🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.5 AU - 0.56 AU

Year: 253 Days

Day: 40.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,270,026 km

• M1: 45,927 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.2

Radius: 12

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.68 AU - 0.8 AU

Year: 418 Days

Day: 9.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,270,026 km

• M1: 149,299 km (0.075 R)
• M2: 715,826 km (0.067 R)
• M3: 1,114,205 km (0.081 R)
• M4: 1,537,118 km (0.084 R)
• M5: 1,924,876 km (0.092 R)
• M6: 2,703,084 km (0.073 R)
• M7: 3,485,182 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.9

Radius: 13.8

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.41 AU - 2.33 AU

Year: 1678 Days

Day: 12.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,270,026 km

• M1: 172,038 km (0.111 R)
• M2: 656,585 km (0.114 R)
• M3: 1,247,197 km (0.085 R)
• M4: 1,783,057 km (0.101 R)
• M5: 2,321,310 km (0.077 R)
• M6: 2,895,168 km (0.112 R)
• M7: 4,125,161 km (0.069 R)
• M8: 5,655,847 km (0.063 R)
• M9: 6,104,192 km (0.105 R)
• M10: 6,782,319 km (0.067 R)
• M11: 8,141,266 km (0.116 R)
• M12: 9,379,637 km (0.093 R)
• M13: 10,388,226 km (0.096 R)
• M14: 11,356,722 km (0.083 R)
• M15: 11,882,110 km (0.107 R)
• M16: 12,423,654 km (0.054 R)
• M17: 13,062,736 km (0.114 R)
• M18: 13,723,660 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.7

Radius: 13.1

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.36 AU - 2.36 AU

Year: 2378 Days

Day: 10.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,270,026 km

• M1: 163,062 km (0.111 R)
• M2: 580,589 km (0.049 R)
• M3: 1,008,439 km (0.113 R)
• M4: 1,898,846 km (0.102 R)
• M5: 2,357,812 km (0.101 R)
• M6: 3,434,169 km (0.036 R)
• M7: 4,619,283 km (0.081 R)
• M8: 5,270,931 km (0.056 R)
• M9: 5,957,735 km (0.092 R)
• M10: 6,758,981 km (0.114 R)
• M11: 7,244,277 km (0.047 R)
• M12: 8,446,146 km (0.048 R)
• M13: 9,422,871 km (0.106 R)
• M14: 10,815,328 km (0.113 R)
• M15: 12,173,676 km (0.06 R)
• M16: 14,005,053 km (0.097 R)
• M17: 15,275,439 km (0.05 R)
• M18: 15,963,738 km (0.103 R)
• M19: 16,930,889 km (0.106 R)
• M20: 17,721,813 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.4

Radius: 11.1

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.99 AU - 3.57 AU

Year: 3897 Days

Day: 14.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,270,026 km

• M1: 138,079 km (0.041 R)
• M2: 487,689 km (0.057 R)
• M3: 1,063,042 km (0.1 R)
• M4: 1,694,944 km (0.098 R)
• M5: 2,064,301 km (0.099 R)
• M6: 2,442,933 km (0.116 R)
• M7: 3,589,751 km (0.079 R)
• M8: 4,633,944 km (0.046 R)
• M9: 5,628,021 km (0.097 R)
• M10: 6,035,526 km (0.117 R)
• M11: 6,462,628 km (0.083 R)
• M12: 8,034,752 km (0.107 R)
• M13: 8,765,986 km (0.102 R)
• M14: 9,655,196 km (0.073 R)
• M15: 12,230,823 km (0.092 R)
• M16: 14,315,918 km (0.074 R)
• M17: 15,920,505 km (0.11 R)
• M18: 16,462,797 km (0.111 R)
• M19: 17,470,039 km (0.104 R)
• M20: 20,802,482 km (0.115 R)
• M21: 22,314,018 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.2

Radius: 5.4

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.28 AU - 8.08 AU

Year: 13962 Days

Day: 25 Hours

Environment

Temp: -222 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,270,026 km

• M1: 71,957 km (0.077 R)
• M2: 244,892 km (0.106 R)
• M3: 778,507 km (0.057 R)
• M4: 1,286,691 km (0.072 R)
• M5: 1,728,454 km (0.06 R)
• M6: 4,264,886 km (0.077 R)
• M7: 4,928,053 km (0.11 R)
• M8: 5,236,973 km (0.082 R)
• M9: 7,289,306 km (0.055 R)
• M10: 7,979,850 km (0.115 R)
• M11: 12,043,377 km (0.086 R)
• M12: 13,536,363 km (0.082 R)
• M13: 14,956,346 km (0.103 R)
• M14: 15,801,425 km (0.116 R)
• M15: 17,303,238 km (0.104 R)
• M16: 20,039,532 km (0.082 R)
• M17: 25,067,517 km (0.101 R)
• M18: 26,725,510 km (0.071 R)
• M19: 28,161,949 km (0.109 R)
• M20: 29,447,742 km (0.094 R)
• M21: 29,749,930 km (0.093 R)
• M22: 38,472,384 km (0.098 R)
• M23: 39,197,036 km (0.049 R)
• M24: 43,345,833 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754

Radius: 5.5

Gravity: 24.93 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.05 AU - 10.43 AU

Year: 16950 Days

Day: 23.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,270,026 km

• M1: 68,366 km (0.054 R)
• M2: 310,416 km (0.112 R)
• M3: 1,514,379 km (0.083 R)
• M4: 2,102,149 km (0.075 R)
• M5: 3,005,272 km (0.074 R)
• M6: 4,566,924 km (0.043 R)
• M7: 5,814,271 km (0.1 R)
• M8: 6,055,871 km (0.079 R)
• M9: 6,304,204 km (0.084 R)
• M10: 9,337,600 km (0.077 R)
• M11: 10,473,796 km (0.08 R)
• M12: 12,214,965 km (0.12 R)
• M13: 12,678,719 km (0.109 R)
• M14: 13,292,070 km (0.037 R)
• M15: 14,504,411 km (0.037 R)
• M16: 15,099,511 km (0.093 R)
• M17: 15,866,350 km (0.099 R)
• M18: 17,311,316 km (0.072 R)
• M19: 19,730,164 km (0.079 R)
• M20: 23,766,614 km (0.114 R)
• M21: 29,721,656 km (0.095 R)
• M22: 33,168,391 km (0.081 R)
• M23: 41,432,327 km (0.11 R)
• M24: 50,459,960 km (0.102 R)
• M25: 53,737,949 km (0.067 R)
• M26: 58,077,633 km (0.073 R)
• M27: 63,429,198 km (0.111 R)
• M28: 67,241,849 km (0.072 R)
• M29: 67,857,445 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.6

Radius: 3.4

Gravity: 30.85 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 8.52 AU - 10.38 AU

Year: 19057 Days

Day: 24.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,270,026 km

• M1: 42,336 km (0.1 R)
• M2: 238,160 km (0.114 R)
• M3: 967,749 km (0.105 R)
• M4: 1,501,813 km (0.096 R)
• M5: 1,609,673 km (0.102 R)
• M6: 2,432,312 km (0.035 R)
• M7: 2,581,610 km (0.073 R)
• M8: 2,969,967 km (0.112 R)
• M9: 4,367,959 km (0.045 R)
• M10: 5,296,812 km (0.058 R)
• M11: 5,732,441 km (0.11 R)
• M12: 9,577,256 km (0.09 R)
• M13: 10,222,322 km (0.098 R)
• M14: 13,886,422 km (0.111 R)
• M15: 23,848,743 km (0.051 R)
• M16: 27,187,169 km (0.105 R)
• M17: 31,169,913 km (0.086 R)
• M18: 37,061,227 km (0.088 R)
• M19: 40,542,070 km (0.113 R)
• M20: 41,795,999 km (0.117 R)
• M21: 48,299,917 km (0.116 R)
• M22: 52,279,669 km (0.085 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 15,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit