🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.71 AU - 2.41 AU

Year: 1255 Days

Day: 29.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.1 AU - 3.18 AU

Year: 1821 Days

Day: 20.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.62 AU - 3 AU

Year: 2000 Days

Day: 22.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,837,785 km

• M1: 147,504 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.8

Radius: 12.3

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.01 AU - 4.55 AU

Year: 3120 Days

Day: 8.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,837,785 km

• M1: 153,936 km (0.089 R)
• M2: 896,690 km (0.104 R)
• M3: 1,394,103 km (0.093 R)
• M4: 2,062,655 km (0.1 R)
• M5: 2,450,563 km (0.087 R)
• M6: 2,856,123 km (0.103 R)
• M7: 3,670,833 km (0.104 R)
• M8: 4,612,850 km (0.057 R)
• M9: 5,164,866 km (0.092 R)
• M10: 5,582,394 km (0.117 R)
• M11: 5,969,404 km (0.063 R)
• M12: 7,483,633 km (0.101 R)
• M13: 8,447,044 km (0.095 R)
• M14: 9,134,147 km (0.048 R)
• M15: 10,464,521 km (0.118 R)
• M16: 11,502,879 km (0.1 R)
• M17: 12,089,752 km (0.104 R)
• M18: 19,282,866 km (0.085 R)
• M19: 20,292,652 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 15

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.61 AU - 4.51 AU

Year: 3473 Days

Day: 5.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,837,785 km

• M1: 186,549 km (0.115 R)
• M2: 683,363 km (0.057 R)
• M3: 1,302,698 km (0.087 R)
• M4: 1,835,117 km (0.075 R)
• M5: 2,571,139 km (0.077 R)
• M6: 4,575,900 km (0.101 R)
• M7: 5,418,136 km (0.053 R)
• M8: 7,746,627 km (0.104 R)
• M9: 9,324,435 km (0.116 R)
• M10: 9,931,803 km (0.059 R)
• M11: 10,795,581 km (0.075 R)
• M12: 14,617,956 km (0.092 R)
• M13: 17,546,783 km (0.071 R)
• M14: 18,198,431 km (0.094 R)
• M15: 19,149,126 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.8

Radius: 8.9

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.64 AU - 5.08 AU

Year: 4549 Days

Day: 10.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,837,785 km

• M1: 111,002 km (0.109 R)
• M2: 540,048 km (0.089 R)
• M3: 1,416,841 km (0.096 R)
• M4: 1,987,707 km (0.068 R)
• M5: 4,574,852 km (0.064 R)
• M6: 7,456,706 km (0.101 R)
• M7: 8,604,271 km (0.112 R)
• M8: 9,566,933 km (0.061 R)
• M9: 10,959,989 km (0.077 R)
• M10: 11,494,951 km (0.111 R)
• M11: 18,178,834 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.8

Radius: 12.2

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.94 AU - 6.08 AU

Year: 6256 Days

Day: 5.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,837,785 km

• M1: 153,487 km (0.051 R)
• M2: 639,680 km (0.098 R)
• M3: 1,543,850 km (0.115 R)
• M4: 2,141,344 km (0.114 R)
• M5: 2,587,894 km (0.116 R)
• M6: 3,628,496 km (0.111 R)
• M7: 4,616,590 km (0.11 R)
• M8: 5,313,268 km (0.058 R)
• M9: 5,746,503 km (0.108 R)
• M10: 6,360,752 km (0.117 R)
• M11: 8,431,336 km (0.062 R)
• M12: 9,103,330 km (0.116 R)
• M13: 10,420,688 km (0.113 R)
• M14: 10,871,726 km (0.085 R)
• M15: 13,378,089 km (0.102 R)
• M16: 14,963,677 km (0.09 R)
• M17: 22,420,981 km (0.077 R)
• M18: 22,946,369 km (0.1 R)
• M19: 24,810,508 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.1

Radius: 7

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 15.45 AU - 17.99 AU

Year: 29029 Days

Day: 18.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,837,785 km

• M1: 106,514 km (0.117 R)
• M2: 663,616 km (0.11 R)
• M3: 1,045,390 km (0.104 R)
• M4: 1,453,643 km (0.101 R)
• M5: 1,963,771 km (0.104 R)
• M6: 3,478,150 km (0.083 R)
• M7: 10,522,565 km (0.058 R)
• M8: 24,968,333 km (0.088 R)
• M9: 26,870,022 km (0.078 R)
• M10: 29,349,905 km (0.104 R)
• M11: 29,593,750 km (0.11 R)
• M12: 30,209,345 km (0.056 R)
• M13: 34,217,820 km (0.118 R)
• M14: 43,745,260 km (0.115 R)
• M15: 52,711,558 km (0.096 R)
• M16: 73,041,609 km (0.06 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 15,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit