🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.44 AU - 0.56 AU

Year: 131 Days

Day: 34.8 Hours

Environment

Temp: 171 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.36 AU - 1.96 AU

Year: 793 Days

Day: 38.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.55 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

Orbit Range: 2.55 AU - 2.55 AU

Year: 1510 Days

Day: 20.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,310,143 km

• M1: 356,791 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.97 AU - 3.17 AU

Year: 1528 Days

Day: 14.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.94 AU - 3.66 AU

Year: 2223 Days

Day: 41.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.9

Radius: 10.2

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.21 AU - 4.99 AU

Year: 3659 Days

Day: 14.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,310,143 km

• M1: 128,505 km (0.098 R)
• M2: 533,616 km (0.086 R)
• M3: 980,614 km (0.106 R)
• M4: 1,479,224 km (0.102 R)
• M5: 1,872,517 km (0.118 R)
• M6: 3,705,988 km (0.114 R)
• M7: 4,784,290 km (0.056 R)
• M8: 5,370,863 km (0.074 R)
• M9: 6,226,862 km (0.119 R)
• M10: 7,485,429 km (0.102 R)
• M11: 9,454,585 km (0.098 R)
• M12: 10,299,664 km (0.099 R)
• M13: 11,575,135 km (0.103 R)
• M14: 12,860,779 km (0.108 R)
• M15: 13,231,632 km (0.11 R)
• M16: 13,657,388 km (0.045 R)
• M17: 15,452,562 km (0.061 R)
• M18: 16,515,306 km (0.072 R)
• M19: 19,505,618 km (0.111 R)
• M20: 21,450,539 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 12.8

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.3 AU - 5.71 AU

Year: 4146 Days

Day: 8.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 101,310,143 km

• M1: 159,621 km (0.034 R)
• M2: 923,767 km (0.077 R)
• M3: 1,442,722 km (0.106 R)
• M4: 2,908,183 km (0.12 R)
• M5: 3,521,534 km (0.12 R)
• M6: 3,990,972 km (0.048 R)
• M7: 5,105,177 km (0.111 R)
• M8: 5,920,934 km (0.037 R)
• M9: 8,040,736 km (0.104 R)
• M10: 10,988,861 km (0.119 R)
• M11: 12,976,867 km (0.103 R)
• M12: 14,152,856 km (0.089 R)
• M13: 17,542,146 km (0.092 R)
• M14: 19,097,066 km (0.116 R)
• M15: 19,514,743 km (0.1 R)
• M16: 20,616,980 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.5

Radius: 4.7

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 10.63 AU - 16.65 AU

Year: 18682 Days

Day: 21.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 101,310,143 km

• M1: 58,493 km (0.1 R)
• M2: 215,571 km (0.068 R)
• M3: 634,445 km (0.067 R)
• M4: 1,987,408 km (0.119 R)
• M5: 3,250,163 km (0.118 R)
• M6: 3,761,339 km (0.082 R)
• M7: 4,506,636 km (0.066 R)
• M8: 6,055,871 km (0.06 R)
• M9: 8,360,576 km (0.05 R)
• M10: 10,292,782 km (0.114 R)
• M11: 10,524,210 km (0.076 R)
• M12: 11,634,376 km (0.117 R)
• M13: 17,309,970 km (0.086 R)
• M14: 20,995,463 km (0.103 R)
• M15: 21,744,948 km (0.115 R)
• M16: 24,100,217 km (0.104 R)
• M17: 24,262,979 km (0.104 R)
• M18: 26,794,175 km (0.105 R)
• M19: 32,970,772 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905.1

Radius: 6.5

Gravity: 21.42 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 14.2 AU - 20.44 AU

Year: 26732 Days

Day: 15.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 101,310,143 km

• M1: 83,027 km (0.076 R)
• M2: 303,235 km (0.093 R)
• M3: 519,254 km (0.056 R)
• M4: 1,018,313 km (0.112 R)
• M5: 1,462,768 km (0.051 R)
• M6: 1,819,260 km (0.108 R)
• M7: 2,118,007 km (0.083 R)
• M8: 2,653,268 km (0.087 R)
• M9: 2,981,336 km (0.067 R)
• M10: 3,818,785 km (0.044 R)
• M11: 4,237,659 km (0.052 R)
• M12: 4,609,709 km (0.095 R)
• M13: 5,548,286 km (0.116 R)
• M14: 5,812,775 km (0.065 R)
• M15: 6,319,612 km (0.111 R)
• M16: 7,211,964 km (0.06 R)
• M17: 8,586,918 km (0.081 R)
• M18: 10,590,781 km (0.118 R)
• M19: 16,020,735 km (0.092 R)
• M20: 21,837,250 km (0.116 R)
• M21: 22,386,573 km (0.05 R)
• M22: 28,920,111 km (0.105 R)
• M23: 32,760,587 km (0.036 R)
• M24: 33,335,642 km (0.08 R)
• M25: 34,505,796 km (0.112 R)
• M26: 35,703,028 km (0.099 R)
• M27: 37,550,412 km (0.103 R)
• M28: 40,935,363 km (0.087 R)
• M29: 42,446,152 km (0.106 R)
• M30: 45,757,351 km (0.081 R)
• M31: 46,475,570 km (0.107 R)
• M32: 51,136,741 km (0.088 R)
• M33: 51,522,554 km (0.04 R)
• M34: 57,129,632 km (0.081 R)
• M35: 62,248,272 km (0.115 R)
• M36: 64,918,594 km (0.06 R)
• M37: 72,168,406 km (0.079 R)
• M38: 75,362,770 km (0.093 R)
• M39: 76,113,153 km (0.107 R)
• M40: 85,780,616 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 13,265 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit