🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.2

Radius: 10

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.74 AU - 0.94 AU

Year: 531 Days

Day: 6.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,190,395 km

• M1: 124,316 km (0.115 R)
• M2: 520,900 km (0.067 R)
• M3: 846,425 km (0.103 R)
• M4: 1,377,048 km (0.114 R)
• M5: 1,765,404 km (0.11 R)
• M6: 2,951,267 km (0.105 R)
• M7: 3,786,173 km (0.082 R)
• M8: 4,280,444 km (0.057 R)
• M9: 4,694,232 km (0.105 R)
• M10: 5,086,178 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.8

Radius: 9.7

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.82 AU - 0.98 AU

Year: 589 Days

Day: 5.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,190,395 km

• M1: 120,576 km (0.111 R)
• M2: 426,204 km (0.116 R)
• M3: 734,974 km (0.092 R)
• M4: 1,114,803 km (0.105 R)
• M5: 1,671,307 km (0.091 R)
• M6: 2,374,717 km (0.119 R)
• M7: 2,713,257 km (0.114 R)
• M8: 3,527,518 km (0.094 R)
• M9: 4,155,380 km (0.119 R)
• M10: 4,728,938 km (0.099 R)
• M11: 6,221,775 km (0.075 R)
• M12: 6,550,741 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.1

Radius: 11.4

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.15 AU - 1.71 AU

Year: 1180 Days

Day: 11.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,190,395 km

• M1: 141,819 km (0.11 R)
• M2: 701,464 km (0.079 R)
• M3: 1,115,402 km (0.114 R)
• M4: 1,534,725 km (0.078 R)
• M5: 2,034,980 km (0.07 R)
• M6: 2,753,648 km (0.104 R)
• M7: 3,183,891 km (0.104 R)
• M8: 3,671,581 km (0.085 R)
• M9: 4,072,952 km (0.092 R)
• M10: 4,649,053 km (0.087 R)
• M11: 5,263,003 km (0.1 R)
• M12: 5,656,744 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.8

Radius: 10.1

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.78 AU - 1.94 AU

Year: 1751 Days

Day: 5.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,190,395 km

• M1: 125,961 km (0.095 R)
• M2: 527,781 km (0.106 R)
• M3: 1,036,713 km (0.083 R)
• M4: 1,368,821 km (0.049 R)
• M5: 1,692,102 km (0.08 R)
• M6: 2,196,097 km (0.082 R)
• M7: 2,604,050 km (0.069 R)
• M8: 2,928,229 km (0.118 R)
• M9: 5,191,645 km (0.116 R)
• M10: 6,285,355 km (0.059 R)
• M11: 6,900,052 km (0.109 R)
• M12: 10,769,700 km (0.047 R)
• M13: 11,462,937 km (0.101 R)
• M14: 11,801,477 km (0.119 R)
• M15: 13,100,585 km (0.063 R)
• M16: 14,318,910 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.4

Radius: 12.3

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.95 AU - 2.43 AU

Year: 2237 Days

Day: 8 Hours

Environment

Temp: -206 °C

Axial Tilt: 158.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,190,395 km

• M1: 213,027 km (0.03 R)
• M2: 707,598 km (0.115 R)
• M3: 1,358,349 km (0.109 R)
• M4: 1,774,231 km (0.101 R)
• M5: 3,029,656 km (0.069 R)
• M6: 4,212,078 km (0.073 R)
• M7: 4,970,240 km (0.08 R)
• M8: 8,548,471 km (0.095 R)
• M9: 8,941,465 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.6

Radius: 9.5

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2 AU - 2.96 AU

Year: 2696 Days

Day: 13 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,190,395 km

• M1: 118,182 km (0.065 R)
• M2: 1,282,802 km (0.063 R)
• M3: 2,511,150 km (0.102 R)
• M4: 3,461,096 km (0.114 R)
• M5: 4,371,998 km (0.12 R)
• M6: 4,701,263 km (0.031 R)
• M7: 5,661,681 km (0.12 R)
• M8: 8,834,353 km (0.094 R)
• M9: 10,756,835 km (0.049 R)
• M10: 12,809,318 km (0.093 R)
• M11: 13,717,676 km (0.109 R)
• M12: 14,863,745 km (0.084 R)
• M13: 17,345,275 km (0.068 R)
• M14: 17,950,548 km (0.098 R)
• M15: 19,496,193 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 12

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.57 AU - 2.95 AU

Year: 3165 Days

Day: 5.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,190,395 km

• M1: 149,299 km (0.109 R)
• M2: 555,158 km (0.101 R)
• M3: 929,601 km (0.059 R)
• M4: 2,492,600 km (0.037 R)
• M5: 3,287,862 km (0.06 R)
• M6: 3,716,161 km (0.111 R)
• M7: 4,640,825 km (0.12 R)
• M8: 5,506,398 km (0.036 R)
• M9: 5,924,375 km (0.066 R)
• M10: 6,648,877 km (0.091 R)
• M11: 7,652,679 km (0.111 R)
• M12: 8,074,844 km (0.042 R)
• M13: 8,719,910 km (0.112 R)
• M14: 9,325,931 km (0.056 R)
• M15: 9,808,235 km (0.113 R)
• M16: 10,542,910 km (0.115 R)
• M17: 11,355,675 km (0.055 R)
• M18: 12,078,831 km (0.109 R)
• M19: 13,570,322 km (0.102 R)
• M20: 15,181,192 km (0.116 R)
• M21: 15,590,192 km (0.108 R)
• M22: 16,059,182 km (0.073 R)
• M23: 16,537,446 km (0.103 R)
• M24: 17,245,194 km (0.115 R)
• M25: 17,690,696 km (0.073 R)
• M26: 19,251,152 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441

Radius: 8.4

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.52 AU - 4.6 AU

Year: 6721 Days

Day: 7.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,190,395 km

• M1: 112,797 km (0.118 R)
• M2: 479,611 km (0.058 R)
• M3: 852,708 km (0.091 R)
• M4: 1,241,962 km (0.082 R)
• M5: 1,568,982 km (0.069 R)
• M6: 1,924,876 km (0.102 R)
• M7: 2,222,875 km (0.092 R)
• M8: 2,638,757 km (0.067 R)
• M9: 3,066,457 km (0.047 R)
• M10: 3,475,458 km (0.069 R)
• M11: 5,088,721 km (0.103 R)
• M12: 5,486,652 km (0.11 R)
• M13: 6,441,535 km (0.103 R)
• M14: 6,975,898 km (0.092 R)
• M15: 7,869,596 km (0.116 R)
• M16: 9,624,678 km (0.111 R)
• M17: 10,776,582 km (0.084 R)
• M18: 11,054,983 km (0.114 R)
• M19: 14,387,126 km (0.063 R)
• M20: 14,724,918 km (0.085 R)
• M21: 16,740,301 km (0.1 R)
• M22: 17,239,958 km (0.104 R)
• M23: 18,008,143 km (0.097 R)
• M24: 21,823,038 km (0.086 R)
• M25: 23,026,553 km (0.111 R)
• M26: 24,512,509 km (0.109 R)
• M27: 28,815,542 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913

Radius: 6.1

Gravity: 24.54 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.05 AU - 6.95 AU

Year: 11439 Days

Day: 16.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,190,395 km

• M1: 83,476 km (0.063 R)
• M2: 1,020,108 km (0.113 R)
• M3: 1,792,482 km (0.058 R)
• M4: 2,697,549 km (0.11 R)
• M5: 3,364,007 km (0.063 R)
• M6: 4,593,403 km (0.108 R)
• M7: 4,884,520 km (0.065 R)
• M8: 5,467,802 km (0.074 R)
• M9: 5,684,420 km (0.095 R)
• M10: 9,048,577 km (0.051 R)
• M11: 10,140,791 km (0.064 R)
• M12: 13,808,482 km (0.117 R)
• M13: 20,786,026 km (0.104 R)
• M14: 26,075,208 km (0.094 R)
• M15: 28,484,931 km (0.106 R)
• M16: 29,027,821 km (0.113 R)
• M17: 29,356,787 km (0.102 R)
• M18: 32,078,870 km (0.098 R)
• M19: 33,621,523 km (0.112 R)
• M20: 37,368,651 km (0.092 R)
• M21: 37,758,054 km (0.049 R)
• M22: 39,075,413 km (0.099 R)
• M23: 42,221,306 km (0.099 R)
• M24: 43,640,242 km (0.108 R)
• M25: 47,934,449 km (0.116 R)
• M26: 50,420,167 km (0.111 R)
• M27: 51,855,409 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.1

Radius: 4.8

Gravity: 18.19 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.89 AU - 7.77 AU

Year: 13698 Days

Day: 19.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 55 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,190,395 km

• M1: 59,690 km (0.092 R)
• M2: 235,766 km (0.115 R)
• M3: 485,295 km (0.035 R)
• M4: 653,892 km (0.076 R)
• M5: 1,079,648 km (0.098 R)
• M6: 1,861,297 km (0.103 R)
• M7: 2,517,433 km (0.112 R)
• M8: 3,033,396 km (0.119 R)
• M9: 3,489,520 km (0.113 R)
• M10: 3,907,945 km (0.056 R)
• M11: 4,844,428 km (0.064 R)
• M12: 6,213,847 km (0.082 R)
• M13: 8,309,563 km (0.032 R)
• M14: 10,199,284 km (0.12 R)
• M15: 12,357,532 km (0.058 R)
• M16: 12,594,794 km (0.045 R)
• M17: 13,637,043 km (0.035 R)
• M18: 18,383,783 km (0.057 R)
• M19: 21,293,312 km (0.097 R)
• M20: 22,152,901 km (0.092 R)
• M21: 22,679,486 km (0.111 R)
• M22: 26,210,893 km (0.069 R)
• M23: 26,800,010 km (0.068 R)
• M24: 28,517,094 km (0.055 R)
• M25: 28,723,838 km (0.117 R)
• M26: 32,505,074 km (0.114 R)
• M27: 36,119,807 km (0.086 R)
• M28: 38,086,421 km (0.073 R)
• M29: 38,462,809 km (0.04 R)
• M30: 42,634,645 km (0.08 R)
• M31: 43,312,473 km (0.032 R)
• M32: 43,997,631 km (0.09 R)
• M33: 44,829,246 km (0.069 R)
• M34: 46,666,906 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 12,945 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit