🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.64 AU - 0.66 AU

Year: 190 Days

Day: 31.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 44,407,135 km

• M1: 34,108 km (0.056 R)
• M2: 88,562 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.56 AU - 3.76 AU

Year: 2042 Days

Day: 29.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 75.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.6

Radius: 13.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.23 AU - 8.87 AU

Year: 7540 Days

Day: 13.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,407,135 km

• M1: 166,802 km (0.12 R)
• M2: 615,296 km (0.099 R)
• M3: 1,276,519 km (0.076 R)
• M4: 1,714,541 km (0.03 R)
• M5: 2,288,099 km (0.105 R)
• M6: 3,216,354 km (0.098 R)
• M7: 3,732,317 km (0.093 R)
• M8: 4,435,278 km (0.105 R)
• M9: 5,225,005 km (0.102 R)
• M10: 6,341,753 km (0.058 R)
• M11: 6,902,895 km (0.078 R)
• M12: 10,363,991 km (0.057 R)
• M13: 13,436,432 km (0.11 R)
• M14: 14,187,413 km (0.12 R)
• M15: 15,647,189 km (0.06 R)
• M16: 16,478,654 km (0.069 R)
• M17: 17,474,378 km (0.102 R)
• M18: 20,251,064 km (0.104 R)
• M19: 23,973,358 km (0.077 R)
• M20: 24,479,298 km (0.114 R)
• M21: 27,850,785 km (0.09 R)
• M22: 31,119,648 km (0.104 R)
• M23: 33,891,398 km (0.086 R)
• M24: 34,422,320 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.5

Radius: 12.7

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.98 AU - 11.32 AU

Year: 12631 Days

Day: 14.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,407,135 km

• M1: 157,975 km (0.095 R)
• M2: 607,966 km (0.063 R)
• M3: 1,273,377 km (0.07 R)
• M4: 1,940,284 km (0.03 R)
• M5: 2,453,854 km (0.047 R)
• M6: 3,223,385 km (0.096 R)
• M7: 3,867,255 km (0.104 R)
• M8: 4,442,907 km (0.056 R)
• M9: 4,911,747 km (0.118 R)
• M10: 5,694,892 km (0.096 R)
• M11: 6,559,867 km (0.104 R)
• M12: 8,983,053 km (0.079 R)
• M13: 10,368,628 km (0.068 R)
• M14: 12,800,791 km (0.11 R)
• M15: 14,149,715 km (0.065 R)
• M16: 14,756,035 km (0.089 R)
• M17: 17,895,346 km (0.109 R)
• M18: 20,248,371 km (0.06 R)
• M19: 21,367,363 km (0.102 R)
• M20: 24,106,799 km (0.035 R)
• M21: 25,462,156 km (0.1 R)
• M22: 26,158,534 km (0.086 R)
• M23: 26,562,149 km (0.12 R)
• M24: 27,798,127 km (0.111 R)
• M25: 32,310,747 km (0.086 R)
• M26: 33,481,200 km (0.072 R)
• M27: 43,037,363 km (0.109 R)
• M28: 44,168,173 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.4

Radius: 7.9

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 15.13 AU - 15.91 AU

Year: 22221 Days

Day: 19.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,407,135 km

• M1: 98,735 km (0.056 R)
• M2: 549,174 km (0.119 R)
• M3: 1,338,602 km (0.086 R)
• M4: 2,602,704 km (0.09 R)
• M5: 3,273,800 km (0.113 R)
• M6: 3,878,026 km (0.103 R)
• M7: 4,718,616 km (0.083 R)
• M8: 5,093,957 km (0.076 R)
• M9: 6,021,613 km (0.041 R)
• M10: 6,381,696 km (0.111 R)
• M11: 7,826,661 km (0.112 R)
• M12: 8,700,762 km (0.062 R)
• M13: 10,243,714 km (0.025 R)
• M14: 11,228,517 km (0.079 R)
• M15: 14,069,081 km (0.034 R)
• M16: 15,210,962 km (0.094 R)
• M17: 16,336,536 km (0.091 R)
• M18: 18,334,117 km (0.119 R)
• M19: 18,921,438 km (0.063 R)
• M20: 22,520,912 km (0.116 R)
• M21: 28,402,053 km (0.068 R)
• M22: 30,803,997 km (0.104 R)
• M23: 38,000,103 km (0.092 R)
• M24: 38,817,057 km (0.051 R)
• M25: 41,195,514 km (0.116 R)
• M26: 41,913,135 km (0.069 R)
• M27: 44,565,804 km (0.069 R)
• M28: 44,867,244 km (0.052 R)
• M29: 49,071,393 km (0.105 R)
• M30: 50,856,993 km (0.053 R)
• M31: 57,003,221 km (0.118 R)
• M32: 57,894,226 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.3

Radius: 6.6

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 15.6 AU - 17.46 AU

Year: 24425 Days

Day: 24.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,407,135 km

• M1: 82,129 km (0.111 R)
• M2: 292,314 km (0.103 R)
• M3: 510,428 km (0.111 R)
• M4: 750,084 km (0.059 R)
• M5: 2,671,220 km (0.094 R)
• M6: 2,983,131 km (0.092 R)
• M7: 3,250,163 km (0.034 R)
• M8: 3,730,672 km (0.116 R)
• M9: 5,790,634 km (0.068 R)
• M10: 6,831,536 km (0.083 R)
• M11: 10,392,414 km (0.071 R)
• M12: 11,538,933 km (0.044 R)
• M13: 11,756,149 km (0.09 R)
• M14: 14,391,465 km (0.071 R)
• M15: 14,898,003 km (0.086 R)
• M16: 26,825,591 km (0.073 R)
• M17: 28,373,779 km (0.063 R)
• M18: 31,966,073 km (0.107 R)
• M19: 33,264,433 km (0.102 R)
• M20: 36,081,361 km (0.051 R)
• M21: 38,809,876 km (0.117 R)
• M22: 40,286,707 km (0.103 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 14,794 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit