🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.52 AU - 0.78 AU

Year: 184 Days

Day: 42.9 Hours

Environment

Temp: 217 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 104,775,326 km

• M1: 128,654 km (0.09 R)
• M2: 159,023 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.05 AU - 1.57 AU

Year: 527 Days

Day: 14.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.35 AU - 1.51 AU

Year: 601 Days

Day: 29.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 41.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.1 AU - 5.8 AU

Year: 3871 Days

Day: 24.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,775,326 km

• M1: 74,500 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.23 AU - 6.55 AU

Year: 4398 Days

Day: 22.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,775,326 km

• M1: 116,686 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.6

Radius: 11.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.68 AU - 6.78 AU

Year: 4821 Days

Day: 7.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 104,775,326 km

• M1: 147,952 km (0.093 R)
• M2: 533,915 km (0.07 R)
• M3: 927,357 km (0.066 R)
• M4: 1,535,622 km (0.118 R)
• M5: 2,728,815 km (0.077 R)
• M6: 3,600,970 km (0.104 R)
• M7: 3,972,871 km (0.029 R)
• M8: 6,294,630 km (0.075 R)
• M9: 6,837,670 km (0.03 R)
• M10: 9,875,404 km (0.077 R)
• M11: 11,076,376 km (0.055 R)
• M12: 12,004,930 km (0.049 R)
• M13: 16,979,957 km (0.08 R)
• M14: 17,501,754 km (0.09 R)
• M15: 19,506,964 km (0.062 R)
• M16: 20,143,652 km (0.107 R)
• M17: 21,324,728 km (0.11 R)

Asteroid Belt

Center: 6.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.8

Radius: 14.4

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.01 AU - 7.47 AU

Year: 6847 Days

Day: 6.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 104,775,326 km

• M1: 179,069 km (0.097 R)
• M2: 720,912 km (0.107 R)
• M3: 1,340,397 km (0.114 R)
• M4: 1,805,497 km (0.044 R)
• M5: 2,993,603 km (0.051 R)
• M6: 4,242,446 km (0.113 R)
• M7: 4,738,363 km (0.101 R)
• M8: 5,397,342 km (0.099 R)
• M9: 6,289,244 km (0.061 R)
• M10: 8,282,187 km (0.1 R)
• M11: 9,515,621 km (0.084 R)
• M12: 10,273,484 km (0.116 R)
• M13: 11,071,439 km (0.054 R)
• M14: 12,791,067 km (0.118 R)
• M15: 13,479,965 km (0.082 R)
• M16: 15,695,958 km (0.1 R)
• M17: 16,755,111 km (0.1 R)
• M18: 17,233,226 km (0.07 R)
• M19: 20,219,349 km (0.084 R)
• M20: 21,313,657 km (0.12 R)
• M21: 23,962,886 km (0.098 R)
• M22: 24,833,995 km (0.117 R)
• M23: 26,271,630 km (0.08 R)
• M24: 28,628,096 km (0.072 R)
• M25: 31,019,717 km (0.106 R)
• M26: 32,686,387 km (0.083 R)
• M27: 39,832,378 km (0.043 R)
• M28: 41,178,459 km (0.11 R)
• M29: 41,675,424 km (0.03 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368

Radius: 12

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 10.52 AU - 14.82 AU

Year: 15851 Days

Day: 12.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 104,775,326 km

• M1: 149,299 km (0.034 R)
• M2: 2,280,769 km (0.072 R)
• M3: 4,741,505 km (0.086 R)
• M4: 5,633,407 km (0.1 R)
• M5: 8,937,725 km (0.038 R)
• M6: 10,086,936 km (0.095 R)
• M7: 14,323,547 km (0.108 R)
• M8: 19,947,530 km (0.074 R)
• M9: 28,325,609 km (0.108 R)
• M10: 28,849,949 km (0.115 R)
• M11: 31,569,639 km (0.111 R)
• M12: 35,657,999 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.5

Radius: 6.7

Gravity: 21.69 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 14.68 AU - 21.56 AU

Year: 27109 Days

Day: 21.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 109.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 104,775,326 km

• M1: 107,112 km (0.106 R)
• M2: 383,120 km (0.068 R)
• M3: 859,589 km (0.119 R)
• M4: 1,228,797 km (0.086 R)
• M5: 1,641,837 km (0.114 R)
• M6: 1,881,193 km (0.078 R)
• M7: 3,811,604 km (0.093 R)
• M8: 4,533,563 km (0.114 R)
• M9: 5,873,512 km (0.087 R)
• M10: 7,674,670 km (0.062 R)
• M11: 8,465,295 km (0.029 R)
• M12: 11,589,197 km (0.102 R)
• M13: 17,884,276 km (0.103 R)
• M14: 18,174,945 km (0.083 R)
• M15: 21,366,914 km (0.096 R)
• M16: 28,438,106 km (0.065 R)
• M17: 31,853,575 km (0.112 R)
• M18: 32,138,111 km (0.106 R)
• M19: 49,574,341 km (0.119 R)
• M20: 50,726,693 km (0.091 R)
• M21: 52,885,540 km (0.086 R)
• M22: 66,441,351 km (0.035 R)
• M23: 69,738,937 km (0.098 R)
• M24: 87,316,687 km (0.104 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 16,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit