🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.63 AU - 0.85 AU

Year: 270 Days

Day: 23.6 Hours

Environment

Temp: -6 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.91 AU - 0.97 AU

Year: 387 Days

Day: 29.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.92 AU - 0.98 AU

Year: 393 Days

Day: 20.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,387,913 km

• M1: 280,795 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.86 AU - 1.9 AU

Year: 1094 Days

Day: 41.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,387,913 km

• M1: 61,485 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.6 AU - 2.18 AU

Year: 1103 Days

Day: 33.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.38 AU - 2.96 AU

Year: 1852 Days

Day: 25.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,387,913 km

• M1: 91,853 km (0.063 R)
• M2: 2,159,894 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.2

Radius: 12.2

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.69 AU - 3.79 AU

Year: 2476 Days

Day: 5.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,387,913 km

• M1: 153,338 km (0.084 R)
• M2: 608,415 km (0.063 R)
• M3: 1,262,606 km (0.111 R)
• M4: 1,702,723 km (0.053 R)
• M5: 2,612,278 km (0.113 R)
• M6: 3,634,181 km (0.11 R)
• M7: 4,293,309 km (0.062 R)
• M8: 4,803,139 km (0.104 R)
• M9: 5,222,611 km (0.064 R)
• M10: 5,735,283 km (0.094 R)
• M11: 6,404,584 km (0.112 R)
• M12: 6,992,803 km (0.119 R)
• M13: 7,616,776 km (0.067 R)
• M14: 8,160,115 km (0.043 R)
• M15: 8,698,368 km (0.039 R)
• M16: 9,356,449 km (0.073 R)
• M17: 10,114,761 km (0.06 R)
• M18: 11,165,237 km (0.049 R)
• M19: 13,277,858 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.1

Radius: 12

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.54 AU - 7.24 AU

Year: 6069 Days

Day: 12 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,387,913 km

• M1: 149,299 km (0.101 R)
• M2: 590,164 km (0.032 R)
• M3: 1,201,271 km (0.098 R)
• M4: 1,702,573 km (0.098 R)
• M5: 2,087,040 km (0.096 R)
• M6: 2,996,296 km (0.118 R)
• M7: 4,103,769 km (0.112 R)
• M8: 4,751,528 km (0.101 R)
• M9: 5,347,525 km (0.077 R)
• M10: 6,089,082 km (0.109 R)
• M11: 7,183,091 km (0.118 R)
• M12: 9,713,839 km (0.095 R)
• M13: 11,400,854 km (0.1 R)
• M14: 12,949,640 km (0.054 R)
• M15: 14,810,488 km (0.098 R)
• M16: 15,712,713 km (0.048 R)
• M17: 17,232,179 km (0.086 R)
• M18: 20,341,720 km (0.109 R)
• M19: 20,931,136 km (0.076 R)
• M20: 24,379,666 km (0.088 R)
• M21: 25,382,121 km (0.033 R)
• M22: 26,411,953 km (0.088 R)
• M23: 28,463,239 km (0.108 R)
• M24: 30,236,273 km (0.11 R)
• M25: 34,104,425 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.2

Radius: 9.4

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.5 AU - 8.7 AU

Year: 8033 Days

Day: 8.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,387,913 km

• M1: 117,734 km (0.083 R)
• M2: 448,195 km (0.036 R)
• M3: 818,899 km (0.094 R)
• M4: 1,188,106 km (0.047 R)
• M5: 1,491,042 km (0.112 R)
• M6: 1,991,746 km (0.095 R)
• M7: 3,873,089 km (0.102 R)
• M8: 4,241,100 km (0.061 R)
• M9: 6,857,267 km (0.115 R)
• M10: 9,714,138 km (0.089 R)
• M11: 10,073,921 km (0.049 R)
• M12: 10,396,154 km (0.077 R)
• M13: 10,725,120 km (0.093 R)
• M14: 11,158,356 km (0.08 R)
• M15: 11,804,768 km (0.111 R)
• M16: 12,370,996 km (0.038 R)
• M17: 13,172,392 km (0.084 R)
• M18: 16,598,632 km (0.114 R)
• M19: 17,572,963 km (0.082 R)
• M20: 24,071,195 km (0.095 R)
• M21: 25,065,722 km (0.12 R)
• M22: 25,573,158 km (0.067 R)
• M23: 26,260,410 km (0.114 R)
• M24: 26,959,780 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 15,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit