🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.47 AU - 0.53 AU

Year: 125 Days

Day: 31.6 Hours

Environment

Temp: 283 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.52 AU - 0.66 AU

Year: 161 Days

Day: 26.7 Hours

Environment

Temp: 203 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,358,173 km

• M1: 81,531 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.94 AU - 4.68 AU

Year: 3174 Days

Day: 20.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,358,173 km

• M1: 662,719 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.42 AU - 4.68 AU

Year: 3443 Days

Day: 22 Hours

Environment

Temp: -122 °C

Axial Tilt: 125.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,358,173 km

• M1: 28,872 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.49 AU - 4.65 AU

Year: 3466 Days

Day: 21 Hours

Environment

Temp: -133 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 8.8

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 11.17 AU - 13.59 AU

Year: 15453 Days

Day: 12.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,358,173 km

• M1: 109,655 km (0.099 R)
• M2: 479,910 km (0.094 R)
• M3: 962,961 km (0.035 R)
• M4: 3,072,591 km (0.112 R)
• M5: 4,157,923 km (0.044 R)
• M6: 4,836,499 km (0.1 R)
• M7: 5,134,648 km (0.072 R)
• M8: 5,622,786 km (0.089 R)
• M9: 6,491,800 km (0.035 R)
• M10: 8,494,616 km (0.066 R)
• M11: 9,688,407 km (0.1 R)
• M12: 15,238,039 km (0.086 R)
• M13: 16,026,719 km (0.114 R)
• M14: 17,069,267 km (0.03 R)
• M15: 23,249,005 km (0.047 R)
• M16: 27,196,594 km (0.101 R)
• M17: 33,323,374 km (0.095 R)
• M18: 33,922,065 km (0.12 R)
• M19: 40,853,832 km (0.087 R)
• M20: 43,786,250 km (0.119 R)
• M21: 47,607,727 km (0.071 R)
• M22: 48,062,505 km (0.109 R)
• M23: 49,289,357 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.1

Radius: 13.9

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 10.99 AU - 14.51 AU

Year: 16151 Days

Day: 13.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,358,173 km

• M1: 175,777 km (0.093 R)
• M2: 914,342 km (0.09 R)
• M3: 1,625,082 km (0.026 R)
• M4: 2,710,414 km (0.076 R)
• M5: 3,624,756 km (0.067 R)
• M6: 4,138,775 km (0.062 R)
• M7: 4,805,832 km (0.108 R)
• M8: 6,571,685 km (0.114 R)
• M9: 7,482,287 km (0.104 R)
• M10: 8,270,069 km (0.06 R)
• M11: 9,276,714 km (0.104 R)
• M12: 9,838,454 km (0.073 R)
• M13: 11,030,599 km (0.098 R)
• M14: 12,721,504 km (0.117 R)
• M15: 13,772,578 km (0.108 R)
• M16: 14,880,650 km (0.093 R)
• M17: 15,340,214 km (0.116 R)
• M18: 16,368,700 km (0.112 R)
• M19: 18,126,475 km (0.101 R)
• M20: 19,547,804 km (0.112 R)
• M21: 20,756,555 km (0.082 R)
• M22: 21,427,651 km (0.115 R)
• M23: 22,311,774 km (0.066 R)
• M24: 28,839,926 km (0.083 R)
• M25: 31,146,725 km (0.11 R)
• M26: 31,900,100 km (0.101 R)
• M27: 34,633,104 km (0.074 R)
• M28: 40,264,267 km (0.108 R)
• M29: 44,392,719 km (0.098 R)
• M30: 55,107,068 km (0.066 R)
• M31: 61,156,657 km (0.089 R)
• M32: 62,536,547 km (0.099 R)
• M33: 66,801,134 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.7

Radius: 5.9

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 16.22 AU - 16.98 AU

Year: 23994 Days

Day: 15.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,358,173 km

• M1: 73,453 km (0.1 R)
• M2: 499,956 km (0.105 R)
• M3: 1,392,607 km (0.083 R)
• M4: 2,632,923 km (0.049 R)
• M5: 3,625,056 km (0.083 R)
• M6: 4,984,302 km (0.09 R)
• M7: 6,609,832 km (0.104 R)
• M8: 8,610,105 km (0.116 R)
• M9: 8,917,978 km (0.091 R)
• M10: 10,280,665 km (0.027 R)
• M11: 10,981,680 km (0.113 R)
• M12: 13,895,548 km (0.041 R)
• M13: 14,462,524 km (0.075 R)
• M14: 23,797,431 km (0.074 R)
• M15: 28,941,653 km (0.11 R)
• M16: 32,754,304 km (0.091 R)
• M17: 42,381,526 km (0.116 R)
• M18: 46,487,838 km (0.042 R)
• M19: 54,254,660 km (0.047 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 11,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit