🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.46 AU - 0.72 AU

Year: 174 Days

Day: 13.7 Hours

Environment

Temp: 159 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,869,360 km

• M1: 245,789 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.7 AU - 0.94 AU

Year: 286 Days

Day: 43.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,869,360 km

• M1: 37,549 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.68 AU - 0.96 AU

Year: 286 Days

Day: 32.1 Hours

Environment

Temp: 34 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,869,360 km

• M1: 143,764 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.52 AU - 1.64 AU

Year: 765 Days

Day: 28.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.22 AU - 3.52 AU

Year: 1872 Days

Day: 44.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.5

Radius: 11.8

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.74 AU - 4.56 AU

Year: 3255 Days

Day: 14.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,869,360 km

• M1: 146,756 km (0.093 R)
• M2: 685,757 km (0.106 R)
• M3: 1,224,907 km (0.102 R)
• M4: 1,794,426 km (0.083 R)
• M5: 3,185,687 km (0.102 R)
• M6: 4,459,064 km (0.114 R)
• M7: 7,946,788 km (0.081 R)
• M8: 9,613,159 km (0.087 R)
• M9: 12,044,125 km (0.105 R)
• M10: 12,986,591 km (0.086 R)
• M11: 15,998,744 km (0.057 R)
• M12: 16,618,528 km (0.104 R)
• M13: 21,482,254 km (0.084 R)
• M14: 22,029,184 km (0.112 R)
• M15: 23,079,959 km (0.048 R)
• M16: 24,681,106 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.5

Radius: 10

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.71 AU - 6.81 AU

Year: 5322 Days

Day: 5.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,869,360 km

• M1: 125,961 km (0.097 R)
• M2: 566,228 km (0.096 R)
• M3: 1,479,673 km (0.104 R)
• M4: 1,939,237 km (0.094 R)
• M5: 2,264,912 km (0.054 R)
• M6: 2,815,133 km (0.105 R)
• M7: 3,659,463 km (0.108 R)
• M8: 4,289,121 km (0.034 R)
• M9: 4,686,901 km (0.118 R)
• M10: 5,582,544 km (0.06 R)
• M11: 7,058,925 km (0.073 R)
• M12: 7,551,850 km (0.094 R)
• M13: 8,675,779 km (0.112 R)
• M14: 10,845,098 km (0.108 R)
• M15: 13,214,878 km (0.082 R)
• M16: 14,991,053 km (0.104 R)
• M17: 20,149,188 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.6

Radius: 15

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.86 AU - 9.98 AU

Year: 10257 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,869,360 km

• M1: 186,549 km (0.119 R)
• M2: 656,136 km (0.109 R)
• M3: 1,422,077 km (0.084 R)
• M4: 2,116,511 km (0.103 R)
• M5: 2,751,404 km (0.105 R)
• M6: 3,652,133 km (0.101 R)
• M7: 4,574,254 km (0.078 R)
• M8: 8,974,077 km (0.112 R)
• M9: 12,422,458 km (0.067 R)
• M10: 13,035,061 km (0.096 R)
• M11: 14,260,716 km (0.073 R)
• M12: 15,434,611 km (0.071 R)
• M13: 16,274,453 km (0.111 R)
• M14: 17,834,609 km (0.092 R)
• M15: 18,831,978 km (0.052 R)
• M16: 20,017,093 km (0.088 R)
• M17: 21,094,347 km (0.095 R)
• M18: 28,290,453 km (0.083 R)
• M19: 29,844,326 km (0.06 R)
• M20: 31,352,123 km (0.075 R)
• M21: 33,654,584 km (0.053 R)
• M22: 35,066,938 km (0.083 R)
• M23: 37,316,590 km (0.101 R)
• M24: 38,009,977 km (0.12 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 14,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit