🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.62 AU - 0.92 AU

Year: 259 Days

Day: 41.7 Hours

Environment

Temp: 91 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.47 AU - 1.53 AU

Year: 703 Days

Day: 13 Hours

Environment

Temp: -62 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,342,305 km

• M1: 487,539 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.2 AU - 3.34 AU

Year: 1765 Days

Day: 32.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 76.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.09 AU - 3.95 AU

Year: 2529 Days

Day: 23 Hours

Environment

Temp: -120 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.26 AU - 3.96 AU

Year: 2626 Days

Day: 27.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,342,305 km

• M1: 705,504 km (0.083 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.4

Radius: 13.3

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.22 AU - 6.54 AU

Year: 4778 Days

Day: 7.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,342,305 km

• M1: 180,565 km (0.055 R)
• M2: 1,253,630 km (0.111 R)
• M3: 2,001,470 km (0.08 R)
• M4: 2,965,927 km (0.116 R)
• M5: 3,499,393 km (0.087 R)
• M6: 4,716,372 km (0.111 R)
• M7: 5,179,527 km (0.072 R)
• M8: 6,584,999 km (0.119 R)
• M9: 7,717,305 km (0.108 R)
• M10: 8,699,715 km (0.076 R)
• M11: 10,175,198 km (0.031 R)
• M12: 10,833,579 km (0.047 R)
• M13: 11,895,574 km (0.057 R)
• M14: 13,571,070 km (0.119 R)
• M15: 16,529,518 km (0.054 R)
• M16: 17,549,775 km (0.046 R)
• M17: 19,834,434 km (0.117 R)
• M18: 20,253,757 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 8.6

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.76 AU - 7.18 AU

Year: 6301 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,342,305 km

• M1: 106,962 km (0.098 R)
• M2: 500,854 km (0.034 R)
• M3: 1,513,482 km (0.069 R)
• M4: 2,302,461 km (0.117 R)
• M5: 2,589,838 km (0.086 R)
• M6: 2,901,451 km (0.053 R)
• M7: 3,238,046 km (0.104 R)
• M8: 4,110,052 km (0.07 R)
• M9: 4,535,957 km (0.095 R)
• M10: 6,150,417 km (0.11 R)
• M11: 7,299,778 km (0.101 R)
• M12: 8,001,392 km (0.078 R)
• M13: 9,283,595 km (0.057 R)
• M14: 9,798,062 km (0.118 R)
• M15: 11,456,055 km (0.081 R)
• M16: 11,997,899 km (0.103 R)
• M17: 12,402,711 km (0.071 R)
• M18: 13,400,528 km (0.112 R)
• M19: 14,337,909 km (0.113 R)
• M20: 15,555,486 km (0.087 R)
• M21: 15,915,717 km (0.082 R)
• M22: 16,342,969 km (0.069 R)
• M23: 17,866,025 km (0.081 R)
• M24: 19,620,509 km (0.034 R)
• M25: 20,111,788 km (0.117 R)
• M26: 26,836,362 km (0.099 R)
• M27: 28,769,915 km (0.1 R)
• M28: 30,047,780 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.2

Radius: 13.3

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.98 AU - 11.42 AU

Year: 13401 Days

Day: 8.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,342,305 km

• M1: 166,054 km (0.098 R)
• M2: 856,597 km (0.092 R)
• M3: 1,301,651 km (0.119 R)
• M4: 1,905,578 km (0.08 R)
• M5: 2,737,192 km (0.063 R)
• M6: 3,162,349 km (0.056 R)
• M7: 4,178,418 km (0.046 R)
• M8: 6,979,040 km (0.052 R)
• M9: 7,507,420 km (0.112 R)
• M10: 8,694,628 km (0.07 R)
• M11: 10,224,416 km (0.107 R)
• M12: 11,319,772 km (0.079 R)
• M13: 12,238,751 km (0.102 R)
• M14: 14,364,836 km (0.051 R)
• M15: 14,932,710 km (0.071 R)
• M16: 15,812,645 km (0.119 R)
• M17: 16,495,110 km (0.082 R)
• M18: 16,960,808 km (0.118 R)
• M19: 21,742,405 km (0.062 R)
• M20: 22,208,701 km (0.118 R)
• M21: 29,687,249 km (0.087 R)
• M22: 35,511,393 km (0.104 R)
• M23: 41,338,679 km (0.083 R)
• M24: 42,779,905 km (0.117 R)
• M25: 43,808,390 km (0.059 R)
• M26: 46,838,196 km (0.057 R)
• M27: 48,721,633 km (0.106 R)
• M28: 50,655,036 km (0.104 R)
• M29: 51,640,736 km (0.091 R)
• M30: 54,502,992 km (0.119 R)
• M31: 55,364,526 km (0.093 R)
• M32: 59,991,738 km (0.063 R)
• M33: 62,587,261 km (0.059 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 13,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit