🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.51 AU - 0.65 AU

Year: 167 Days

Day: 27 Hours

Environment

Temp: 150 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.79 AU - 1.05 AU

Year: 334 Days

Day: 27.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.74 AU - 1.86 AU

Year: 915 Days

Day: 27.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,707,886 km

• M1: 31,565 km (0.102 R)

Asteroid Belt

Center: 3.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.9

Radius: 14.5

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.88 AU - 4.96 AU

Year: 4133 Days

Day: 8.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 171.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,707,886 km

• M1: 180,415 km (0.108 R)
• M2: 633,697 km (0.085 R)
• M3: 1,540,409 km (0.057 R)
• M4: 2,174,255 km (0.057 R)
• M5: 4,085,817 km (0.083 R)
• M6: 4,685,705 km (0.082 R)
• M7: 5,160,827 km (0.112 R)
• M8: 5,835,514 km (0.102 R)
• M9: 9,568,579 km (0.033 R)
• M10: 10,214,094 km (0.073 R)
• M11: 10,974,649 km (0.115 R)
• M12: 14,505,758 km (0.093 R)
• M13: 15,413,069 km (0.114 R)
• M14: 16,585,766 km (0.113 R)
• M15: 22,154,697 km (0.116 R)
• M16: 22,715,838 km (0.093 R)
• M17: 25,130,946 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.4

Radius: 3.1

Gravity: 59.46 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 11.52 AU - 12.84 AU

Year: 16100 Days

Day: 16.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,707,886 km

• M1: 45,328 km (0.119 R)
• M2: 194,328 km (0.063 R)
• M3: 332,257 km (0.086 R)
• M4: 884,123 km (0.089 R)
• M5: 1,204,412 km (0.118 R)
• M6: 1,661,284 km (0.094 R)
• M7: 2,649,079 km (0.118 R)
• M8: 4,497,959 km (0.084 R)
• M9: 4,793,714 km (0.064 R)
• M10: 5,032,472 km (0.088 R)
• M11: 5,243,555 km (0.104 R)
• M12: 5,533,924 km (0.101 R)
• M13: 5,683,074 km (0.078 R)
• M14: 6,028,645 km (0.106 R)
• M15: 6,510,799 km (0.069 R)
• M16: 7,193,114 km (0.106 R)
• M17: 8,063,475 km (0.088 R)
• M18: 8,548,770 km (0.071 R)
• M19: 9,104,676 km (0.115 R)
• M20: 9,846,681 km (0.078 R)
• M21: 14,588,036 km (0.03 R)
• M22: 14,872,871 km (0.095 R)
• M23: 35,201,426 km (0.119 R)
• M24: 43,706,514 km (0.116 R)
• M25: 44,446,575 km (0.077 R)
• M26: 45,496,752 km (0.102 R)
• M27: 48,430,366 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.6

Radius: 7.8

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 11.83 AU - 16.57 AU

Year: 20267 Days

Day: 21.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,707,886 km

• M1: 97,089 km (0.108 R)
• M2: 351,854 km (0.12 R)
• M3: 837,449 km (0.071 R)
• M4: 1,720,824 km (0.078 R)
• M5: 2,135,659 km (0.092 R)
• M6: 2,860,610 km (0.083 R)
• M7: 4,105,564 km (0.097 R)
• M8: 4,970,090 km (0.052 R)
• M9: 7,655,671 km (0.111 R)
• M10: 9,004,595 km (0.119 R)
• M11: 9,471,640 km (0.084 R)
• M12: 9,759,615 km (0.107 R)
• M13: 10,710,160 km (0.047 R)
• M14: 11,181,394 km (0.084 R)
• M15: 11,721,143 km (0.04 R)
• M16: 12,334,793 km (0.105 R)
• M17: 15,929,780 km (0.077 R)
• M18: 16,474,765 km (0.107 R)
• M19: 21,704,706 km (0.048 R)
• M20: 22,800,361 km (0.077 R)
• M21: 23,492,550 km (0.101 R)
• M22: 23,843,956 km (0.116 R)
• M23: 25,010,221 km (0.07 R)
• M24: 30,888,819 km (0.105 R)
• M25: 43,939,288 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.6

Radius: 4.6

Gravity: 46.67 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.27 AU - 19.13 AU

Year: 24696 Days

Day: 20.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,707,886 km

• M1: 57,296 km (0.065 R)
• M2: 534,513 km (0.112 R)
• M3: 1,602,193 km (0.102 R)
• M4: 2,025,106 km (0.086 R)
• M5: 2,251,149 km (0.111 R)
• M6: 2,595,673 km (0.12 R)
• M7: 3,451,522 km (0.079 R)
• M8: 3,708,382 km (0.114 R)
• M9: 4,443,506 km (0.114 R)
• M10: 4,944,808 km (0.092 R)
• M11: 5,525,697 km (0.117 R)
• M12: 6,197,391 km (0.094 R)
• M13: 7,755,154 km (0.03 R)
• M14: 8,084,269 km (0.109 R)
• M15: 8,829,117 km (0.095 R)
• M16: 9,370,960 km (0.036 R)
• M17: 10,127,477 km (0.075 R)
• M18: 11,407,436 km (0.114 R)
• M19: 12,715,819 km (0.095 R)
• M20: 16,778,448 km (0.09 R)
• M21: 18,176,440 km (0.081 R)
• M22: 21,414,486 km (0.049 R)
• M23: 23,850,987 km (0.04 R)
• M24: 24,429,482 km (0.093 R)
• M25: 33,681,961 km (0.118 R)
• M26: 34,117,440 km (0.067 R)
• M27: 35,595,916 km (0.079 R)
• M28: 43,290,482 km (0.055 R)
• M29: 47,341,144 km (0.115 R)
• M30: 49,738,749 km (0.071 R)
• M31: 49,926,345 km (0.055 R)
• M32: 51,829,678 km (0.057 R)
• M33: 62,510,517 km (0.047 R)
• M34: 66,069,900 km (0.048 R)
• M35: 78,822,071 km (0.088 R)
• M36: 84,297,203 km (0.104 R)
• M37: 94,263,264 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.4

Radius: 7.3

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 16.85 AU - 21.19 AU

Year: 31417 Days

Day: 24.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,707,886 km

• M1: 90,806 km (0.037 R)
• M2: 341,382 km (0.041 R)
• M3: 639,680 km (0.101 R)
• M4: 1,228,498 km (0.088 R)
• M5: 2,174,704 km (0.097 R)
• M6: 2,468,066 km (0.054 R)
• M7: 5,174,441 km (0.062 R)
• M8: 6,301,960 km (0.088 R)
• M9: 6,726,219 km (0.089 R)
• M10: 7,822,473 km (0.106 R)
• M11: 9,738,971 km (0.107 R)
• M12: 12,598,534 km (0.058 R)
• M13: 14,764,412 km (0.047 R)
• M14: 15,819,227 km (0.108 R)
• M15: 17,577,151 km (0.078 R)
• M16: 19,021,818 km (0.106 R)
• M17: 21,287,627 km (0.057 R)
• M18: 22,534,226 km (0.088 R)
• M19: 24,442,646 km (0.116 R)
• M20: 30,331,118 km (0.076 R)
• M21: 30,690,153 km (0.079 R)
• M22: 31,416,750 km (0.085 R)
• M23: 36,963,390 km (0.025 R)
• M24: 47,653,055 km (0.114 R)
• M25: 48,790,598 km (0.1 R)
• M26: 49,283,523 km (0.1 R)
• M27: 50,782,643 km (0.11 R)
• M28: 65,068,791 km (0.076 R)
• M29: 66,669,937 km (0.055 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 12,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit