🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.55 AU - 0.81 AU

Year: 201 Days

Day: 16.8 Hours

Environment

Temp: 138 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 80,366,923 km

• M1: 225,893 km (0.068 R)
• M2: 341,981 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.99 AU - 1.19 AU

Year: 408 Days

Day: 23 Hours

Environment

Temp: 43 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,366,923 km

• M1: 149,149 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.17 AU - 1.41 AU

Year: 525 Days

Day: 38.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,366,923 km

• M1: 294,409 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.25 AU - 1.75 AU

Year: 658 Days

Day: 40 Hours

Environment

Temp: -34 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.94 AU - 5.74 AU

Year: 3814 Days

Day: 17.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.4

Radius: 14.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 9.66 AU - 11.66 AU

Year: 12465 Days

Day: 13.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,366,923 km

• M1: 184,305 km (0.119 R)
• M2: 798,105 km (0.069 R)
• M3: 1,270,385 km (0.116 R)
• M4: 2,688,573 km (0.089 R)
• M5: 3,475,009 km (0.092 R)
• M6: 5,597,803 km (0.091 R)
• M7: 10,677,548 km (0.108 R)
• M8: 13,340,241 km (0.083 R)
• M9: 15,683,990 km (0.069 R)
• M10: 16,543,879 km (0.057 R)
• M11: 17,049,221 km (0.068 R)
• M12: 17,630,109 km (0.059 R)
• M13: 19,873,628 km (0.06 R)
• M14: 24,106,949 km (0.078 R)
• M15: 26,434,093 km (0.1 R)
• M16: 30,106,571 km (0.113 R)
• M17: 30,860,994 km (0.06 R)
• M18: 33,500,349 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.7

Radius: 6.7

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 11.65 AU - 15.39 AU

Year: 17805 Days

Day: 16.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,366,923 km

• M1: 85,570 km (0.09 R)
• M2: 343,178 km (0.077 R)
• M3: 923,767 km (0.091 R)
• M4: 3,333,938 km (0.094 R)
• M5: 3,649,290 km (0.093 R)
• M6: 5,320,747 km (0.07 R)
• M7: 6,362,996 km (0.06 R)
• M8: 6,725,172 km (0.094 R)
• M9: 7,894,728 km (0.066 R)
• M10: 8,551,912 km (0.046 R)
• M11: 9,194,136 km (0.114 R)
• M12: 10,190,158 km (0.099 R)
• M13: 10,519,124 km (0.11 R)
• M14: 14,758,728 km (0.073 R)
• M15: 15,681,597 km (0.05 R)
• M16: 17,720,317 km (0.05 R)
• M17: 20,357,577 km (0.113 R)
• M18: 25,182,857 km (0.115 R)
• M19: 27,646,584 km (0.075 R)
• M20: 28,719,051 km (0.119 R)
• M21: 36,120,555 km (0.054 R)
• M22: 39,647,774 km (0.06 R)
• M23: 43,541,358 km (0.032 R)
• M24: 43,828,735 km (0.044 R)
• M25: 44,117,609 km (0.03 R)
• M26: 46,174,430 km (0.116 R)
• M27: 50,636,934 km (0.093 R)
• M28: 53,217,797 km (0.101 R)
• M29: 54,374,188 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.5

Radius: 3.8

Gravity: 33.9 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 13.6 AU - 20.92 AU

Year: 25682 Days

Day: 17.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,366,923 km

• M1: 47,273 km (0.099 R)
• M2: 204,201 km (0.047 R)
• M3: 323,730 km (0.096 R)
• M4: 477,666 km (0.082 R)
• M5: 670,797 km (0.091 R)
• M6: 856,747 km (0.107 R)
• M7: 1,050,177 km (0.059 R)
• M8: 1,243,009 km (0.108 R)
• M9: 2,281,667 km (0.044 R)
• M10: 2,417,053 km (0.107 R)
• M11: 4,524,588 km (0.102 R)
• M12: 4,848,467 km (0.074 R)
• M13: 5,462,267 km (0.109 R)
• M14: 5,623,534 km (0.108 R)
• M15: 6,300,464 km (0.084 R)
• M16: 8,929,946 km (0.105 R)
• M17: 11,146,537 km (0.114 R)
• M18: 11,537,437 km (0.096 R)
• M19: 18,188,708 km (0.117 R)
• M20: 19,562,614 km (0.091 R)
• M21: 19,940,349 km (0.109 R)
• M22: 22,207,056 km (0.057 R)
• M23: 22,721,523 km (0.111 R)
• M24: 29,038,143 km (0.112 R)
• M25: 29,529,572 km (0.108 R)
• M26: 29,901,622 km (0.063 R)
• M27: 30,782,155 km (0.062 R)
• M28: 36,858,821 km (0.109 R)
• M29: 37,002,285 km (0.097 R)
• M30: 38,016,708 km (0.096 R)
• M31: 40,404,739 km (0.081 R)
• M32: 42,416,980 km (0.106 R)
• M33: 42,574,507 km (0.112 R)
• M34: 50,249,177 km (0.09 R)
• M35: 54,969,738 km (0.114 R)
• M36: 58,016,747 km (0.102 R)
• M37: 64,652,909 km (0.1 R)
• M38: 70,224,382 km (0.081 R)
• M39: 71,331,257 km (0.099 R)
• M40: 73,579,862 km (0.12 R)
• M41: 77,040,510 km (0.077 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 18,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit