🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.6 AU - 0.68 AU

Year: 192 Days

Day: 33.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 112,828,226 km

• M1: 38,447 km (0.104 R)
• M2: 105,018 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.91 AU - 1.41 AU

Year: 468 Days

Day: 16.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.23 AU - 1.79 AU

Year: 695 Days

Day: 44 Hours

Environment

Temp: -57 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,828,226 km

• M1: 19,298 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.79 AU - 2.39 AU

Year: 1132 Days

Day: 38.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.2

Radius: 13.9

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.26 AU - 8.46 AU

Year: 8258 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 112,828,226 km

• M1: 172,935 km (0.1 R)
• M2: 721,959 km (0.088 R)
• M3: 1,193,342 km (0.03 R)
• M4: 2,519,827 km (0.097 R)
• M5: 3,326,907 km (0.116 R)
• M6: 5,186,259 km (0.084 R)
• M7: 10,033,978 km (0.105 R)
• M8: 10,793,337 km (0.103 R)
• M9: 13,247,639 km (0.086 R)
• M10: 14,814,976 km (0.082 R)
• M11: 15,926,638 km (0.089 R)
• M12: 16,502,889 km (0.077 R)
• M13: 18,948,515 km (0.067 R)
• M14: 29,315,498 km (0.111 R)
• M15: 31,264,160 km (0.058 R)
• M16: 33,506,033 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.4

Radius: 9.5

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.7 AU - 10.18 AU

Year: 10017 Days

Day: 10.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 112,828,226 km

• M1: 118,332 km (0.117 R)
• M2: 578,944 km (0.043 R)
• M3: 1,057,956 km (0.093 R)
• M4: 1,457,831 km (0.115 R)
• M5: 1,957,638 km (0.099 R)
• M6: 2,908,332 km (0.105 R)
• M7: 3,510,763 km (0.112 R)
• M8: 4,167,348 km (0.12 R)
• M9: 4,726,395 km (0.106 R)
• M10: 5,724,213 km (0.101 R)
• M11: 6,097,759 km (0.09 R)
• M12: 7,046,060 km (0.107 R)
• M13: 7,964,291 km (0.054 R)
• M14: 8,736,964 km (0.085 R)
• M15: 10,232,794 km (0.045 R)
• M16: 10,581,506 km (0.083 R)
• M17: 11,568,254 km (0.06 R)
• M18: 13,485,500 km (0.093 R)
• M19: 15,935,165 km (0.079 R)
• M20: 17,511,179 km (0.118 R)
• M21: 20,970,480 km (0.067 R)
• M22: 25,400,970 km (0.061 R)
• M23: 27,450,012 km (0.112 R)
• M24: 28,908,741 km (0.091 R)
• M25: 29,206,441 km (0.089 R)
• M26: 30,214,132 km (0.109 R)
• M27: 36,519,982 km (0.106 R)
• M28: 39,124,780 km (0.069 R)
• M29: 41,724,342 km (0.114 R)
• M30: 42,872,955 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.1

Radius: 3.3

Gravity: 38.39 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.61 AU - 16.65 AU

Year: 19904 Days

Day: 20.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 112,828,226 km

• M1: 42,635 km (0.025 R)
• M2: 195,674 km (0.084 R)
• M3: 428,598 km (0.104 R)
• M4: 843,882 km (0.099 R)
• M5: 1,145,172 km (0.079 R)
• M6: 1,993,840 km (0.096 R)
• M7: 2,207,616 km (0.093 R)
• M8: 3,854,988 km (0.079 R)
• M9: 4,504,841 km (0.064 R)
• M10: 4,669,698 km (0.114 R)
• M11: 5,224,706 km (0.108 R)
• M12: 5,517,917 km (0.096 R)
• M13: 9,238,865 km (0.09 R)
• M14: 10,855,270 km (0.103 R)
• M15: 13,380,782 km (0.051 R)
• M16: 15,813,692 km (0.111 R)
• M17: 16,194,568 km (0.055 R)
• M18: 17,535,713 km (0.091 R)
• M19: 18,863,843 km (0.091 R)
• M20: 21,532,220 km (0.039 R)
• M21: 22,762,662 km (0.111 R)
• M22: 27,057,318 km (0.09 R)
• M23: 33,957,819 km (0.104 R)
• M24: 36,804,367 km (0.103 R)
• M25: 39,387,324 km (0.066 R)
• M26: 42,088,463 km (0.106 R)
• M27: 55,515,321 km (0.063 R)
• M28: 61,673,817 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905.9

Radius: 7.8

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 18.42 AU - 19.88 AU

Year: 31404 Days

Day: 17.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 112,828,226 km

• M1: 97,239 km (0.099 R)
• M2: 374,294 km (0.07 R)
• M3: 660,624 km (0.044 R)
• M4: 985,401 km (0.095 R)
• M5: 1,364,033 km (0.114 R)
• M6: 2,365,591 km (0.108 R)
• M7: 3,295,491 km (0.09 R)
• M8: 6,089,531 km (0.119 R)
• M9: 6,939,546 km (0.091 R)
• M10: 8,389,449 km (0.117 R)
• M11: 10,369,676 km (0.051 R)
• M12: 12,331,801 km (0.119 R)
• M13: 13,687,158 km (0.105 R)
• M14: 14,104,087 km (0.097 R)
• M15: 14,358,254 km (0.092 R)
• M16: 14,788,498 km (0.114 R)
• M17: 17,262,996 km (0.083 R)
• M18: 17,651,651 km (0.083 R)
• M19: 19,161,243 km (0.085 R)
• M20: 25,434,032 km (0.07 R)
• M21: 30,066,330 km (0.075 R)
• M22: 33,850,857 km (0.077 R)
• M23: 38,929,704 km (0.085 R)
• M24: 40,274,440 km (0.103 R)
• M25: 47,276,069 km (0.098 R)
• M26: 53,183,389 km (0.074 R)
• M27: 59,343,830 km (0.075 R)
• M28: 64,322,596 km (0.079 R)
• M29: 67,391,597 km (0.073 R)
• M30: 69,817,925 km (0.068 R)
• M31: 73,311,633 km (0.082 R)
• M32: 77,445,172 km (0.087 R)
• M33: 78,502,231 km (0.08 R)
• M34: 95,837,183 km (0.104 R)
• M35: 96,749,880 km (0.064 R)
• M36: 102,032,031 km (0.074 R)
• M37: 111,480,782 km (0.079 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 11,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit