🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.54 AU - 0.86 AU

Year: 225 Days

Day: 27.6 Hours

Environment

Temp: 115 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.78 AU - 0.96 AU

Year: 312 Days

Day: 22.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.04 AU - 1.16 AU

Year: 444 Days

Day: 14.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.22 AU - 1.92 AU

Year: 757 Days

Day: 41.1 Hours

Environment

Temp: -70 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.92 AU - 3 AU

Year: 1485 Days

Day: 17.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,204,866 km

• M1: 139,425 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.6

Radius: 10.2

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.01 AU - 5.05 AU

Year: 3712 Days

Day: 8 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,204,866 km

• M1: 126,859 km (0.112 R)
• M2: 486,642 km (0.108 R)
• M3: 822,489 km (0.092 R)
• M4: 1,231,340 km (0.103 R)
• M5: 1,581,848 km (0.117 R)
• M6: 2,069,088 km (0.111 R)
• M7: 2,968,620 km (0.084 R)
• M8: 3,757,749 km (0.11 R)
• M9: 4,248,131 km (0.117 R)
• M10: 5,011,379 km (0.094 R)
• M11: 5,980,175 km (0.104 R)
• M12: 6,309,141 km (0.091 R)
• M13: 6,777,382 km (0.105 R)
• M14: 7,678,560 km (0.108 R)
• M15: 8,067,813 km (0.086 R)
• M16: 8,657,678 km (0.114 R)
• M17: 9,236,472 km (0.11 R)
• M18: 11,039,575 km (0.074 R)
• M19: 11,674,169 km (0.11 R)
• M20: 13,418,181 km (0.099 R)
• M21: 13,931,900 km (0.083 R)
• M22: 16,936,424 km (0.069 R)
• M23: 17,658,383 km (0.103 R)
• M24: 18,463,668 km (0.117 R)
• M25: 19,553,339 km (0.105 R)
• M26: 24,343,463 km (0.104 R)
• M27: 27,498,482 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 11.6

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.1 AU - 5.16 AU

Year: 3836 Days

Day: 10.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,204,866 km

• M1: 147,354 km (0.057 R)
• M2: 581,786 km (0.095 R)
• M3: 1,459,926 km (0.079 R)
• M4: 1,993,092 km (0.081 R)
• M5: 2,357,812 km (0.104 R)
• M6: 3,067,205 km (0.113 R)
• M7: 3,489,670 km (0.099 R)
• M8: 4,313,505 km (0.096 R)
• M9: 4,996,718 km (0.108 R)
• M10: 6,605,494 km (0.105 R)
• M11: 8,104,315 km (0.118 R)
• M12: 10,560,562 km (0.116 R)
• M13: 12,437,567 km (0.076 R)
• M14: 13,095,947 km (0.105 R)
• M15: 13,561,945 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.7

Radius: 5.9

Gravity: 15.39 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 15.48 AU - 15.98 AU

Year: 24019 Days

Day: 18.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,204,866 km

• M1: 77,641 km (0.05 R)
• M2: 558,299 km (0.107 R)
• M3: 939,175 km (0.11 R)
• M4: 1,126,771 km (0.11 R)
• M5: 2,023,311 km (0.104 R)
• M6: 2,231,402 km (0.111 R)
• M7: 2,594,177 km (0.06 R)
• M8: 3,048,356 km (0.116 R)
• M9: 3,765,378 km (0.115 R)
• M10: 4,017,002 km (0.11 R)
• M11: 6,952,860 km (0.098 R)
• M12: 7,775,649 km (0.108 R)
• M13: 8,081,127 km (0.04 R)
• M14: 8,824,629 km (0.095 R)
• M15: 9,846,532 km (0.086 R)
• M16: 12,672,735 km (0.032 R)
• M17: 14,345,688 km (0.055 R)
• M18: 14,651,017 km (0.096 R)
• M19: 17,683,665 km (0.094 R)
• M20: 20,048,957 km (0.045 R)
• M21: 20,430,731 km (0.045 R)
• M22: 20,817,292 km (0.108 R)
• M23: 23,766,763 km (0.066 R)
• M24: 28,395,471 km (0.117 R)
• M25: 30,228,643 km (0.112 R)
• M26: 36,058,921 km (0.111 R)
• M27: 36,481,685 km (0.028 R)
• M28: 38,206,099 km (0.047 R)
• M29: 41,199,403 km (0.093 R)
• M30: 51,644,476 km (0.102 R)
• M31: 52,541,914 km (0.118 R)
• M32: 54,738,010 km (0.115 R)
• M33: 60,296,319 km (0.106 R)
• M34: 65,171,415 km (0.055 R)
• M35: 66,853,194 km (0.081 R)
• M36: 72,518,166 km (0.065 R)
• M37: 74,551,351 km (0.103 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 15,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit