (0.078 R)
• M6: 3,083,511 km (0.068 R)
• M7: 3,507,322 km (0.097 R)
• M8: 4,085,817 km (0.094 R)
• M9: 4,572,908 km (0.056 R)
• M10: 4,883,473 km (0.111 R)
• M11: 5,404,373 km (0.114 R)
• M12: 6,176,597 km (0.069 R)
• M13: 6,492,548 km (0.039 R)
• M14: 7,577,132 km (0.072 R)
• M15: 8,013,509 km (0.115 R)
• M16: 8,976,770 km (0.085 R)
• M17: 9,383,078 km (0.101 R)
• M18: 10,320,159 km (0.074 R)
• M19: 11,271,601 km (0.041 R)
• M20: 12,529,270 km (0.041 R)
• M21: 13,296,259 km (0.112 R)
• M22: 13,717,826 km (0.088 R)
• M23: 14,094,064 km (0.099 R)
• M24: 15,378,960 km (0.037 R)
• M25: 18,569,135 km (0.079 R)
• M26: 18,963,475 km (0.111 R)
• M27: 20,042,674 km (0.108 R)
• M28: 23,373,022 km (0.102 R)
• M29: 25,329,313 km (0.114 R)
• M30: 25,652,145 km (0.067 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.2

Radius: 13.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.37 AU - 4.81 AU

Year: 6558 Days

Day: 12.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,403,523 km

• M1: 169,943 km (0.063 R)
• M2: 692,638 km (0.102 R)
• M3: 1,130,212 km (0.098 R)
• M4: 1,880,146 km (0.083 R)
• M5: 2,796,134 km (0.102 R)
• M6: 3,697,311 km (0.104 R)
• M7: 4,276,854 km (0.064 R)
• M8: 5,052,070 km (0.103 R)
• M9: 6,166,574 km (0.093 R)
• M10: 7,691,275 km (0.103 R)
• M11: 8,799,197 km (0.103 R)
• M12: 9,665,967 km (0.071 R)
• M13: 10,142,287 km (0.069 R)
• M14: 11,048,551 km (0.119 R)
• M15: 15,868,145 km (0.062 R)
• M16: 17,215,125 km (0.083 R)
• M17: 17,981,215 km (0.086 R)
• M18: 18,836,616 km (0.1 R)
• M19: 21,713,233 km (0.092 R)
• M20: 22,306,987 km (0.088 R)
• M21: 23,371,975 km (0.111 R)
• M22: 24,391,035 km (0.077 R)
• M23: 25,276,206 km (0.081 R)
• M24: 28,943,298 km (0.099 R)
• M25: 30,026,686 km (0.043 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.2

Radius: 6.1

Gravity: 14.2 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.02 AU - 7.48 AU

Year: 13018 Days

Day: 16.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,403,523 km

• M1: 91,554 km (0.094 R)
• M2: 298,298 km (0.103 R)
• M3: 737,817 km (0.118 R)
• M4: 1,060,799 km (0.081 R)
• M5: 1,939,387 km (0.115 R)
• M6: 2,537,629 km (0.111 R)
• M7: 2,947,228 km (0.116 R)
• M8: 3,203,788 km (0.113 R)
• M9: 3,526,321 km (0.068 R)
• M10: 4,294,656 km (0.111 R)
• M11: 4,844,278 km (0.102 R)
• M12: 5,103,083 km (0.086 R)
• M13: 6,384,089 km (0.101 R)
• M14: 9,766,647 km (0.104 R)
• M15: 10,713,900 km (0.076 R)
• M16: 11,042,866 km (0.076 R)
• M17: 13,285,189 km (0.108 R)
• M18: 13,793,223 km (0.07 R)
• M19: 16,384,557 km (0.115 R)
• M20: 16,968,737 km (0.044 R)
• M21: 18,101,342 km (0.111 R)
• M22: 19,122,797 km (0.052 R)
• M23: 19,852,236 km (0.12 R)
• M24: 20,182,249 km (0.082 R)
• M25: 21,108,858 km (0.107 R)
• M26: 25,099,531 km (0.117 R)
• M27: 27,069,136 km (0.041 R)
• M28: 27,577,021 km (0.118 R)
• M29: 30,321,693 km (0.074 R)
• M30: 35,251,691 km (0.115 R)
• M31: 37,716,316 km (0.119 R)
• M32: 43,538,366 km (0.092 R)
• M33: 43,816,319 km (0.106 R)
• M34: 49,931,730 km (0.115 R)
• M35: 51,933,948 km (0.116 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: 339 - 18,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit