🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.54 AU - 0.56 AU

Year: 268 Days

Day: 41.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,511,499 km

• M1: 574,306 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999

Radius: 13.7

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.49 AU - 1.55 AU

Year: 1229 Days

Day: 5.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,511,499 km

• M1: 170,392 km (0.071 R)
• M2: 678,277 km (0.108 R)
• M3: 1,139,487 km (0.073 R)
• M4: 1,940,883 km (0.046 R)
• M5: 3,286,964 km (0.11 R)
• M6: 3,967,784 km (0.059 R)
• M7: 6,018,173 km (0.119 R)
• M8: 6,467,116 km (0.079 R)
• M9: 7,459,698 km (0.095 R)
• M10: 8,551,313 km (0.106 R)
• M11: 9,843,390 km (0.079 R)
• M12: 11,510,958 km (0.105 R)
• M13: 12,280,489 km (0.073 R)
• M14: 12,889,652 km (0.079 R)
• M15: 13,439,274 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.5

Radius: 13.8

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.39 AU - 2.23 AU

Year: 1597 Days

Day: 13.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,511,499 km

• M1: 171,888 km (0.041 R)
• M2: 834,457 km (0.072 R)
• M3: 1,533,528 km (0.064 R)
• M4: 2,604,798 km (0.112 R)
• M5: 3,245,526 km (0.044 R)
• M6: 3,888,797 km (0.075 R)
• M7: 4,541,343 km (0.066 R)
• M8: 5,245,500 km (0.114 R)
• M9: 6,273,536 km (0.058 R)
• M10: 6,922,492 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.2

Radius: 9.6

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.9 AU - 2.22 AU

Year: 1940 Days

Day: 5.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,511,499 km

• M1: 119,379 km (0.087 R)
• M2: 439,070 km (0.086 R)
• M3: 1,294,470 km (0.115 R)
• M4: 1,684,472 km (0.095 R)
• M5: 2,253,393 km (0.092 R)
• M6: 2,647,434 km (0.099 R)
• M7: 4,312,458 km (0.09 R)
• M8: 5,378,043 km (0.086 R)
• M9: 5,785,997 km (0.059 R)
• M10: 7,078,971 km (0.083 R)
• M11: 7,990,770 km (0.067 R)
• M12: 13,233,278 km (0.094 R)
• M13: 16,986,838 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.5

Radius: 11.4

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.14 AU - 2.68 AU

Year: 2454 Days

Day: 7.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,511,499 km

• M1: 143,165 km (0.053 R)
• M2: 502,798 km (0.105 R)
• M3: 1,393,953 km (0.085 R)
• M4: 1,851,274 km (0.106 R)
• M5: 2,222,875 km (0.049 R)
• M6: 2,839,667 km (0.12 R)
• M7: 3,338,725 km (0.097 R)
• M8: 4,754,669 km (0.119 R)
• M9: 6,212,650 km (0.107 R)
• M10: 8,513,166 km (0.118 R)
• M11: 9,921,780 km (0.104 R)
• M12: 11,666,988 km (0.104 R)
• M13: 13,400,828 km (0.042 R)
• M14: 14,590,131 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.4

Radius: 13.5

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.62 AU - 3.12 AU

Year: 3190 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,511,499 km

• M1: 169,794 km (0.092 R)
• M2: 636,389 km (0.109 R)
• M3: 1,190,051 km (0.078 R)
• M4: 1,809,386 km (0.102 R)
• M5: 2,719,540 km (0.119 R)
• M6: 3,647,944 km (0.117 R)
• M7: 4,087,762 km (0.098 R)
• M8: 4,586,671 km (0.105 R)
• M9: 5,024,992 km (0.047 R)
• M10: 6,452,007 km (0.064 R)
• M11: 7,035,887 km (0.089 R)
• M12: 9,040,050 km (0.044 R)
• M13: 14,350,475 km (0.112 R)
• M14: 15,618,167 km (0.107 R)
• M15: 20,844,219 km (0.051 R)
• M16: 22,054,915 km (0.117 R)
• M17: 22,887,726 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.1

Radius: 12.7

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.8 AU - 4.38 AU

Year: 4462 Days

Day: 10.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,511,499 km

• M1: 159,322 km (0.059 R)
• M2: 683,513 km (0.045 R)
• M3: 1,203,216 km (0.071 R)
• M4: 1,640,191 km (0.112 R)
• M5: 3,048,356 km (0.072 R)
• M6: 4,655,635 km (0.093 R)
• M7: 6,024,157 km (0.057 R)
• M8: 6,737,290 km (0.099 R)
• M9: 7,540,780 km (0.115 R)
• M10: 8,787,229 km (0.091 R)
• M11: 10,730,506 km (0.12 R)
• M12: 12,845,520 km (0.119 R)
• M13: 14,347,932 km (0.04 R)
• M14: 17,147,955 km (0.101 R)
• M15: 18,452,748 km (0.086 R)
• M16: 19,689,324 km (0.075 R)
• M17: 21,189,342 km (0.076 R)
• M18: 21,753,326 km (0.077 R)
• M19: 22,399,738 km (0.117 R)
• M20: 24,033,796 km (0.107 R)
• M21: 26,146,267 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.4

Radius: 11

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.35 AU - 4.99 AU

Year: 5586 Days

Day: 8 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,511,499 km

• M1: 137,181 km (0.103 R)
• M2: 489,933 km (0.084 R)
• M3: 871,856 km (0.119 R)
• M4: 1,460,973 km (0.086 R)
• M5: 1,972,149 km (0.093 R)
• M6: 2,669,873 km (0.034 R)
• M7: 4,761,850 km (0.098 R)
• M8: 6,459,486 km (0.102 R)
• M9: 7,060,272 km (0.091 R)
• M10: 7,625,153 km (0.071 R)
• M11: 8,373,442 km (0.109 R)
• M12: 8,885,665 km (0.088 R)
• M13: 9,335,206 km (0.116 R)
• M14: 12,209,729 km (0.069 R)
• M15: 12,766,084 km (0.094 R)
• M16: 13,605,478 km (0.085 R)
• M17: 14,314,123 km (0.117 R)
• M18: 17,271,523 km (0.076 R)
• M19: 18,232,689 km (0.116 R)
• M20: 18,627,029 km (0.082 R)
• M21: 20,755,807 km (0.082 R)
• M22: 23,580,813 km (0.073 R)
• M23: 25,573,307 km (0.087 R)
• M24: 28,547,911 km (0.068 R)
• M25: 29,618,882 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.8

Radius: 12.4

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.82 AU - 6.18 AU

Year: 7334 Days

Day: 9.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,511,499 km

• M1: 154,235 km (0.101 R)
• M2: 699,071 km (0.072 R)
• M3: 1,134,251 km (0.076 R)
• M4: 2,629,931 km (0.111 R)
• M5: 3,206,331 km (0.085 R)
• M6: 4,003,688 km (0.119 R)
• M7: 5,840,002 km (0.035 R)
• M8: 6,304,054 km (0.117 R)
• M9: 7,555,440 km (0.111 R)
• M10: 8,726,044 km (0.106 R)
• M11: 9,840,997 km (0.08 R)
• M12: 10,455,395 km (0.113 R)
• M13: 13,973,788 km (0.053 R)
• M14: 15,910,033 km (0.12 R)
• M15: 16,695,571 km (0.079 R)
• M16: 24,651,485 km (0.118 R)
• M17: 25,868,015 km (0.076 R)
• M18: 26,785,200 km (0.035 R)
• M19: 30,857,553 km (0.041 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: 352 - 10,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit