🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.68 AU - 0.68 AU

Year: 245 Days

Day: 13.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,201,775 km

• M1: 39,494 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.08 AU - 1.2 AU

Year: 531 Days

Day: 31.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.13 AU - 1.19 AU

Year: 545 Days

Day: 43.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,201,775 km

• M1: 427,401 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.38 AU - 1.5 AU

Year: 754 Days

Day: 15 Hours

Environment

Temp: -83 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.35 AU - 1.65 AU

Year: 802 Days

Day: 17.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,201,775 km

• M1: 135,087 km (0.107 R)
• M2: 812,915 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.51 AU - 2.11 AU

Year: 1063 Days

Day: 45 Hours

Environment

Temp: -120 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,201,775 km

• M1: 59,540 km (0.069 R)
• M2: 104,569 km (0.098 R)

Asteroid Belt

Center: 3.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.2

Radius: 15

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.99 AU - 4.45 AU

Year: 3785 Days

Day: 11.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,201,775 km

• M1: 186,549 km (0.066 R)
• M2: 787,932 km (0.056 R)
• M3: 1,318,406 km (0.067 R)
• M4: 2,188,617 km (0.095 R)
• M5: 3,198,103 km (0.065 R)
• M6: 3,830,603 km (0.097 R)
• M7: 4,454,576 km (0.08 R)
• M8: 4,972,932 km (0.059 R)
• M9: 5,771,935 km (0.104 R)
• M10: 6,805,955 km (0.081 R)
• M11: 10,370,723 km (0.097 R)
• M12: 11,032,095 km (0.078 R)
• M13: 12,121,616 km (0.074 R)
• M14: 13,571,070 km (0.115 R)
• M15: 16,478,355 km (0.079 R)
• M16: 18,195,888 km (0.107 R)
• M17: 20,603,816 km (0.079 R)
• M18: 21,451,736 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.4

Radius: 8.8

Gravity: 8.82 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.15 AU - 4.71 AU

Year: 4070 Days

Day: 7.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,201,775 km

• M1: 109,506 km (0.085 R)
• M2: 388,356 km (0.077 R)
• M3: 690,693 km (0.116 R)
• M4: 1,112,111 km (0.087 R)
• M5: 6,383,192 km (0.028 R)
• M6: 8,202,002 km (0.106 R)
• M7: 8,752,822 km (0.027 R)
• M8: 9,056,505 km (0.107 R)
• M9: 11,929,981 km (0.107 R)
• M10: 12,303,677 km (0.104 R)
• M11: 12,976,568 km (0.031 R)
• M12: 14,083,144 km (0.074 R)
• M13: 17,182,363 km (0.096 R)
• M14: 19,143,292 km (0.114 R)
• M15: 20,243,733 km (0.064 R)
• M16: 20,575,242 km (0.063 R)
• M17: 21,729,540 km (0.083 R)
• M18: 24,315,638 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.1

Radius: 14.4

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.72 AU - 6.04 AU

Year: 5448 Days

Day: 7.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,201,775 km

• M1: 186,848 km (0.081 R)
• M2: 814,261 km (0.083 R)
• M3: 1,280,558 km (0.096 R)
• M4: 1,778,270 km (0.119 R)
• M5: 2,360,804 km (0.076 R)
• M6: 2,871,232 km (0.062 R)
• M7: 4,303,931 km (0.035 R)
• M8: 4,969,641 km (0.117 R)
• M9: 5,423,521 km (0.062 R)
• M10: 5,905,077 km (0.057 R)
• M11: 7,186,083 km (0.112 R)
• M12: 8,053,751 km (0.075 R)
• M13: 8,607,263 km (0.091 R)
• M14: 9,146,713 km (0.098 R)
• M15: 9,832,170 km (0.06 R)
• M16: 13,072,311 km (0.09 R)
• M17: 15,016,335 km (0.058 R)
• M18: 15,573,438 km (0.096 R)
• M19: 16,202,048 km (0.106 R)
• M20: 18,190,203 km (0.11 R)
• M21: 19,016,582 km (0.089 R)
• M22: 19,934,215 km (0.116 R)
• M23: 21,018,950 km (0.1 R)
• M24: 26,634,704 km (0.043 R)
• M25: 28,201,742 km (0.056 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 14,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit