🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.89 AU - 1.01 AU

Year: 324 Days

Day: 35.4 Hours

Environment

Temp: 141 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.24 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.19 AU - 1.87 AU

Year: 662 Days

Day: 27.8 Hours

Environment

Temp: -17 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 96,262,806 km

• M1: 75,697 km (0.077 R)
• M2: 137,032 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.29 AU - 1.91 AU

Year: 708 Days

Day: 38.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.46 AU - 2.22 AU

Year: 873 Days

Day: 24.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 96,262,806 km

• M1: 505,790 km (0.107 R)
• M2: 796,758 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.24 AU - 5.46 AU

Year: 4329 Days

Day: 14.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,262,806 km

• M1: 47,722 km (0.064 R)

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.5

Radius: 12.2

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.92 AU - 7.09 AU

Year: 5798 Days

Day: 13.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 96,262,806 km

• M1: 152,739 km (0.101 R)
• M2: 706,102 km (0.061 R)
• M3: 1,136,495 km (0.12 R)
• M4: 1,616,405 km (0.113 R)
• M5: 2,015,083 km (0.074 R)
• M6: 2,480,333 km (0.025 R)
• M7: 2,938,701 km (0.116 R)
• M8: 4,455,025 km (0.093 R)
• M9: 6,474,147 km (0.079 R)
• M10: 8,069,309 km (0.083 R)
• M11: 9,255,022 km (0.12 R)
• M12: 10,138,248 km (0.111 R)
• M13: 11,028,654 km (0.026 R)
• M14: 13,732,486 km (0.039 R)
• M15: 14,763,515 km (0.097 R)
• M16: 17,173,536 km (0.065 R)
• M17: 19,198,044 km (0.078 R)
• M18: 19,692,316 km (0.089 R)
• M19: 20,633,137 km (0.106 R)
• M20: 22,682,328 km (0.038 R)
• M21: 24,040,228 km (0.068 R)
• M22: 27,270,345 km (0.098 R)
• M23: 28,989,225 km (0.093 R)
• M24: 31,068,635 km (0.078 R)
• M25: 33,245,584 km (0.105 R)
• M26: 34,578,650 km (0.059 R)
• M27: 35,205,914 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.5

Radius: 6.2

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.85 AU - 15.25 AU

Year: 19417 Days

Day: 22.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,262,806 km

• M1: 77,342 km (0.034 R)
• M2: 402,269 km (0.096 R)
• M3: 975,378 km (0.089 R)
• M4: 1,180,327 km (0.057 R)
• M5: 2,518,331 km (0.074 R)
• M6: 3,131,383 km (0.093 R)
• M7: 3,534,549 km (0.043 R)
• M8: 8,673,984 km (0.115 R)
• M9: 10,721,530 km (0.105 R)
• M10: 11,198,897 km (0.084 R)
• M11: 11,634,974 km (0.105 R)
• M12: 12,082,422 km (0.04 R)
• M13: 14,945,426 km (0.063 R)
• M14: 15,946,684 km (0.114 R)
• M15: 16,779,346 km (0.114 R)
• M16: 18,380,642 km (0.076 R)
• M17: 23,702,287 km (0.046 R)
• M18: 31,125,782 km (0.097 R)
• M19: 33,420,763 km (0.108 R)
• M20: 37,855,891 km (0.061 R)
• M21: 38,099,586 km (0.068 R)
• M22: 38,837,103 km (0.03 R)
• M23: 40,340,562 km (0.119 R)
• M24: 44,268,254 km (0.112 R)
• M25: 45,357,027 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.9

Radius: 7.5

Gravity: 16.73 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 13.94 AU - 19.98 AU

Year: 24435 Days

Day: 24.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 96,262,806 km

• M1: 95,892 km (0.041 R)
• M2: 496,216 km (0.085 R)
• M3: 877,541 km (0.114 R)
• M4: 1,346,530 km (0.089 R)
• M5: 1,870,123 km (0.119 R)
• M6: 2,700,690 km (0.077 R)
• M7: 5,024,544 km (0.075 R)
• M8: 5,910,313 km (0.107 R)
• M9: 7,095,726 km (0.119 R)
• M10: 8,375,686 km (0.105 R)
• M11: 8,718,414 km (0.105 R)
• M12: 8,952,086 km (0.091 R)
• M13: 10,442,829 km (0.104 R)
• M14: 13,360,885 km (0.094 R)
• M15: 20,641,065 km (0.1 R)
• M16: 27,730,808 km (0.089 R)
• M17: 30,057,803 km (0.093 R)
• M18: 30,996,978 km (0.113 R)
• M19: 32,512,105 km (0.098 R)
• M20: 33,787,876 km (0.083 R)
• M21: 35,689,115 km (0.099 R)
• M22: 40,024,312 km (0.118 R)
• M23: 44,180,739 km (0.087 R)
• M24: 47,165,665 km (0.12 R)
• M25: 53,338,822 km (0.074 R)
• M26: 54,318,837 km (0.076 R)
• M27: 59,190,342 km (0.048 R)
• M28: 66,352,789 km (0.096 R)
• M29: 67,942,865 km (0.094 R)
• M30: 73,346,490 km (0.074 R)
• M31: 73,829,541 km (0.091 R)
• M32: 80,815,911 km (0.035 R)
• M33: 81,331,126 km (0.085 R)
• M34: 86,604,751 km (0.112 R)
• M35: 91,262,779 km (0.107 R)
• M36: 92,663,913 km (0.119 R)
• M37: 94,364,093 km (0.118 R)
• M38: 96,085,067 km (0.031 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.3

Radius: 4.3

Gravity: 38.85 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 18.11 AU - 18.85 AU

Year: 27793 Days

Day: 21.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 96,262,806 km

• M1: 53,556 km (0.092 R)
• M2: 192,233 km (0.081 R)
• M3: 378,183 km (0.072 R)
• M4: 882,328 km (0.074 R)
• M5: 2,498,434 km (0.104 R)
• M6: 2,677,203 km (0.102 R)
• M7: 4,285,381 km (0.108 R)
• M8: 5,629,817 km (0.103 R)
• M9: 6,303,755 km (0.079 R)
• M10: 9,116,045 km (0.038 R)
• M11: 10,826,996 km (0.043 R)
• M12: 13,348,468 km (0.104 R)
• M13: 17,222,305 km (0.108 R)
• M14: 21,043,184 km (0.102 R)
• M15: 21,464,452 km (0.084 R)
• M16: 23,995,947 km (0.099 R)
• M17: 24,687,688 km (0.058 R)
• M18: 35,368,228 km (0.063 R)
• M19: 37,789,021 km (0.101 R)
• M20: 37,943,854 km (0.111 R)
• M21: 41,623,663 km (0.08 R)
• M22: 42,120,627 km (0.115 R)
• M23: 45,534,450 km (0.116 R)
• M24: 50,617,038 km (0.105 R)
• M25: 51,944,270 km (0.12 R)
• M26: 55,064,732 km (0.088 R)
• M27: 55,863,884 km (0.115 R)
• M28: 59,137,983 km (0.053 R)
• M29: 67,194,576 km (0.058 R)
• M30: 68,106,974 km (0.077 R)
• M31: 69,723,528 km (0.03 R)
• M32: 75,951,886 km (0.088 R)
• M33: 78,191,516 km (0.109 R)
• M34: 79,454,421 km (0.119 R)
• M35: 86,510,205 km (0.053 R)
• M36: 88,133,042 km (0.077 R)
• M37: 89,226,004 km (0.062 R)
• M38: 90,604,998 km (0.079 R)
• M39: 91,160,454 km (0.082 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 11,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit