🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.4 AU - 0.64 AU

Year: 136 Days

Day: 23 Hours

Environment

Temp: 191 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,339,178 km

• M1: 27,975 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.69 AU - 1.03 AU

Year: 288 Days

Day: 35.7 Hours

Environment

Temp: 166 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,339,178 km

• M1: 36,203 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.87 AU - 0.89 AU

Year: 299 Days

Day: 31.6 Hours

Environment

Temp: 146 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,339,178 km

• M1: 181,163 km (0.105 R)
• M2: 355,594 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.07 AU - 1.29 AU

Year: 464 Days

Day: 16.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,339,178 km

• M1: 110,254 km (0.028 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.39 AU - 1.69 AU

Year: 691 Days

Day: 17 Hours

Environment

Temp: -36 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,339,178 km

• M1: 39,344 km (0.094 R)
• M2: 259,104 km (0.116 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.98 AU - 3.62 AU

Year: 2168 Days

Day: 42.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.3

Radius: 9.6

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.09 AU - 7.57 AU

Year: 6455 Days

Day: 5.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,339,178 km

• M1: 120,277 km (0.067 R)
• M2: 427,102 km (0.102 R)
• M3: 782,247 km (0.118 R)
• M4: 1,142,479 km (0.112 R)
• M5: 2,544,660 km (0.086 R)
• M6: 3,224,433 km (0.111 R)
• M7: 4,020,892 km (0.106 R)
• M8: 4,411,492 km (0.103 R)
• M9: 4,856,246 km (0.078 R)
• M10: 5,803,051 km (0.115 R)
• M11: 7,088,845 km (0.119 R)
• M12: 9,746,002 km (0.074 R)
• M13: 11,195,007 km (0.07 R)
• M14: 12,237,555 km (0.118 R)
• M15: 14,335,066 km (0.072 R)
• M16: 16,927,298 km (0.099 R)
• M17: 17,879,638 km (0.068 R)
• M18: 22,369,669 km (0.11 R)
• M19: 22,693,249 km (0.047 R)
• M20: 24,103,658 km (0.063 R)
• M21: 24,701,152 km (0.114 R)
• M22: 25,571,811 km (0.096 R)
• M23: 26,372,609 km (0.111 R)
• M24: 31,634,564 km (0.073 R)
• M25: 34,780,458 km (0.065 R)
• M26: 37,784,682 km (0.094 R)
• M27: 39,056,862 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.1

Radius: 8.6

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.71 AU - 9.97 AU

Year: 8710 Days

Day: 7.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,339,178 km

• M1: 107,112 km (0.081 R)
• M2: 475,422 km (0.083 R)
• M3: 853,755 km (0.064 R)
• M4: 1,166,265 km (0.118 R)
• M5: 1,542,653 km (0.099 R)
• M6: 2,209,112 km (0.118 R)
• M7: 3,076,331 km (0.048 R)
• M8: 3,802,479 km (0.045 R)
• M9: 5,687,262 km (0.069 R)
• M10: 6,492,847 km (0.117 R)
• M11: 6,813,884 km (0.106 R)
• M12: 9,366,921 km (0.095 R)
• M13: 11,644,399 km (0.112 R)
• M14: 12,280,340 km (0.085 R)
• M15: 13,163,865 km (0.106 R)
• M16: 13,971,394 km (0.063 R)
• M17: 14,327,287 km (0.107 R)
• M18: 16,394,580 km (0.088 R)
• M19: 18,087,579 km (0.119 R)
• M20: 19,303,361 km (0.098 R)
• M21: 20,118,670 km (0.094 R)
• M22: 25,498,658 km (0.084 R)
• M23: 28,516,945 km (0.03 R)
• M24: 28,802,676 km (0.116 R)
• M25: 29,186,545 km (0.081 R)
• M26: 32,901,060 km (0.067 R)
• M27: 35,362,244 km (0.076 R)
• M28: 36,693,964 km (0.043 R)
• M29: 38,987,150 km (0.062 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 14,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit