🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.7

Radius: 8.5

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.49 AU - 0.53 AU

Year: 251 Days

Day: 9.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,820,055 km

• M1: 105,766 km (0.083 R)
• M2: 389,403 km (0.075 R)
• M3: 679,324 km (0.103 R)
• M4: 1,124,527 km (0.11 R)
• M5: 1,470,846 km (0.081 R)
• M6: 1,934,001 km (0.102 R)
• M7: 2,531,196 km (0.093 R)
• M8: 2,812,739 km (0.085 R)
• M9: 3,303,271 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.6

Radius: 11.3

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.7 AU - 0.8 AU

Year: 448 Days

Day: 10 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,820,055 km

• M1: 142,716 km (0.035 R)
• M2: 501,751 km (0.078 R)
• M3: 872,455 km (0.044 R)
• M4: 1,353,262 km (0.118 R)
• M5: 1,723,816 km (0.105 R)
• M6: 2,180,688 km (0.071 R)
• M7: 2,898,010 km (0.066 R)
• M8: 3,366,102 km (0.109 R)
• M9: 3,727,530 km (0.111 R)
• M10: 4,101,076 km (0.117 R)
• M11: 4,723,702 km (0.117 R)
• M12: 5,594,063 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801

Radius: 10

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.16 AU - 1.46 AU

Year: 1035 Days

Day: 8.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,820,055 km

• M1: 124,316 km (0.119 R)
• M2: 465,100 km (0.103 R)
• M3: 802,742 km (0.054 R)
• M4: 1,380,190 km (0.094 R)
• M5: 1,838,408 km (0.071 R)
• M6: 2,396,558 km (0.102 R)
• M7: 2,773,245 km (0.068 R)
• M8: 3,554,894 km (0.11 R)
• M9: 4,548,673 km (0.086 R)
• M10: 5,408,412 km (0.114 R)
• M11: 5,887,873 km (0.109 R)
• M12: 6,980,087 km (0.025 R)
• M13: 7,322,816 km (0.12 R)
• M14: 7,779,987 km (0.117 R)
• M15: 8,419,069 km (0.067 R)
• M16: 9,266,840 km (0.099 R)
• M17: 9,651,456 km (0.109 R)
• M18: 10,201,528 km (0.12 R)
• M19: 10,869,632 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.8

Radius: 12.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.42 AU - 2.16 AU

Year: 1653 Days

Day: 7.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,820,055 km

• M1: 158,574 km (0.075 R)
• M2: 955,631 km (0.09 R)
• M3: 1,493,585 km (0.087 R)
• M4: 2,446,823 km (0.042 R)
• M5: 3,605,309 km (0.077 R)
• M6: 5,353,360 km (0.047 R)
• M7: 7,610,193 km (0.101 R)
• M8: 9,179,774 km (0.105 R)
• M9: 11,095,674 km (0.073 R)
• M10: 12,872,298 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.8

Radius: 13.9

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.23 AU - 3.53 AU

Year: 4289 Days

Day: 13.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,820,055 km

• M1: 172,935 km (0.102 R)
• M2: 605,871 km (0.074 R)
• M3: 1,167,611 km (0.079 R)
• M4: 2,189,664 km (0.11 R)
• M5: 2,985,674 km (0.099 R)
• M6: 3,426,539 km (0.117 R)
• M7: 4,044,079 km (0.118 R)
• M8: 4,713,979 km (0.086 R)
• M9: 5,155,292 km (0.096 R)
• M10: 5,844,639 km (0.047 R)
• M11: 6,541,017 km (0.061 R)
• M12: 7,321,021 km (0.09 R)
• M13: 8,574,501 km (0.119 R)
• M14: 9,613,758 km (0.103 R)
• M15: 11,386,642 km (0.108 R)
• M16: 12,768,328 km (0.083 R)
• M17: 13,764,500 km (0.118 R)
• M18: 16,557,044 km (0.084 R)
• M19: 17,219,912 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735

Radius: 8.7

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.44 AU - 4.22 AU

Year: 5174 Days

Day: 10.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 37,820,055 km

• M1: 108,309 km (0.102 R)
• M2: 721,660 km (0.062 R)
• M3: 1,074,711 km (0.079 R)
• M4: 1,518,269 km (0.09 R)
• M5: 1,963,472 km (0.102 R)
• M6: 2,866,894 km (0.047 R)
• M7: 4,191,433 km (0.112 R)
• M8: 4,773,967 km (0.12 R)
• M9: 5,672,901 km (0.107 R)
• M10: 6,225,815 km (0.111 R)
• M11: 6,713,803 km (0.098 R)
• M12: 8,370,300 km (0.096 R)
• M13: 8,644,363 km (0.042 R)
• M14: 9,251,880 km (0.07 R)
• M15: 10,018,270 km (0.075 R)
• M16: 10,416,949 km (0.113 R)
• M17: 11,293,592 km (0.115 R)
• M18: 13,404,568 km (0.12 R)
• M19: 14,722,375 km (0.112 R)
• M20: 15,180,145 km (0.064 R)
• M21: 16,064,268 km (0.088 R)
• M22: 17,232,777 km (0.094 R)
• M23: 18,194,691 km (0.036 R)
• M24: 20,862,470 km (0.038 R)
• M25: 21,733,130 km (0.071 R)
• M26: 22,779,417 km (0.08 R)
• M27: 23,937,155 km (0.101 R)
• M28: 24,411,081 km (0.082 R)
• M29: 25,377,783 km (0.061 R)
• M30: 26,119,339 km (0.097 R)
• M31: 26,960,079 km (0.076 R)
• M32: 27,559,369 km (0.033 R)
• M33: 30,689,554 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.8

Radius: 9

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.67 AU - 5.45 AU

Year: 6721 Days

Day: 6.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 37,820,055 km

• M1: 123,269 km (0.104 R)
• M2: 680,222 km (0.116 R)
• M3: 966,552 km (0.039 R)
• M4: 1,279,361 km (0.097 R)
• M5: 1,813,276 km (0.099 R)
• M6: 2,826,652 km (0.114 R)
• M7: 4,102,273 km (0.108 R)
• M8: 4,853,853 km (0.057 R)
• M9: 5,599,598 km (0.057 R)
• M10: 6,182,581 km (0.117 R)
• M11: 6,805,207 km (0.051 R)
• M12: 7,469,272 km (0.119 R)
• M13: 11,301,521 km (0.068 R)
• M14: 12,126,254 km (0.093 R)
• M15: 12,880,227 km (0.055 R)
• M16: 13,665,167 km (0.091 R)
• M17: 14,481,672 km (0.095 R)
• M18: 16,664,904 km (0.099 R)
• M19: 17,869,166 km (0.032 R)
• M20: 18,422,529 km (0.084 R)
• M21: 19,130,277 km (0.09 R)
• M22: 20,300,431 km (0.093 R)
• M23: 22,782,559 km (0.08 R)
• M24: 23,351,330 km (0.115 R)
• M25: 25,114,491 km (0.117 R)
• M26: 27,692,810 km (0.111 R)
• M27: 28,621,513 km (0.114 R)
• M28: 29,474,820 km (0.058 R)
• M29: 36,368,439 km (0.106 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 10,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit