🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.6 AU - 0.66 AU

Year: 175 Days

Day: 20.9 Hours

Environment

Temp: 227 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 82,668,926 km

• M1: 30,967 km (0.11 R)
• M2: 116,836 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.25 AU - 1.71 AU

Year: 630 Days

Day: 46.3 Hours

Environment

Temp: -14 °C

Axial Tilt: 158.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.83 AU - 3.99 AU

Year: 2203 Days

Day: 22.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 91 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,668,926 km

• M1: 62,083 km (0.056 R)
• M2: 1,916,050 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4 AU - 4.82 AU

Year: 3240 Days

Day: 37.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,668,926 km

• M1: 1,742,366 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686

Radius: 11

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.2 AU - 11.8 AU

Year: 12763 Days

Day: 5.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,668,926 km

• M1: 137,181 km (0.059 R)
• M2: 769,531 km (0.106 R)
• M3: 1,184,366 km (0.033 R)
• M4: 1,626,428 km (0.075 R)
• M5: 2,253,094 km (0.088 R)
• M6: 3,152,925 km (0.074 R)
• M7: 3,658,865 km (0.089 R)
• M8: 5,334,959 km (0.108 R)
• M9: 6,759,281 km (0.081 R)
• M10: 7,257,890 km (0.079 R)
• M11: 9,502,158 km (0.115 R)
• M12: 11,233,753 km (0.108 R)
• M13: 12,726,141 km (0.107 R)
• M14: 14,481,822 km (0.111 R)
• M15: 18,548,490 km (0.072 R)
• M16: 27,679,944 km (0.097 R)
• M17: 29,174,128 km (0.088 R)
• M18: 30,834,066 km (0.069 R)
• M19: 32,322,864 km (0.099 R)
• M20: 32,790,507 km (0.115 R)
• M21: 39,552,929 km (0.098 R)
• M22: 41,446,688 km (0.101 R)
• M23: 49,473,512 km (0.114 R)
• M24: 52,149,668 km (0.076 R)
• M25: 55,420,027 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.9

Radius: 8.4

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.19 AU - 12.87 AU

Year: 14597 Days

Day: 14.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,668,926 km

• M1: 110,104 km (0.112 R)
• M2: 441,164 km (0.049 R)
• M3: 737,069 km (0.111 R)
• M4: 1,958,386 km (0.119 R)
• M5: 2,776,088 km (0.088 R)
• M6: 5,919,887 km (0.119 R)
• M7: 6,475,194 km (0.09 R)
• M8: 8,812,063 km (0.031 R)
• M9: 9,290,477 km (0.101 R)
• M10: 13,137,535 km (0.059 R)
• M11: 14,406,125 km (0.067 R)
• M12: 15,205,427 km (0.119 R)
• M13: 19,171,715 km (0.113 R)
• M14: 19,812,592 km (0.111 R)
• M15: 35,819,116 km (0.106 R)
• M16: 36,913,574 km (0.112 R)
• M17: 43,129,964 km (0.048 R)
• M18: 50,311,110 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.9

Radius: 7.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 12.76 AU - 15.28 AU

Year: 18365 Days

Day: 18 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,668,926 km

• M1: 100,829 km (0.099 R)
• M2: 554,709 km (0.097 R)
• M3: 812,616 km (0.035 R)
• M4: 1,312,572 km (0.069 R)
• M5: 1,625,830 km (0.118 R)
• M6: 3,016,342 km (0.115 R)
• M7: 8,699,565 km (0.041 R)
• M8: 10,450,159 km (0.101 R)
• M9: 14,057,413 km (0.107 R)
• M10: 14,749,452 km (0.092 R)
• M11: 15,768,364 km (0.118 R)
• M12: 16,769,772 km (0.114 R)
• M13: 21,126,361 km (0.116 R)
• M14: 32,485,327 km (0.112 R)
• M15: 34,102,779 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.1

Radius: 6.3

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 15.88 AU - 19.72 AU

Year: 26273 Days

Day: 18.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,668,926 km

• M1: 80,334 km (0.12 R)
• M2: 362,775 km (0.115 R)
• M3: 1,990,250 km (0.054 R)
• M4: 4,398,925 km (0.12 R)
• M5: 5,246,098 km (0.117 R)
• M6: 6,197,391 km (0.034 R)
• M7: 8,818,346 km (0.106 R)
• M8: 12,725,543 km (0.112 R)
• M9: 17,828,925 km (0.11 R)
• M10: 24,807,516 km (0.119 R)
• M11: 25,818,947 km (0.062 R)
• M12: 32,339,768 km (0.1 R)
• M13: 38,671,947 km (0.062 R)
• M14: 42,206,346 km (0.036 R)
• M15: 44,133,167 km (0.1 R)
• M16: 46,623,074 km (0.1 R)
• M17: 51,880,990 km (0.103 R)
• M18: 60,487,805 km (0.115 R)
• M19: 63,555,459 km (0.079 R)
• M20: 67,804,786 km (0.078 R)
• M21: 69,115,563 km (0.082 R)
• M22: 73,606,790 km (0.083 R)
• M23: 75,923,762 km (0.071 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 11,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit