🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.3

Radius: 9.2

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.07 AU - 1.07 AU

Year: 738 Days

Day: 8.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,012,464 km

• M1: 114,442 km (0.113 R)
• M2: 457,321 km (0.091 R)
• M3: 1,158,785 km (0.104 R)
• M4: 1,463,666 km (0.113 R)
• M5: 3,411,879 km (0.032 R)
• M6: 4,104,367 km (0.064 R)
• M7: 4,484,346 km (0.09 R)
• M8: 5,479,770 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.1

Radius: 10.2

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.01 AU - 1.31 AU

Year: 833 Days

Day: 10.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,012,464 km

• M1: 126,859 km (0.083 R)
• M2: 472,580 km (0.108 R)
• M3: 825,631 km (0.085 R)
• M4: 1,152,352 km (0.077 R)
• M5: 1,735,784 km (0.119 R)
• M6: 2,063,254 km (0.098 R)
• M7: 2,432,312 km (0.088 R)
• M8: 3,253,155 km (0.106 R)
• M9: 3,771,063 km (0.062 R)
• M10: 4,141,019 km (0.071 R)
• M11: 5,326,881 km (0.047 R)
• M12: 7,385,198 km (0.095 R)
• M13: 7,730,769 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.5

Radius: 10.2

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.41 AU - 4.77 AU

Year: 5516 Days

Day: 13.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,012,464 km

• M1: 129,402 km (0.057 R)
• M2: 549,174 km (0.11 R)
• M3: 889,808 km (0.046 R)
• M4: 1,322,146 km (0.108 R)
• M5: 1,809,985 km (0.072 R)
• M6: 2,415,108 km (0.116 R)
• M7: 3,211,118 km (0.095 R)
• M8: 3,637,023 km (0.033 R)
• M9: 6,071,579 km (0.096 R)
• M10: 6,590,983 km (0.094 R)
• M11: 8,020,241 km (0.094 R)
• M12: 9,178,428 km (0.115 R)
• M13: 11,191,566 km (0.112 R)
• M14: 12,124,010 km (0.118 R)
• M15: 15,768,064 km (0.091 R)
• M16: 18,299,859 km (0.118 R)
• M17: 19,315,628 km (0.053 R)
• M18: 20,511,663 km (0.042 R)
• M19: 21,311,413 km (0.105 R)
• M20: 21,756,318 km (0.098 R)
• M21: 25,708,693 km (0.111 R)
• M22: 27,942,040 km (0.084 R)
• M23: 30,676,091 km (0.057 R)
• M24: 31,053,676 km (0.06 R)
• M25: 32,011,102 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207

Radius: 10

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.44 AU - 4.96 AU

Year: 6795 Days

Day: 10.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,012,464 km

• M1: 127,906 km (0.12 R)
• M2: 1,148,912 km (0.097 R)
• M3: 1,614,311 km (0.067 R)
• M4: 2,023,311 km (0.038 R)
• M5: 3,142,752 km (0.037 R)
• M6: 6,339,060 km (0.041 R)
• M7: 7,497,696 km (0.116 R)
• M8: 16,525,778 km (0.102 R)
• M9: 18,459,330 km (0.091 R)
• M10: 19,449,070 km (0.072 R)
• M11: 23,477,291 km (0.06 R)
• M12: 24,198,652 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.5

Radius: 11.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.97 AU - 5.45 AU

Year: 7930 Days

Day: 6.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,012,464 km

• M1: 138,528 km (0.081 R)
• M2: 501,003 km (0.095 R)
• M3: 2,165,429 km (0.096 R)
• M4: 3,974,666 km (0.112 R)
• M5: 4,845,625 km (0.055 R)
• M6: 5,513,130 km (0.114 R)
• M7: 7,135,370 km (0.12 R)
• M8: 7,631,586 km (0.113 R)
• M9: 10,024,404 km (0.096 R)
• M10: 10,647,778 km (0.118 R)
• M11: 11,391,429 km (0.086 R)
• M12: 12,021,086 km (0.06 R)
• M13: 13,777,515 km (0.049 R)
• M14: 17,665,115 km (0.082 R)
• M15: 19,652,523 km (0.075 R)
• M16: 25,022,937 km (0.115 R)
• M17: 28,657,267 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723

Radius: 6.5

Gravity: 17.11 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.43 AU - 9.27 AU

Year: 16090 Days

Day: 21.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,012,464 km

• M1: 126,410 km (0.038 R)
• M2: 525,537 km (0.084 R)
• M3: 736,770 km (0.114 R)
• M4: 1,203,814 km (0.036 R)
• M5: 2,153,013 km (0.103 R)
• M6: 3,335,584 km (0.071 R)
• M7: 5,110,862 km (0.117 R)
• M8: 5,402,428 km (0.06 R)
• M9: 5,978,978 km (0.103 R)
• M10: 6,595,621 km (0.111 R)
• M11: 8,752,074 km (0.102 R)
• M12: 9,932,999 km (0.056 R)
• M13: 11,277,435 km (0.085 R)
• M14: 11,585,009 km (0.11 R)
• M15: 14,394,008 km (0.084 R)
• M16: 16,187,387 km (0.116 R)
• M17: 16,421,508 km (0.084 R)
• M18: 18,292,828 km (0.069 R)
• M19: 23,734,001 km (0.118 R)
• M20: 25,481,604 km (0.034 R)
• M21: 27,756,688 km (0.09 R)
• M22: 29,578,341 km (0.058 R)
• M23: 30,281,601 km (0.049 R)
• M24: 33,584,572 km (0.059 R)
• M25: 33,965,748 km (0.098 R)
• M26: 35,519,471 km (0.103 R)
• M27: 37,391,389 km (0.079 R)
• M28: 40,751,507 km (0.104 R)
• M29: 42,653,046 km (0.11 R)
• M30: 47,106,724 km (0.117 R)
• M31: 56,385,831 km (0.086 R)
• M32: 58,928,396 km (0.074 R)
• M33: 61,736,049 km (0.11 R)
• M34: 62,691,381 km (0.089 R)
• M35: 66,811,905 km (0.117 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: 372 - 10,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit