🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.88 AU - 1 AU

Year: 325 Days

Day: 41.4 Hours

Environment

Temp: 126 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.96 AU - 1.38 AU

Year: 451 Days

Day: 20.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.16 AU - 1.5 AU

Year: 547 Days

Day: 26.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.48 AU - 1.58 AU

Year: 675 Days

Day: 44.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.47 AU - 2.15 AU

Year: 868 Days

Day: 23.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.23 AU - 4.45 AU

Year: 2682 Days

Day: 25.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.6

Radius: 10.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.03 AU - 10.97 AU

Year: 10437 Days

Day: 9.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,509,608 km

• M1: 135,236 km (0.077 R)
• M2: 525,388 km (0.118 R)
• M3: 1,333,964 km (0.118 R)
• M4: 1,892,563 km (0.119 R)
• M5: 2,288,249 km (0.057 R)
• M6: 7,113,528 km (0.052 R)
• M7: 8,292,808 km (0.068 R)
• M8: 11,887,047 km (0.059 R)
• M9: 12,497,855 km (0.117 R)
• M10: 14,270,141 km (0.051 R)
• M11: 18,234,185 km (0.1 R)
• M12: 22,123,132 km (0.048 R)
• M13: 22,540,210 km (0.059 R)
• M14: 26,720,424 km (0.118 R)
• M15: 35,657,700 km (0.112 R)
• M16: 42,310,167 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.3

Radius: 6.1

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 14.01 AU - 19.55 AU

Year: 24501 Days

Day: 18.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,509,608 km

• M1: 75,846 km (0.085 R)
• M2: 449,990 km (0.073 R)
• M3: 657,183 km (0.058 R)
• M4: 962,662 km (0.098 R)
• M5: 1,289,234 km (0.078 R)
• M6: 1,494,333 km (0.088 R)
• M7: 1,687,614 km (0.092 R)
• M8: 2,066,395 km (0.109 R)
• M9: 2,286,753 km (0.099 R)
• M10: 3,119,864 km (0.115 R)
• M11: 5,255,224 km (0.111 R)
• M12: 5,553,223 km (0.036 R)
• M13: 6,224,019 km (0.053 R)
• M14: 6,685,978 km (0.117 R)
• M15: 6,991,606 km (0.062 R)
• M16: 12,115,932 km (0.065 R)
• M17: 12,636,532 km (0.089 R)
• M18: 15,923,347 km (0.107 R)
• M19: 17,928,706 km (0.091 R)
• M20: 25,680,569 km (0.042 R)
• M21: 27,749,807 km (0.092 R)
• M22: 28,425,690 km (0.113 R)
• M23: 29,343,772 km (0.116 R)
• M24: 31,725,370 km (0.091 R)
• M25: 32,837,929 km (0.113 R)
• M26: 39,922,286 km (0.077 R)
• M27: 41,218,402 km (0.08 R)
• M28: 43,290,033 km (0.057 R)
• M29: 44,504,319 km (0.105 R)
• M30: 47,960,778 km (0.063 R)
• M31: 48,283,610 km (0.116 R)
• M32: 50,417,325 km (0.106 R)
• M33: 56,652,714 km (0.063 R)
• M34: 57,739,542 km (0.05 R)
• M35: 60,705,619 km (0.116 R)
• M36: 61,843,610 km (0.103 R)
• M37: 62,417,916 km (0.103 R)
• M38: 63,382,823 km (0.075 R)
• M39: 66,537,842 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.3

Radius: 7.3

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 18.5 AU - 22.34 AU

Year: 32891 Days

Day: 19.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,509,608 km

• M1: 90,806 km (0.08 R)
• M2: 374,144 km (0.101 R)
• M3: 790,176 km (0.055 R)
• M4: 1,099,844 km (0.098 R)
• M5: 1,717,683 km (0.086 R)
• M6: 2,114,416 km (0.101 R)
• M7: 3,260,934 km (0.089 R)
• M8: 3,526,620 km (0.04 R)
• M9: 3,936,070 km (0.113 R)
• M10: 4,812,264 km (0.096 R)
• M11: 6,249,002 km (0.064 R)
• M12: 12,668,396 km (0.094 R)
• M13: 13,402,324 km (0.093 R)
• M14: 18,136,199 km (0.088 R)
• M15: 20,425,196 km (0.097 R)
• M16: 22,686,367 km (0.067 R)
• M17: 27,821,314 km (0.075 R)
• M18: 33,404,157 km (0.099 R)
• M19: 40,312,138 km (0.077 R)
• M20: 44,514,342 km (0.062 R)
• M21: 61,510,904 km (0.064 R)
• M22: 66,402,306 km (0.07 R)
• M23: 67,499,008 km (0.101 R)
• M24: 68,384,927 km (0.082 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 14,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit