🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.51 AU - 0.69 AU

Year: 300 Days

Day: 28.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.49 AU - 0.79 AU

Year: 331 Days

Day: 33.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.6

Radius: 9.2

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.86 AU - 1.04 AU

Year: 598 Days

Day: 10.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,345,835 km

• M1: 114,442 km (0.094 R)
• M2: 474,674 km (0.114 R)
• M3: 1,079,797 km (0.055 R)
• M4: 1,613,413 km (0.109 R)
• M5: 1,972,747 km (0.119 R)
• M6: 2,395,660 km (0.028 R)
• M7: 2,695,754 km (0.112 R)
• M8: 3,307,609 km (0.078 R)
• M9: 3,835,839 km (0.086 R)
• M10: 4,128,004 km (0.12 R)
• M11: 4,466,544 km (0.099 R)
• M12: 5,164,717 km (0.074 R)
• M13: 5,503,706 km (0.114 R)
• M14: 5,800,657 km (0.098 R)
• M15: 6,672,963 km (0.079 R)
• M16: 7,206,279 km (0.09 R)
• M17: 7,813,796 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.9

Radius: 9.1

Gravity: 11.34 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.83 AU - 1.29 AU

Year: 705 Days

Day: 13.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,345,835 km

• M1: 113,246 km (0.091 R)
• M2: 637,137 km (0.031 R)
• M3: 941,569 km (0.115 R)
• M4: 1,456,186 km (0.116 R)
• M5: 1,890,767 km (0.118 R)
• M6: 2,324,302 km (0.097 R)
• M7: 2,835,328 km (0.103 R)
• M8: 3,364,606 km (0.111 R)
• M9: 4,160,766 km (0.087 R)
• M10: 4,452,481 km (0.115 R)
• M11: 5,700,277 km (0.091 R)
• M12: 6,081,602 km (0.097 R)
• M13: 6,437,047 km (0.106 R)
• M14: 7,398,662 km (0.092 R)
• M15: 7,779,987 km (0.114 R)
• M16: 8,376,434 km (0.063 R)
• M17: 8,923,064 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.9

Radius: 14

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.33 AU - 5.03 AU

Year: 6537 Days

Day: 11.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,345,835 km

• M1: 174,132 km (0.06 R)
• M2: 667,207 km (0.106 R)
• M3: 1,234,033 km (0.112 R)
• M4: 1,768,247 km (0.036 R)
• M5: 2,319,365 km (0.102 R)
• M6: 3,320,026 km (0.11 R)
• M7: 4,456,820 km (0.107 R)
• M8: 5,339,298 km (0.111 R)
• M9: 6,932,515 km (0.061 R)
• M10: 10,791,691 km (0.093 R)
• M11: 12,597,786 km (0.042 R)
• M12: 14,182,028 km (0.094 R)
• M13: 15,268,407 km (0.054 R)
• M14: 16,934,629 km (0.08 R)
• M15: 17,811,870 km (0.077 R)
• M16: 22,020,059 km (0.054 R)
• M17: 29,752,025 km (0.043 R)
• M18: 30,238,966 km (0.114 R)
• M19: 34,009,879 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.6

Radius: 8

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.2 AU - 6 AU

Year: 8557 Days

Day: 5.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,345,835 km

• M1: 100,679 km (0.112 R)
• M2: 457,171 km (0.092 R)
• M3: 775,515 km (0.065 R)
• M4: 1,197,082 km (0.1 R)
• M5: 1,649,915 km (0.112 R)
• M6: 2,794,937 km (0.094 R)
• M7: 3,943,699 km (0.113 R)
• M8: 4,370,502 km (0.116 R)
• M9: 4,652,643 km (0.083 R)
• M10: 5,508,194 km (0.117 R)
• M11: 5,837,907 km (0.079 R)
• M12: 6,180,786 km (0.084 R)
• M13: 6,609,832 km (0.104 R)
• M14: 7,729,124 km (0.029 R)
• M15: 8,835,699 km (0.102 R)
• M16: 10,093,069 km (0.057 R)
• M17: 12,224,390 km (0.048 R)
• M18: 15,208,568 km (0.108 R)
• M19: 15,531,401 km (0.093 R)
• M20: 16,663,408 km (0.092 R)
• M21: 26,263,402 km (0.066 R)
• M22: 29,334,796 km (0.083 R)
• M23: 29,835,500 km (0.081 R)
• M24: 30,240,013 km (0.071 R)
• M25: 32,851,992 km (0.083 R)
• M26: 34,711,643 km (0.079 R)
• M27: 35,046,892 km (0.094 R)
• M28: 35,610,576 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.9

Radius: 9.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.74 AU - 7.22 AU

Year: 9442 Days

Day: 12.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,345,835 km

• M1: 116,836 km (0.095 R)
• M2: 409,300 km (0.113 R)
• M3: 730,038 km (0.056 R)
• M4: 1,570,030 km (0.032 R)
• M5: 2,006,107 km (0.102 R)
• M6: 2,758,435 km (0.102 R)
• M7: 3,603,364 km (0.073 R)
• M8: 3,950,281 km (0.112 R)
• M9: 4,512,769 km (0.085 R)
• M10: 5,074,360 km (0.098 R)
• M11: 11,325,606 km (0.098 R)
• M12: 12,073,745 km (0.047 R)
• M13: 13,982,015 km (0.108 R)
• M14: 15,342,309 km (0.103 R)
• M15: 18,769,895 km (0.085 R)
• M16: 26,930,459 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 13,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit