🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.3

Radius: 14.2

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.57 AU - 0.65 AU

Year: 318 Days

Day: 5.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 19,454,497 km

• M1: 181,911 km (0.08 R)
• M2: 631,901 km (0.095 R)
• M3: 1,434,344 km (0.115 R)
• M4: 2,179,940 km (0.087 R)
• M5: 2,824,557 km (0.101 R)
• M6: 3,369,542 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711

Radius: 13.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.84 AU - 1.12 AU

Year: 647 Days

Day: 7 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,454,497 km

• M1: 166,652 km (0.034 R)
• M2: 667,655 km (0.114 R)
• M3: 1,762,861 km (0.088 R)
• M4: 2,182,633 km (0.097 R)
• M5: 2,714,154 km (0.116 R)
• M6: 3,132,131 km (0.09 R)
• M7: 3,634,031 km (0.091 R)
• M8: 4,356,290 km (0.097 R)
• M9: 5,382,980 km (0.094 R)
• M10: 6,363,445 km (0.11 R)
• M11: 7,684,244 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.2

Radius: 11.4

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.03 AU - 1.15 AU

Year: 759 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,454,497 km

• M1: 142,268 km (0.114 R)
• M2: 547,079 km (0.112 R)
• M3: 1,050,027 km (0.12 R)
• M4: 1,589,477 km (0.072 R)
• M5: 1,976,786 km (0.114 R)
• M6: 2,416,754 km (0.087 R)
• M7: 2,884,397 km (0.116 R)
• M8: 3,274,398 km (0.082 R)
• M9: 5,606,031 km (0.114 R)
• M10: 6,154,756 km (0.086 R)
• M11: 6,896,611 km (0.118 R)
• M12: 8,531,866 km (0.118 R)
• M13: 9,286,886 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.2

Radius: 14.5

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.4 AU - 1.94 AU

Year: 1439 Days

Day: 13.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 138.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,454,497 km

• M1: 180,565 km (0.057 R)
• M2: 711,936 km (0.064 R)
• M3: 1,195,586 km (0.041 R)
• M4: 2,106,188 km (0.113 R)
• M5: 2,684,085 km (0.106 R)
• M6: 3,146,492 km (0.068 R)
• M7: 3,841,524 km (0.04 R)
• M8: 5,105,626 km (0.103 R)
• M9: 5,562,647 km (0.043 R)
• M10: 7,860,620 km (0.09 R)
• M11: 9,480,915 km (0.033 R)
• M12: 10,272,138 km (0.1 R)
• M13: 10,835,224 km (0.064 R)
• M14: 11,314,237 km (0.115 R)
• M15: 12,168,440 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.9

Radius: 9.9

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.59 AU - 1.91 AU

Year: 1544 Days

Day: 5.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 19,454,497 km

• M1: 123,119 km (0.063 R)
• M2: 588,219 km (0.064 R)
• M3: 903,122 km (0.091 R)
• M4: 4,003,837 km (0.043 R)
• M5: 4,322,780 km (0.099 R)
• M6: 4,858,640 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.3

Radius: 8.7

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.35 AU - 2.23 AU

Year: 1597 Days

Day: 12.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,454,497 km

• M1: 108,159 km (0.077 R)
• M2: 495,169 km (0.096 R)
• M3: 769,980 km (0.103 R)
• M4: 1,184,965 km (0.111 R)
• M5: 1,562,999 km (0.102 R)
• M6: 2,184,877 km (0.06 R)
• M7: 2,660,748 km (0.118 R)
• M8: 3,458,852 km (0.095 R)
• M9: 4,459,812 km (0.054 R)
• M10: 5,036,960 km (0.12 R)
• M11: 5,501,761 km (0.119 R)
• M12: 6,252,293 km (0.063 R)
• M13: 8,399,771 km (0.081 R)
• M14: 8,722,753 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.4

Radius: 9.4

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.53 AU - 6.11 AU

Year: 8183 Days

Day: 9.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,454,497 km

• M1: 117,434 km (0.088 R)
• M2: 982,110 km (0.096 R)
• M3: 1,449,603 km (0.088 R)
• M4: 1,950,457 km (0.077 R)
• M5: 3,161,901 km (0.1 R)
• M6: 3,476,655 km (0.087 R)
• M7: 4,048,118 km (0.063 R)
• M8: 5,305,937 km (0.087 R)
• M9: 5,829,380 km (0.116 R)
• M10: 6,197,241 km (0.107 R)
• M11: 8,177,468 km (0.115 R)
• M12: 8,472,326 km (0.089 R)
• M13: 11,253,949 km (0.038 R)
• M14: 12,203,446 km (0.106 R)
• M15: 12,632,493 km (0.109 R)
• M16: 13,980,370 km (0.076 R)
• M17: 14,641,144 km (0.112 R)
• M18: 15,621,159 km (0.054 R)
• M19: 17,118,933 km (0.118 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: 551 - 15,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit