🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.58 AU - 0.8 AU

Year: 254 Days

Day: 21.8 Hours

Environment

Temp: -13 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,706,505 km

• M1: 717,172 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.81 AU - 1.33 AU

Year: 490 Days

Day: 15.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.93 AU - 1.23 AU

Year: 497 Days

Day: 34.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.52 AU - 1.92 AU

Year: 999 Days

Day: 30.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.79 AU - 2.01 AU

Year: 1160 Days

Day: 44.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269

Radius: 11.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.97 AU - 6.31 AU

Year: 5933 Days

Day: 6.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,706,505 km

• M1: 157,676 km (0.084 R)
• M2: 593,754 km (0.107 R)
• M3: 1,055,263 km (0.08 R)
• M4: 1,794,277 km (0.103 R)
• M5: 2,575,028 km (0.114 R)
• M6: 3,550,107 km (0.104 R)
• M7: 3,960,753 km (0.072 R)
• M8: 4,612,850 km (0.094 R)
• M9: 5,128,813 km (0.096 R)
• M10: 5,574,316 km (0.099 R)
• M11: 6,483,721 km (0.111 R)
• M12: 6,911,571 km (0.11 R)
• M13: 8,596,193 km (0.107 R)
• M14: 9,265,045 km (0.076 R)
• M15: 9,651,456 km (0.094 R)
• M16: 10,048,489 km (0.065 R)
• M17: 10,875,765 km (0.115 R)
• M18: 12,997,961 km (0.081 R)
• M19: 20,674,575 km (0.093 R)
• M20: 21,269,227 km (0.11 R)
• M21: 22,631,615 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.9

Radius: 9.1

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.75 AU - 7.51 AU

Year: 6722 Days

Day: 13.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,706,505 km

• M1: 113,694 km (0.1 R)
• M2: 405,111 km (0.097 R)
• M3: 915,988 km (0.078 R)
• M4: 1,295,966 km (0.058 R)
• M5: 2,020,918 km (0.101 R)
• M6: 2,955,456 km (0.059 R)
• M7: 3,552,351 km (0.101 R)
• M8: 3,961,950 km (0.107 R)
• M9: 4,505,140 km (0.089 R)
• M10: 4,794,911 km (0.034 R)
• M11: 6,669,073 km (0.076 R)
• M12: 10,832,382 km (0.114 R)
• M13: 11,210,565 km (0.11 R)
• M14: 11,500,037 km (0.081 R)
• M15: 13,505,247 km (0.113 R)
• M16: 22,391,360 km (0.096 R)
• M17: 23,083,400 km (0.052 R)
• M18: 23,552,689 km (0.081 R)
• M19: 27,978,841 km (0.073 R)
• M20: 32,439,401 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577

Radius: 7.5

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.03 AU - 11.63 AU

Year: 13651 Days

Day: 17.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,706,505 km

• M1: 93,349 km (0.114 R)
• M2: 343,028 km (0.079 R)
• M3: 608,265 km (0.077 R)
• M4: 921,224 km (0.101 R)
• M5: 1,520,962 km (0.106 R)
• M6: 1,915,601 km (0.106 R)
• M7: 2,498,135 km (0.1 R)
• M8: 2,887,538 km (0.098 R)
• M9: 3,144,846 km (0.064 R)
• M10: 3,815,045 km (0.048 R)
• M11: 4,332,354 km (0.111 R)
• M12: 5,093,807 km (0.104 R)
• M13: 5,613,062 km (0.097 R)
• M14: 6,879,408 km (0.107 R)
• M15: 8,140,667 km (0.089 R)
• M16: 11,113,327 km (0.093 R)
• M17: 11,573,190 km (0.054 R)
• M18: 13,867,124 km (0.093 R)
• M19: 15,864,854 km (0.097 R)
• M20: 16,969,934 km (0.118 R)
• M21: 18,204,266 km (0.084 R)
• M22: 22,996,484 km (0.114 R)
• M23: 23,837,822 km (0.11 R)
• M24: 29,867,963 km (0.062 R)
• M25: 31,207,612 km (0.04 R)
• M26: 31,548,695 km (0.059 R)
• M27: 32,122,552 km (0.047 R)
• M28: 39,563,850 km (0.08 R)
• M29: 41,863,767 km (0.09 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: 286 - 12,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit