🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.4 AU - 1.64 AU

Year: 681 Days

Day: 19.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.64 AU - 1.66 AU

Year: 770 Days

Day: 30.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.08 AU - 2.26 AU

Year: 1162 Days

Day: 36.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.84 AU - 5.48 AU

Year: 3656 Days

Day: 21.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,122,019 km

• M1: 210,185 km (0.089 R)

Asteroid Belt

Center: 6.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.5

Radius: 10.1

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.4 AU - 8.34 AU

Year: 8024 Days

Day: 10.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,122,019 km

• M1: 169,494 km (0.066 R)
• M2: 512,672 km (0.107 R)
• M3: 883,824 km (0.052 R)
• M4: 1,343,090 km (0.043 R)
• M5: 2,114,716 km (0.099 R)
• M6: 2,751,703 km (0.101 R)
• M7: 3,179,553 km (0.077 R)
• M8: 3,628,048 km (0.098 R)
• M9: 4,169,741 km (0.104 R)
• M10: 5,384,327 km (0.079 R)
• M11: 6,606,242 km (0.078 R)
• M12: 7,263,575 km (0.064 R)
• M13: 8,880,279 km (0.073 R)
• M14: 9,274,918 km (0.041 R)
• M15: 10,384,635 km (0.047 R)
• M16: 10,971,657 km (0.1 R)
• M17: 11,375,272 km (0.12 R)
• M18: 11,788,611 km (0.101 R)
• M19: 12,373,389 km (0.114 R)
• M20: 13,716,629 km (0.033 R)
• M21: 16,558,540 km (0.048 R)
• M22: 17,428,002 km (0.098 R)
• M23: 19,623,800 km (0.09 R)
• M24: 20,069,153 km (0.079 R)
• M25: 21,134,589 km (0.08 R)
• M26: 25,248,680 km (0.102 R)
• M27: 26,220,617 km (0.098 R)
• M28: 27,125,535 km (0.083 R)
• M29: 28,238,842 km (0.081 R)
• M30: 31,863,150 km (0.096 R)
• M31: 34,159,028 km (0.052 R)
• M32: 37,237,902 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.8

Radius: 13.7

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.56 AU - 8.82 AU

Year: 9310 Days

Day: 11.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,122,019 km

• M1: 170,542 km (0.098 R)
• M2: 786,586 km (0.101 R)
• M3: 1,272,180 km (0.078 R)
• M4: 2,649,827 km (0.036 R)
• M5: 3,391,234 km (0.076 R)
• M6: 3,944,746 km (0.097 R)
• M7: 6,007,701 km (0.072 R)
• M8: 7,533,450 km (0.076 R)
• M9: 8,596,043 km (0.095 R)
• M10: 10,927,975 km (0.116 R)
• M11: 12,435,622 km (0.045 R)
• M12: 18,295,969 km (0.041 R)
• M13: 19,270,300 km (0.06 R)
• M14: 20,074,389 km (0.06 R)
• M15: 22,182,671 km (0.081 R)
• M16: 24,434,867 km (0.096 R)
• M17: 25,536,357 km (0.049 R)
• M18: 28,520,984 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181

Radius: 8.1

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.47 AU - 10.61 AU

Year: 11562 Days

Day: 6.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,122,019 km

• M1: 100,829 km (0.07 R)
• M2: 1,166,714 km (0.087 R)
• M3: 2,295,430 km (0.077 R)
• M4: 3,475,458 km (0.081 R)
• M5: 4,247,981 km (0.111 R)
• M6: 4,661,470 km (0.117 R)
• M7: 4,989,089 km (0.109 R)
• M8: 6,898,706 km (0.103 R)
• M9: 14,467,012 km (0.071 R)
• M10: 15,704,485 km (0.104 R)
• M11: 16,380,069 km (0.109 R)
• M12: 19,347,343 km (0.093 R)
• M13: 24,401,208 km (0.103 R)
• M14: 28,700,501 km (0.117 R)
• M15: 29,802,738 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.8

Radius: 12.7

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 11.97 AU - 12.45 AU

Year: 15506 Days

Day: 10.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,122,019 km

• M1: 158,574 km (0.11 R)
• M2: 827,875 km (0.054 R)
• M3: 1,476,531 km (0.101 R)
• M4: 3,522,282 km (0.076 R)
• M5: 4,427,947 km (0.111 R)
• M6: 5,414,845 km (0.115 R)
• M7: 6,162,983 km (0.025 R)
• M8: 6,581,858 km (0.08 R)
• M9: 9,509,189 km (0.096 R)
• M10: 17,938,131 km (0.053 R)
• M11: 19,680,647 km (0.07 R)
• M12: 22,771,339 km (0.074 R)
• M13: 27,174,004 km (0.103 R)
• M14: 35,276,075 km (0.076 R)
• M15: 36,498,141 km (0.099 R)
• M16: 42,897,489 km (0.093 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 554 - 11,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit