🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.59 AU - 0.71 AU

Year: 344 Days

Day: 34.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.3

Radius: 14.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.66 AU - 0.7 AU

Year: 368 Days

Day: 10.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 17,187,852 km

• M1: 180,415 km (0.104 R)
• M2: 683,363 km (0.061 R)
• M3: 1,310,627 km (0.051 R)
• M4: 1,990,699 km (0.057 R)
• M5: 2,464,475 km (0.029 R)
• M6: 3,063,166 km (0.089 R)
• M7: 3,515,550 km (0.094 R)
• M8: 4,036,450 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.4

Radius: 11.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.68 AU - 0.86 AU

Year: 443 Days

Day: 8.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,187,852 km

• M1: 142,866 km (0.115 R)
• M2: 516,561 km (0.079 R)
• M3: 901,477 km (0.099 R)
• M4: 1,474,586 km (0.045 R)
• M5: 1,917,246 km (0.106 R)
• M6: 2,298,272 km (0.074 R)
• M7: 2,691,415 km (0.065 R)
• M8: 3,129,587 km (0.109 R)
• M9: 3,521,235 km (0.066 R)
• M10: 4,190,386 km (0.09 R)
• M11: 4,639,928 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.2

Radius: 8.7

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.7 AU - 0.96 AU

Year: 496 Days

Day: 8.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,187,852 km

• M1: 108,309 km (0.083 R)
• M2: 390,750 km (0.105 R)
• M3: 665,860 km (0.074 R)
• M4: 1,188,405 km (0.106 R)
• M5: 1,611,319 km (0.119 R)
• M6: 1,955,693 km (0.077 R)
• M7: 2,272,092 km (0.097 R)
• M8: 2,805,708 km (0.081 R)
• M9: 3,333,041 km (0.116 R)
• M10: 4,297,498 km (0.101 R)
• M11: 5,282,750 km (0.088 R)
• M12: 5,630,714 km (0.089 R)
• M13: 6,087,137 km (0.056 R)
• M14: 6,528,601 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.6

Radius: 15

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.94 AU - 1.08 AU

Year: 666 Days

Day: 9.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,187,852 km

• M1: 186,549 km (0.097 R)
• M2: 824,434 km (0.078 R)
• M3: 1,974,243 km (0.039 R)
• M4: 2,487,962 km (0.035 R)
• M5: 2,975,053 km (0.115 R)
• M6: 3,539,336 km (0.069 R)
• M7: 4,308,119 km (0.095 R)
• M8: 4,805,383 km (0.069 R)
• M9: 5,569,978 km (0.098 R)
• M10: 6,181,384 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983

Radius: 14.3

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.96 AU - 3 AU

Year: 2562 Days

Day: 6.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,187,852 km

• M1: 177,872 km (0.117 R)
• M2: 721,959 km (0.115 R)
• M3: 1,229,694 km (0.112 R)
• M4: 1,723,966 km (0.087 R)
• M5: 2,310,988 km (0.102 R)
• M6: 2,785,662 km (0.109 R)
• M7: 3,236,999 km (0.037 R)
• M8: 3,936,219 km (0.085 R)
• M9: 4,734,473 km (0.062 R)
• M10: 5,955,491 km (0.087 R)
• M11: 6,567,945 km (0.108 R)
• M12: 7,471,067 km (0.11 R)
• M13: 8,523,937 km (0.074 R)
• M14: 9,450,546 km (0.075 R)
• M15: 10,208,110 km (0.084 R)
• M16: 10,762,220 km (0.102 R)
• M17: 13,462,312 km (0.113 R)
• M18: 14,868,981 km (0.095 R)
• M19: 15,737,995 km (0.07 R)
• M20: 17,187,449 km (0.058 R)
• M21: 21,040,043 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.4

Radius: 13.1

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.14 AU - 3.76 AU

Year: 4204 Days

Day: 5.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,187,852 km

• M1: 163,062 km (0.059 R)
• M2: 818,450 km (0.068 R)
• M3: 1,594,115 km (0.076 R)
• M4: 2,687,975 km (0.051 R)
• M5: 6,096,861 km (0.054 R)
• M6: 9,808,684 km (0.076 R)
• M7: 13,717,975 km (0.084 R)
• M8: 15,722,587 km (0.09 R)
• M9: 17,077,046 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.3

Radius: 14.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.12 AU - 4.08 AU

Year: 4481 Days

Day: 11.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 17,187,852 km

• M1: 185,352 km (0.103 R)
• M2: 732,132 km (0.048 R)
• M3: 1,575,266 km (0.105 R)
• M4: 2,507,709 km (0.093 R)
• M5: 4,316,347 km (0.118 R)
• M6: 5,368,020 km (0.095 R)
• M7: 5,967,309 km (0.069 R)
• M8: 6,908,878 km (0.093 R)
• M9: 7,648,939 km (0.055 R)
• M10: 9,491,536 km (0.112 R)
• M11: 12,252,514 km (0.04 R)
• M12: 12,829,663 km (0.037 R)
• M13: 14,397,748 km (0.117 R)
• M14: 14,947,819 km (0.086 R)
• M15: 15,703,139 km (0.088 R)
• M16: 16,384,707 km (0.075 R)
• M17: 17,136,885 km (0.096 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 20,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit