🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972

Radius: 8.5

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.57 AU - 0.73 AU

Year: 349 Days

Day: 6 Hours

Environment

Temp: -152 °C

Axial Tilt: 111.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,633,000 km

• M1: 110,254 km (0.097 R)
• M2: 423,212 km (0.087 R)
• M3: 719,117 km (0.085 R)
• M4: 1,015,620 km (0.106 R)
• M5: 1,338,751 km (0.092 R)
• M6: 1,797,867 km (0.058 R)
• M7: 2,077,615 km (0.107 R)
• M8: 2,480,482 km (0.106 R)
• M9: 2,839,667 km (0.05 R)
• M10: 3,176,412 km (0.11 R)
• M11: 3,539,934 km (0.091 R)
• M12: 5,572,969 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.4

Radius: 13.8

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1 AU - 1.28 AU

Year: 812 Days

Day: 14.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,633,000 km

• M1: 182,061 km (0.118 R)
• M2: 677,379 km (0.1 R)
• M3: 1,197,980 km (0.088 R)
• M4: 1,856,510 km (0.09 R)
• M5: 2,408,975 km (0.059 R)
• M6: 3,531,108 km (0.043 R)
• M7: 4,050,512 km (0.066 R)
• M8: 4,579,340 km (0.073 R)
• M9: 5,050,125 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.9

Radius: 11.6

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.52 AU - 1.96 AU

Year: 1531 Days

Day: 6.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,633,000 km

• M1: 144,212 km (0.118 R)
• M2: 534,364 km (0.116 R)
• M3: 1,012,628 km (0.084 R)
• M4: 2,241,275 km (0.043 R)
• M5: 4,487,487 km (0.085 R)
• M6: 5,375,500 km (0.093 R)
• M7: 6,174,652 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.4

Radius: 12.3

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.46 AU - 3.36 AU

Year: 3310 Days

Day: 14.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,633,000 km

• M1: 153,039 km (0.116 R)
• M2: 1,230,143 km (0.052 R)
• M3: 1,855,762 km (0.119 R)
• M4: 3,982,146 km (0.07 R)
• M5: 4,626,015 km (0.115 R)
• M6: 5,124,325 km (0.095 R)
• M7: 7,425,889 km (0.11 R)
• M8: 9,252,927 km (0.113 R)
• M9: 10,652,565 km (0.064 R)
• M10: 11,606,551 km (0.078 R)
• M11: 14,571,581 km (0.115 R)
• M12: 16,721,003 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.1

Radius: 10.5

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.31 AU - 3.73 AU

Year: 3500 Days

Day: 6.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,633,000 km

• M1: 130,599 km (0.081 R)
• M2: 553,063 km (0.105 R)
• M3: 885,470 km (0.098 R)
• M4: 1,245,701 km (0.112 R)
• M5: 2,112,920 km (0.1 R)
• M6: 2,539,424 km (0.076 R)
• M7: 2,871,830 km (0.065 R)
• M8: 4,091,352 km (0.09 R)
• M9: 4,782,345 km (0.091 R)
• M10: 5,168,457 km (0.064 R)
• M11: 6,396,207 km (0.081 R)
• M12: 7,327,154 km (0.099 R)
• M13: 7,809,009 km (0.115 R)
• M14: 8,380,323 km (0.093 R)
• M15: 9,015,665 km (0.062 R)
• M16: 9,494,079 km (0.099 R)
• M17: 9,950,802 km (0.116 R)
• M18: 11,882,409 km (0.119 R)
• M19: 12,368,303 km (0.076 R)
• M20: 13,665,167 km (0.088 R)
• M21: 14,396,102 km (0.066 R)
• M22: 17,753,976 km (0.081 R)
• M23: 18,683,428 km (0.059 R)
• M24: 19,828,899 km (0.107 R)
• M25: 20,513,010 km (0.043 R)
• M26: 21,731,783 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.4

Radius: 12.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.43 AU - 5.43 AU

Year: 6218 Days

Day: 12.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,633,000 km

• M1: 155,731 km (0.096 R)
• M2: 1,703,920 km (0.103 R)
• M3: 2,217,938 km (0.099 R)
• M4: 5,549,483 km (0.084 R)
• M5: 10,248,501 km (0.072 R)
• M6: 10,937,400 km (0.12 R)
• M7: 15,265,864 km (0.082 R)
• M8: 16,987,137 km (0.117 R)
• M9: 18,774,682 km (0.101 R)
• M10: 19,930,476 km (0.055 R)
• M11: 20,684,449 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.9

Radius: 13.6

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.97 AU - 5.91 AU

Year: 7322 Days

Day: 7.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,633,000 km

• M1: 172,187 km (0.077 R)
• M2: 694,882 km (0.099 R)
• M3: 1,219,073 km (0.117 R)
• M4: 1,893,161 km (0.073 R)
• M5: 4,022,537 km (0.084 R)
• M6: 5,780,611 km (0.118 R)
• M7: 8,860,532 km (0.113 R)
• M8: 11,742,535 km (0.091 R)
• M9: 12,259,845 km (0.107 R)
• M10: 12,900,722 km (0.078 R)
• M11: 14,601,201 km (0.075 R)
• M12: 15,628,789 km (0.119 R)
• M13: 17,626,220 km (0.12 R)
• M14: 20,671,284 km (0.113 R)
• M15: 24,634,581 km (0.108 R)
• M16: 32,388,388 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.3

Radius: 4.8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.37 AU - 9.03 AU

Year: 15659 Days

Day: 19.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,633,000 km

• M1: 59,690 km (0.107 R)
• M2: 384,766 km (0.048 R)
• M3: 537,356 km (0.117 R)
• M4: 1,638,396 km (0.071 R)
• M5: 2,115,015 km (0.055 R)
• M6: 4,997,018 km (0.096 R)
• M7: 5,644,028 km (0.098 R)
• M8: 5,924,225 km (0.081 R)
• M9: 8,550,865 km (0.072 R)
• M10: 13,387,663 km (0.09 R)
• M11: 17,268,531 km (0.07 R)
• M12: 20,355,333 km (0.102 R)
• M13: 20,573,298 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.4

Radius: 7.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.87 AU - 10.21 AU

Year: 16642 Days

Day: 16.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,633,000 km

• M1: 93,499 km (0.11 R)
• M2: 410,646 km (0.098 R)
• M3: 1,298,360 km (0.119 R)
• M4: 5,161,127 km (0.12 R)
• M5: 6,873,125 km (0.07 R)
• M6: 8,350,553 km (0.115 R)
• M7: 10,429,964 km (0.061 R)
• M8: 11,158,056 km (0.065 R)
• M9: 11,808,807 km (0.105 R)
• M10: 12,087,358 km (0.067 R)
• M11: 14,036,768 km (0.106 R)
• M12: 14,475,688 km (0.093 R)
• M13: 17,736,324 km (0.105 R)
• M14: 24,745,881 km (0.104 R)
• M15: 27,278,125 km (0.042 R)
• M16: 28,656,819 km (0.027 R)
• M17: 31,873,771 km (0.083 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: 354 - 12,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit