🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.73 AU - 0.81 AU

Year: 243 Days

Day: 32.2 Hours

Environment

Temp: 156 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,042,554 km

• M1: 316,998 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.99 AU - 1.07 AU

Year: 376 Days

Day: 34.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 24,042,554 km

• M1: 90,956 km (0.076 R)
• M2: 168,447 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.91 AU - 1.41 AU

Year: 450 Days

Day: 39.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 24,042,554 km

• M1: 722,707 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.11 AU - 1.77 AU

Year: 622 Days

Day: 33.9 Hours

Environment

Temp: -12 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.38 AU - 4.74 AU

Year: 3504 Days

Day: 14.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.2

Radius: 10.1

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.42 AU - 5.68 AU

Year: 4706 Days

Day: 8.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 24,042,554 km

• M1: 126,410 km (0.082 R)
• M2: 544,087 km (0.113 R)
• M3: 904,020 km (0.088 R)
• M4: 1,370,915 km (0.108 R)
• M5: 1,826,291 km (0.093 R)
• M6: 2,143,438 km (0.09 R)
• M7: 2,531,944 km (0.035 R)
• M8: 3,044,765 km (0.109 R)
• M9: 3,692,075 km (0.05 R)
• M10: 4,205,346 km (0.046 R)
• M11: 5,008,686 km (0.097 R)
• M12: 6,715,299 km (0.105 R)
• M13: 7,302,470 km (0.119 R)
• M14: 10,221,125 km (0.115 R)
• M15: 12,878,432 km (0.085 R)
• M16: 13,839,748 km (0.102 R)
• M17: 14,848,337 km (0.045 R)
• M18: 15,845,257 km (0.11 R)
• M19: 17,583,435 km (0.089 R)
• M20: 19,171,566 km (0.092 R)
• M21: 23,400,847 km (0.102 R)
• M22: 23,871,033 km (0.109 R)
• M23: 25,401,718 km (0.09 R)
• M24: 25,815,207 km (0.057 R)
• M25: 29,832,359 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.5

Radius: 11.6

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.42 AU - 9.16 AU

Year: 9379 Days

Day: 11.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,042,554 km

• M1: 144,212 km (0.05 R)
• M2: 915,240 km (0.116 R)
• M3: 2,120,699 km (0.106 R)
• M4: 2,808,999 km (0.087 R)
• M5: 3,326,458 km (0.101 R)
• M6: 8,561,785 km (0.105 R)
• M7: 9,117,392 km (0.105 R)
• M8: 9,697,084 km (0.112 R)
• M9: 13,387,813 km (0.042 R)
• M10: 15,837,478 km (0.075 R)
• M11: 18,052,723 km (0.067 R)
• M12: 19,776,240 km (0.055 R)
• M13: 27,859,611 km (0.103 R)
• M14: 30,795,021 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.2

Radius: 13.2

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7.47 AU - 11.33 AU

Year: 10372 Days

Day: 8.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,042,554 km

• M1: 166,353 km (0.086 R)
• M2: 645,216 km (0.05 R)
• M3: 2,263,715 km (0.112 R)
• M4: 4,147,451 km (0.077 R)
• M5: 4,630,503 km (0.095 R)
• M6: 6,421,339 km (0.084 R)
• M7: 6,836,772 km (0.053 R)
• M8: 11,104,800 km (0.119 R)
• M9: 11,761,085 km (0.118 R)
• M10: 12,212,871 km (0.094 R)
• M11: 15,304,760 km (0.12 R)
• M12: 19,193,556 km (0.118 R)
• M13: 22,295,767 km (0.062 R)
• M14: 26,674,048 km (0.071 R)
• M15: 27,258,677 km (0.068 R)
• M16: 31,055,770 km (0.108 R)
• M17: 41,086,606 km (0.06 R)
• M18: 42,922,621 km (0.114 R)
• M19: 47,181,822 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.8

Radius: 9.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.87 AU - 13.33 AU

Year: 13309 Days

Day: 8.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,042,554 km

• M1: 119,230 km (0.119 R)
• M2: 664,963 km (0.083 R)
• M3: 1,682,826 km (0.096 R)
• M4: 9,121,730 km (0.086 R)
• M5: 10,130,020 km (0.112 R)
• M6: 13,551,473 km (0.115 R)
• M7: 16,200,253 km (0.082 R)
• M8: 22,704,469 km (0.089 R)
• M9: 23,614,473 km (0.115 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 16,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit