🌌 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: 729

Radius: 8.3

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.52 AU - 0.7 AU

Year: 329 Days

Day: 7.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 6,849,743 km

• M1: 108,159 km (0.026 R)
• M2: 202,256 km (0.051 R)
• M3: 256,411 km (0.037 R)
• M4: 344,524 km (0.099 R)
• M5: 426,952 km (0.095 R)
• M6: 504,294 km (0.052 R)
• M7: 566,527 km (0.061 R)
• M8: 628,311 km (0.065 R)
• M9: 688,898 km (0.114 R)
• M10: 740,509 km (0.094 R)
• M11: 816,655 km (0.044 R)
• M12: 903,571 km (0.111 R)
• M13: 964,757 km (0.063 R)
• M14: 1,031,627 km (0.078 R)
• M15: 1,100,292 km (0.077 R)
• M16: 1,246,599 km (0.104 R)
• M17: 1,399,638 km (0.085 R)
• M18: 1,461,571 km (0.115 R)
• M19: 1,534,276 km (0.033 R)
• M20: 1,628,223 km (0.108 R)
• M21: 1,739,374 km (0.12 R)
• M22: 1,868,926 km (0.094 R)
• M23: 1,942,828 km (0.108 R)
• M24: 2,001,620 km (0.093 R)
• M25: 2,099,157 km (0.08 R)
• M26: 2,154,060 km (0.109 R)
• M27: 2,304,555 km (0.103 R)
• M28: 2,418,549 km (0.086 R)
• M29: 2,522,519 km (0.057 R)
• M30: 2,586,996 km (0.092 R)
• M31: 2,717,296 km (0.107 R)
• M32: 2,789,402 km (0.103 R)
• M33: 2,849,989 km (0.083 R)
• M34: 2,972,360 km (0.074 R)
• M35: 3,109,093 km (0.095 R)
• M36: 3,178,207 km (0.114 R)
• M37: 3,337,229 km (0.069 R)
• M38: 3,395,273 km (0.111 R)
• M39: 3,485,930 km (0.078 R)
• M40: 3,650,188 km (0.105 R)
• M41: 3,703,146 km (0.025 R)
• M42: 3,776,598 km (0.095 R)
• M43: 3,837,036 km (0.111 R)
• M44: 3,945,195 km (0.081 R)
• M45: 3,999,798 km (0.11 R)
• M46: 4,109,454 km (0.073 R)
• M47: 4,206,393 km (0.071 R)
• M48: 4,282,987 km (0.038 R)
• M49: 4,416,578 km (0.036 R)
• M50: 4,494,518 km (0.106 R)
• M51: 4,673,288 km (0.114 R)
• M52: 4,759,905 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.4

Radius: 14.2

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.76 AU - 1.04 AU

Year: 589 Days

Day: 10.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 6,849,743 km

• M1: 177,872 km (0.086 R)
• M2: 270,623 km (0.06 R)
• M3: 378,782 km (0.116 R)
• M4: 472,430 km (0.111 R)
• M5: 564,732 km (0.036 R)
• M6: 782,098 km (0.077 R)
• M7: 933,491 km (0.104 R)
• M8: 1,051,523 km (0.101 R)
• M9: 1,215,483 km (0.109 R)
• M10: 1,358,199 km (0.12 R)
• M11: 1,462,768 km (0.111 R)
• M12: 1,622,090 km (0.037 R)
• M13: 1,767,200 km (0.115 R)
• M14: 1,861,895 km (0.101 R)
• M15: 1,951,504 km (0.026 R)
• M16: 2,459,688 km (0.073 R)
• M17: 2,651,323 km (0.089 R)
• M18: 2,745,121 km (0.118 R)
• M19: 2,911,923 km (0.104 R)
• M20: 3,255,998 km (0.07 R)
• M21: 3,450,176 km (0.045 R)
• M22: 3,622,064 km (0.119 R)
• M23: 3,735,459 km (0.092 R)
• M24: 3,929,936 km (0.066 R)
• M25: 4,037,497 km (0.105 R)
• M26: 4,246,635 km (0.106 R)
• M27: 4,496,613 km (0.073 R)
• M28: 4,770,526 km (0.112 R)
• M29: 4,895,142 km (0.104 R)
• M30: 5,040,401 km (0.081 R)
• M31: 5,167,410 km (0.089 R)
• M32: 5,524,649 km (0.119 R)
• M33: 5,726,756 km (0.026 R)
• M34: 6,065,595 km (0.069 R)
• M35: 6,326,644 km (0.093 R)
• M36: 6,421,638 km (0.117 R)
• M37: 6,538,175 km (0.096 R)
• M38: 6,784,413 km (0.095 R)
• M39: 6,925,035 km (0.061 R)
• M40: 7,077,475 km (0.051 R)
• M41: 7,552,748 km (0.101 R)
• M42: 7,642,357 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.8

Radius: 12

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.09 AU - 1.73 AU

Year: 1156 Days

Day: 9.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 6,849,743 km

• M1: 150,196 km (0.067 R)
• M2: 265,835 km (0.116 R)
• M3: 367,861 km (0.093 R)
• M4: 449,841 km (0.094 R)
• M5: 610,359 km (0.098 R)
• M6: 707,448 km (0.114 R)
• M7: 810,671 km (0.113 R)
• M8: 886,966 km (0.093 R)
• M9: 979,417 km (0.092 R)
• M10: 1,322,595 km (0.095 R)
• M11: 1,422,077 km (0.072 R)
• M12: 1,564,345 km (0.087 R)
• M13: 1,670,111 km (0.095 R)
• M14: 1,837,810 km (0.077 R)
• M15: 2,011,194 km (0.111 R)
• M16: 2,254,141 km (0.058 R)
• M17: 2,478,238 km (0.105 R)
• M18: 2,631,726 km (0.087 R)
• M19: 2,778,631 km (0.117 R)
• M20: 3,039,679 km (0.027 R)
• M21: 3,131,981 km (0.052 R)
• M22: 3,319,577 km (0.1 R)
• M23: 3,575,389 km (0.043 R)
• M24: 3,694,768 km (0.099 R)
• M25: 4,095,092 km (0.066 R)
• M26: 4,174,529 km (0.093 R)
• M27: 4,266,082 km (0.031 R)
• M28: 4,346,716 km (0.105 R)
• M29: 4,568,121 km (0.03 R)
• M30: 4,817,201 km (0.115 R)
• M31: 4,901,125 km (0.117 R)
• M32: 5,279,309 km (0.089 R)
• M33: 5,478,124 km (0.057 R)
• M34: 5,730,346 km (0.083 R)
• M35: 6,642,744 km (0.088 R)
• M36: 6,898,257 km (0.116 R)
• M37: 6,979,638 km (0.079 R)
• M38: 7,074,932 km (0.043 R)
• M39: 7,405,095 km (0.061 R)
• M40: 7,670,182 km (0.113 R)
• M41: 8,095,040 km (0.036 R)
• M42: 8,397,078 km (0.097 R)
• M43: 8,615,042 km (0.064 R)
• M44: 8,879,082 km (0.039 R)
• M45: 9,012,225 km (0.083 R)
• M46: 9,205,505 km (0.036 R)
• M47: 9,611,514 km (0.047 R)
• M48: 9,702,619 km (0.06 R)
• M49: 10,115,808 km (0.113 R)
• M50: 10,239,376 km (0.03 R)
• M51: 10,456,742 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.7

Radius: 10

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.61 AU - 2.49 AU

Year: 2026 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 6,849,743 km

• M1: 141,968 km (0.051 R)
• M2: 246,238 km (0.078 R)
• M3: 308,920 km (0.081 R)
• M4: 417,976 km (0.109 R)
• M5: 491,878 km (0.094 R)
• M6: 633,697 km (0.091 R)
• M7: 776,263 km (0.083 R)
• M8: 1,110,166 km (0.093 R)
• M9: 1,387,670 km (0.104 R)
• M10: 1,637,947 km (0.117 R)
• M11: 1,812,977 km (0.106 R)
• M12: 1,981,125 km (0.059 R)
• M13: 2,073,875 km (0.107 R)
• M14: 2,249,952 km (0.053 R)
• M15: 2,340,010 km (0.105 R)
• M16: 2,410,022 km (0.086 R)
• M17: 2,882,601 km (0.059 R)
• M18: 3,018,586 km (0.119 R)
• M19: 3,265,722 km (0.108 R)
• M20: 3,624,457 km (0.087 R)
• M21: 4,147,900 km (0.114 R)
• M22: 4,216,117 km (0.104 R)
• M23: 4,396,831 km (0.094 R)
• M24: 5,292,773 km (0.116 R)
• M25: 5,404,073 km (0.069 R)
• M26: 5,497,423 km (0.08 R)
• M27: 6,010,693 km (0.052 R)
• M28: 6,450,211 km (0.028 R)
• M29: 6,628,981 km (0.08 R)
• M30: 6,839,615 km (0.081 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 17,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit