🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.72 AU - 3.32 AU

Year: 1570 Days

Day: 23.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.9 AU - 3.26 AU

Year: 1617 Days

Day: 28.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.96 AU - 3.82 AU

Year: 1868 Days

Day: 44.2 Hours

Environment

Temp: -58 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.23 AU - 4.23 AU

Year: 2603 Days

Day: 13 Hours

Environment

Temp: -66 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.63 AU - 5.29 AU

Year: 3305 Days

Day: 25.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.19 AU - 6.27 AU

Year: 3579 Days

Day: 15.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.78 AU - 5.94 AU

Year: 4245 Days

Day: 24.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.6

Radius: 12.2

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 10.54 AU - 13.8 AU

Year: 12704 Days

Day: 8.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,824,754 km

• M1: 153,637 km (0.102 R)
• M2: 828,323 km (0.076 R)
• M3: 1,360,593 km (0.09 R)
• M4: 1,884,784 km (0.044 R)
• M5: 2,425,879 km (0.086 R)
• M6: 2,871,382 km (0.052 R)
• M7: 3,567,760 km (0.067 R)
• M8: 3,983,492 km (0.103 R)
• M9: 5,103,083 km (0.117 R)
• M10: 5,599,000 km (0.032 R)
• M11: 6,421,937 km (0.116 R)
• M12: 7,869,895 km (0.073 R)
• M13: 9,091,212 km (0.12 R)
• M14: 12,194,321 km (0.074 R)
• M15: 13,575,708 km (0.106 R)
• M16: 15,058,821 km (0.067 R)
• M17: 15,943,543 km (0.057 R)
• M18: 17,667,359 km (0.112 R)
• M19: 19,751,706 km (0.094 R)
• M20: 21,145,360 km (0.113 R)
• M21: 21,567,525 km (0.099 R)
• M22: 24,774,903 km (0.11 R)
• M23: 25,338,738 km (0.057 R)
• M24: 25,815,207 km (0.102 R)
• M25: 28,903,655 km (0.073 R)
• M26: 31,897,856 km (0.117 R)
• M27: 39,762,366 km (0.057 R)
• M28: 44,553,387 km (0.103 R)
• M29: 47,087,426 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 16.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.2

Radius: 8.2

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 15.95 AU - 17.01 AU

Year: 20019 Days

Day: 12.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,824,754 km

• M1: 102,026 km (0.082 R)
• M2: 373,396 km (0.115 R)
• M3: 685,308 km (0.095 R)
• M4: 1,660,088 km (0.12 R)
• M5: 2,923,292 km (0.068 R)
• M6: 3,249,565 km (0.052 R)
• M7: 3,753,411 km (0.095 R)
• M8: 4,274,460 km (0.074 R)
• M9: 5,301,150 km (0.049 R)
• M10: 6,620,155 km (0.083 R)
• M11: 7,137,015 km (0.085 R)
• M12: 8,574,352 km (0.1 R)
• M13: 9,653,401 km (0.034 R)
• M14: 10,256,430 km (0.118 R)
• M15: 14,337,460 km (0.031 R)
• M16: 14,726,414 km (0.075 R)
• M17: 17,122,673 km (0.087 R)
• M18: 17,472,283 km (0.111 R)
• M19: 18,458,732 km (0.098 R)
• M20: 19,293,039 km (0.058 R)
• M21: 22,988,406 km (0.118 R)
• M22: 25,057,793 km (0.047 R)
• M23: 26,894,406 km (0.114 R)
• M24: 27,367,135 km (0.115 R)
• M25: 28,207,875 km (0.088 R)
• M26: 28,573,492 km (0.1 R)
• M27: 43,128,917 km (0.076 R)
• M28: 47,800,708 km (0.114 R)
• M29: 48,494,543 km (0.058 R)
• M30: 49,547,862 km (0.09 R)
• M31: 52,799,072 km (0.08 R)
• M32: 66,795,300 km (0.078 R)
• M33: 67,880,333 km (0.064 R)
• M34: 78,179,698 km (0.077 R)
• M35: 80,357,394 km (0.059 R)
• M36: 82,326,700 km (0.085 R)

Kuiper Belt

Range: 36.6 - 65.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 19,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit