🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.69 AU - 0.81 AU

Year: 242 Days

Day: 37.4 Hours

Environment

Temp: 107 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 94,855,519 km

• M1: 124,316 km (0.087 R)
• M2: 228,885 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.86 AU - 1.1 AU

Year: 362 Days

Day: 43.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 94,855,519 km

• M1: 110,104 km (0.074 R)
• M2: 293,062 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.93 AU - 2.29 AU

Year: 1143 Days

Day: 24.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 126.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.2

Radius: 11.7

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.63 AU - 6.47 AU

Year: 4874 Days

Day: 10.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 94,855,519 km

• M1: 173,534 km (0.086 R)
• M2: 621,130 km (0.088 R)
• M3: 1,920,537 km (0.102 R)
• M4: 2,480,632 km (0.101 R)
• M5: 2,989,863 km (0.083 R)
• M6: 4,083,573 km (0.057 R)
• M7: 4,927,754 km (0.031 R)
• M8: 6,961,537 km (0.112 R)
• M9: 8,898,829 km (0.105 R)
• M10: 10,242,368 km (0.085 R)
• M11: 10,793,786 km (0.11 R)
• M12: 11,403,546 km (0.098 R)
• M13: 14,075,215 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.1

Radius: 11.3

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.44 AU - 8.94 AU

Year: 7950 Days

Day: 14.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 60.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 94,855,519 km

• M1: 140,622 km (0.093 R)
• M2: 968,945 km (0.112 R)
• M3: 1,481,169 km (0.104 R)
• M4: 2,124,290 km (0.085 R)
• M5: 2,889,034 km (0.063 R)
• M6: 3,714,814 km (0.085 R)
• M7: 4,086,715 km (0.097 R)
• M8: 4,824,980 km (0.119 R)
• M9: 5,770,738 km (0.1 R)
• M10: 8,297,296 km (0.071 R)
• M11: 11,485,227 km (0.099 R)
• M12: 13,432,094 km (0.028 R)
• M13: 16,563,775 km (0.11 R)
• M14: 20,509,120 km (0.098 R)
• M15: 23,201,583 km (0.104 R)
• M16: 28,110,487 km (0.063 R)
• M17: 29,552,162 km (0.052 R)
• M18: 30,853,663 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.9

Radius: 15

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.07 AU - 12.63 AU

Year: 14254 Days

Day: 6.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 94,855,519 km

• M1: 187,297 km (0.097 R)
• M2: 686,953 km (0.1 R)
• M3: 1,578,856 km (0.067 R)
• M4: 2,283,163 km (0.077 R)
• M5: 3,032,498 km (0.119 R)
• M6: 3,553,099 km (0.08 R)
• M7: 4,746,591 km (0.094 R)
• M8: 7,160,352 km (0.109 R)
• M9: 10,045,497 km (0.111 R)
• M10: 12,120,719 km (0.107 R)
• M11: 16,453,671 km (0.107 R)
• M12: 17,032,017 km (0.063 R)
• M13: 18,152,954 km (0.118 R)
• M14: 23,860,561 km (0.07 R)
• M15: 24,884,259 km (0.081 R)
• M16: 25,454,975 km (0.062 R)
• M17: 25,937,129 km (0.116 R)
• M18: 27,723,926 km (0.048 R)
• M19: 28,543,872 km (0.074 R)
• M20: 30,991,443 km (0.104 R)
• M21: 31,874,669 km (0.079 R)
• M22: 35,336,962 km (0.081 R)
• M23: 40,726,375 km (0.117 R)
• M24: 41,920,016 km (0.049 R)
• M25: 44,237,886 km (0.1 R)
• M26: 46,784,191 km (0.036 R)
• M27: 49,576,435 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.8

Radius: 3.3

Gravity: 91.17 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.53 AU - 15.81 AU

Year: 23124 Days

Day: 18.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,855,519 km

• M1: 41,887 km (0.054 R)
• M2: 196,871 km (0.062 R)
• M3: 324,179 km (0.075 R)
• M4: 429,346 km (0.028 R)
• M5: 1,036,863 km (0.098 R)
• M6: 1,576,462 km (0.115 R)
• M7: 1,688,362 km (0.094 R)
• M8: 1,991,447 km (0.105 R)
• M9: 4,727,742 km (0.088 R)
• M10: 5,040,999 km (0.082 R)
• M11: 5,284,844 km (0.058 R)
• M12: 7,268,213 km (0.042 R)
• M13: 8,117,779 km (0.12 R)
• M14: 8,452,579 km (0.101 R)
• M15: 10,331,379 km (0.077 R)
• M16: 13,219,515 km (0.054 R)
• M17: 14,397,748 km (0.105 R)
• M18: 14,641,592 km (0.109 R)
• M19: 18,254,830 km (0.085 R)
• M20: 19,613,178 km (0.101 R)
• M21: 24,089,446 km (0.027 R)
• M22: 25,247,184 km (0.108 R)
• M23: 30,117,642 km (0.118 R)
• M24: 30,382,879 km (0.107 R)
• M25: 33,405,803 km (0.07 R)
• M26: 34,698,179 km (0.108 R)
• M27: 35,430,311 km (0.088 R)
• M28: 37,077,234 km (0.102 R)
• M29: 37,996,812 km (0.07 R)
• M30: 41,826,817 km (0.055 R)
• M31: 49,317,930 km (0.104 R)
• M32: 49,686,539 km (0.117 R)
• M33: 59,094,899 km (0.047 R)
• M34: 59,928,608 km (0.093 R)
• M35: 67,107,810 km (0.081 R)
• M36: 72,199,523 km (0.066 R)
• M37: 72,674,646 km (0.094 R)
• M38: 80,055,805 km (0.112 R)
• M39: 85,509,545 km (0.089 R)
• M40: 88,734,426 km (0.106 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 20,311 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit