🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.6

Radius: 10.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.12 AU - 1.24 AU

Year: 828 Days

Day: 14.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,783,965 km

• M1: 129,851 km (0.095 R)
• M2: 588,817 km (0.089 R)
• M3: 1,248,843 km (0.101 R)
• M4: 1,644,529 km (0.108 R)
• M5: 2,048,892 km (0.067 R)
• M6: 2,616,018 km (0.033 R)
• M7: 3,894,481 km (0.111 R)
• M8: 5,070,769 km (0.04 R)
• M9: 5,566,238 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.6

Radius: 14.3

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.1 AU - 1.68 AU

Year: 1058 Days

Day: 9.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,783,965 km

• M1: 178,769 km (0.088 R)
• M2: 817,552 km (0.075 R)
• M3: 1,289,982 km (0.099 R)
• M4: 2,229,607 km (0.079 R)
• M5: 2,716,249 km (0.119 R)
• M6: 3,274,398 km (0.057 R)
• M7: 4,169,442 km (0.106 R)
• M8: 5,388,814 km (0.115 R)
• M9: 6,051,683 km (0.066 R)
• M10: 7,612,138 km (0.083 R)
• M11: 8,941,914 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595

Radius: 9.9

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.31 AU - 1.81 AU

Year: 1258 Days

Day: 13.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,783,965 km

• M1: 123,119 km (0.062 R)
• M2: 481,556 km (0.103 R)
• M3: 958,773 km (0.098 R)
• M4: 1,403,078 km (0.082 R)
• M5: 2,023,461 km (0.111 R)
• M6: 2,651,173 km (0.045 R)
• M7: 3,300,727 km (0.099 R)
• M8: 4,434,081 km (0.097 R)
• M9: 4,839,192 km (0.109 R)
• M10: 5,188,802 km (0.074 R)
• M11: 7,552,000 km (0.073 R)
• M12: 7,864,360 km (0.057 R)
• M13: 9,260,258 km (0.093 R)
• M14: 11,448,575 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.9

Radius: 12.9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.52 AU - 3.92 AU

Year: 4633 Days

Day: 9.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,783,965 km

• M1: 160,369 km (0.118 R)
• M2: 666,309 km (0.038 R)
• M3: 1,468,453 km (0.044 R)
• M4: 2,485,868 km (0.069 R)
• M5: 2,903,395 km (0.119 R)
• M6: 3,619,221 km (0.116 R)
• M7: 4,524,588 km (0.079 R)
• M8: 4,990,884 km (0.074 R)
• M9: 5,929,910 km (0.112 R)
• M10: 6,849,189 km (0.087 R)
• M11: 8,232,820 km (0.108 R)
• M12: 9,542,699 km (0.078 R)
• M13: 10,357,558 km (0.082 R)
• M14: 10,759,378 km (0.109 R)
• M15: 11,171,670 km (0.076 R)
• M16: 11,594,583 km (0.118 R)
• M17: 12,224,240 km (0.097 R)
• M18: 14,526,402 km (0.087 R)
• M19: 17,920,927 km (0.117 R)
• M20: 22,031,278 km (0.07 R)
• M21: 23,149,523 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.3

Radius: 6.5

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.37 AU - 6.85 AU

Year: 9752 Days

Day: 15.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 66.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,783,965 km

• M1: 80,932 km (0.044 R)
• M2: 330,013 km (0.101 R)
• M3: 556,504 km (0.088 R)
• M4: 779,106 km (0.106 R)
• M5: 1,002,455 km (0.076 R)
• M6: 1,721,572 km (0.081 R)
• M7: 2,025,705 km (0.114 R)
• M8: 2,347,340 km (0.106 R)
• M9: 3,987,082 km (0.109 R)
• M10: 4,577,545 km (0.09 R)
• M11: 5,132,853 km (0.107 R)
• M12: 5,634,604 km (0.087 R)
• M13: 6,100,003 km (0.102 R)
• M14: 7,453,265 km (0.095 R)
• M15: 8,304,776 km (0.116 R)
• M16: 10,007,499 km (0.053 R)
• M17: 11,298,678 km (0.055 R)
• M18: 11,506,619 km (0.077 R)
• M19: 12,037,991 km (0.091 R)
• M20: 13,322,139 km (0.09 R)
• M21: 13,730,392 km (0.11 R)
• M22: 14,207,160 km (0.046 R)
• M23: 14,756,783 km (0.12 R)
• M24: 17,718,970 km (0.102 R)
• M25: 17,929,454 km (0.073 R)
• M26: 18,427,167 km (0.119 R)
• M27: 18,715,741 km (0.116 R)
• M28: 22,911,961 km (0.117 R)
• M29: 25,762,698 km (0.044 R)
• M30: 27,883,846 km (0.108 R)
• M31: 30,418,782 km (0.067 R)
• M32: 36,732,710 km (0.101 R)
• M33: 40,375,717 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.6

Radius: 5.1

Gravity: 36.05 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.4 AU - 9.74 AU

Year: 14802 Days

Day: 15.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,783,965 km

• M1: 63,429 km (0.068 R)
• M2: 346,319 km (0.069 R)
• M3: 522,246 km (0.08 R)
• M4: 936,931 km (0.087 R)
• M5: 1,363,285 km (0.105 R)
• M6: 1,628,672 km (0.069 R)
• M7: 2,347,639 km (0.082 R)
• M8: 4,893,047 km (0.081 R)
• M9: 5,866,331 km (0.051 R)
• M10: 6,190,210 km (0.088 R)
• M11: 6,785,460 km (0.112 R)
• M12: 7,279,283 km (0.098 R)
• M13: 9,170,499 km (0.075 R)
• M14: 9,441,570 km (0.091 R)
• M15: 10,998,435 km (0.11 R)
• M16: 11,366,297 km (0.111 R)
• M17: 12,585,519 km (0.082 R)
• M18: 12,920,319 km (0.085 R)
• M19: 13,124,072 km (0.087 R)
• M20: 15,971,218 km (0.034 R)
• M21: 16,284,626 km (0.112 R)
• M22: 17,086,171 km (0.092 R)
• M23: 17,746,197 km (0.039 R)
• M24: 19,204,627 km (0.057 R)
• M25: 21,114,393 km (0.099 R)
• M26: 21,587,122 km (0.107 R)
• M27: 27,261,519 km (0.04 R)
• M28: 28,734,460 km (0.111 R)
• M29: 30,379,139 km (0.105 R)
• M30: 30,981,420 km (0.073 R)
• M31: 42,475,024 km (0.093 R)
• M32: 45,226,877 km (0.03 R)
• M33: 46,487,090 km (0.11 R)
• M34: 52,105,088 km (0.079 R)
• M35: 68,092,912 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.7

Radius: 7

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.17 AU - 9.13 AU

Year: 15023 Days

Day: 17 Hours

Environment

Temp: -228 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 47,783,965 km

• M1: 87,664 km (0.118 R)
• M2: 440,715 km (0.115 R)
• M3: 721,959 km (0.078 R)
• M4: 964,607 km (0.098 R)
• M5: 1,214,585 km (0.12 R)
• M6: 1,453,643 km (0.034 R)
• M7: 1,694,345 km (0.12 R)
• M8: 2,045,601 km (0.025 R)
• M9: 2,275,533 km (0.061 R)
• M10: 2,683,636 km (0.073 R)
• M11: 2,982,234 km (0.111 R)
• M12: 3,208,874 km (0.096 R)
• M13: 3,595,585 km (0.092 R)
• M14: 4,261,894 km (0.102 R)
• M15: 4,609,559 km (0.103 R)
• M16: 5,664,224 km (0.073 R)
• M17: 6,678,199 km (0.119 R)
• M18: 6,949,569 km (0.093 R)
• M19: 10,235,786 km (0.079 R)
• M20: 10,649,274 km (0.11 R)
• M21: 10,966,721 km (0.052 R)
• M22: 12,357,532 km (0.1 R)
• M23: 13,490,437 km (0.031 R)
• M24: 15,018,429 km (0.118 R)
• M25: 19,336,722 km (0.103 R)
• M26: 20,695,968 km (0.092 R)
• M27: 24,143,451 km (0.113 R)
• M28: 26,002,653 km (0.043 R)
• M29: 26,869,573 km (0.088 R)
• M30: 29,378,927 km (0.07 R)
• M31: 29,794,361 km (0.086 R)
• M32: 33,939,119 km (0.071 R)
• M33: 34,396,590 km (0.063 R)
• M34: 35,323,797 km (0.081 R)
• M35: 39,451,053 km (0.096 R)
• M36: 41,239,944 km (0.088 R)
• M37: 42,286,232 km (0.102 R)
• M38: 43,618,700 km (0.089 R)
• M39: 44,704,780 km (0.114 R)
• M40: 45,669,687 km (0.097 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 12,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit