🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.65 AU - 0.81 AU

Year: 228 Days

Day: 24.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.88 AU - 1.12 AU

Year: 365 Days

Day: 14.1 Hours

Environment

Temp: 40 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 68,786,137 km

• M1: 117,883 km (0.058 R)
• M2: 183,257 km (0.049 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.24 AU - 1.36 AU

Year: 541 Days

Day: 24 Hours

Environment

Temp: -12 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,786,137 km

• M1: 37,250 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.23 AU - 1.73 AU

Year: 658 Days

Day: 47.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,786,137 km

• M1: 63,878 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.72 AU - 1.98 AU

Year: 919 Days

Day: 21.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.05 AU - 2.99 AU

Year: 1461 Days

Day: 22.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,786,137 km

• M1: 594,502 km (0.119 R)

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.3

Radius: 11.2

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.09 AU - 10.87 AU

Year: 9829 Days

Day: 14.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,786,137 km

• M1: 162,762 km (0.095 R)
• M2: 565,929 km (0.076 R)
• M3: 1,285,495 km (0.099 R)
• M4: 1,657,694 km (0.042 R)
• M5: 2,120,101 km (0.037 R)
• M6: 3,284,571 km (0.085 R)
• M7: 3,704,043 km (0.062 R)
• M8: 5,718,678 km (0.055 R)
• M9: 6,145,032 km (0.088 R)
• M10: 7,594,934 km (0.094 R)
• M11: 8,067,065 km (0.067 R)
• M12: 8,467,838 km (0.095 R)
• M13: 9,261,155 km (0.035 R)
• M14: 9,651,456 km (0.114 R)
• M15: 10,360,700 km (0.116 R)
• M16: 11,378,564 km (0.062 R)
• M17: 12,112,640 km (0.093 R)
• M18: 13,863,683 km (0.03 R)
• M19: 15,985,280 km (0.113 R)
• M20: 18,391,113 km (0.12 R)
• M21: 22,921,835 km (0.079 R)
• M22: 25,019,346 km (0.099 R)
• M23: 29,592,852 km (0.106 R)
• M24: 33,998,659 km (0.087 R)
• M25: 36,598,969 km (0.111 R)
• M26: 39,202,421 km (0.112 R)
• M27: 42,326,025 km (0.12 R)
• M28: 47,173,145 km (0.083 R)
• M29: 47,749,696 km (0.112 R)
• M30: 48,330,883 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.6

Radius: 10.2

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 10.9 AU - 11.1 AU

Year: 13325 Days

Day: 14.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,786,137 km

• M1: 126,859 km (0.066 R)
• M2: 615,894 km (0.12 R)
• M3: 1,033,272 km (0.074 R)
• M4: 1,409,511 km (0.103 R)
• M5: 1,785,151 km (0.062 R)
• M6: 2,210,159 km (0.077 R)
• M7: 6,267,552 km (0.1 R)
• M8: 7,020,329 km (0.104 R)
• M9: 11,550,152 km (0.106 R)
• M10: 14,069,530 km (0.08 R)
• M11: 15,028,602 km (0.099 R)
• M12: 17,291,120 km (0.068 R)
• M13: 17,798,855 km (0.045 R)
• M14: 18,391,113 km (0.066 R)
• M15: 18,767,950 km (0.059 R)
• M16: 20,008,566 km (0.04 R)
• M17: 20,407,244 km (0.114 R)
• M18: 22,825,045 km (0.092 R)
• M19: 23,173,009 km (0.119 R)
• M20: 25,242,397 km (0.112 R)
• M21: 27,628,184 km (0.107 R)
• M22: 30,790,683 km (0.103 R)
• M23: 32,294,889 km (0.034 R)
• M24: 33,399,071 km (0.119 R)
• M25: 34,756,821 km (0.111 R)
• M26: 35,333,371 km (0.097 R)
• M27: 38,927,311 km (0.087 R)
• M28: 40,430,769 km (0.094 R)
• M29: 45,309,754 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.9

Radius: 7.2

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 13.3 AU - 20.2 AU

Year: 25039 Days

Day: 16.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 85.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,786,137 km

• M1: 99,183 km (0.118 R)
• M2: 1,889,272 km (0.102 R)
• M3: 2,340,608 km (0.102 R)
• M4: 3,162,948 km (0.071 R)
• M5: 3,829,406 km (0.096 R)
• M6: 4,893,795 km (0.112 R)
• M7: 6,433,307 km (0.066 R)
• M8: 8,832,109 km (0.043 R)
• M9: 10,433,105 km (0.113 R)
• M10: 11,897,070 km (0.042 R)
• M11: 12,545,726 km (0.074 R)
• M12: 15,076,922 km (0.099 R)
• M13: 15,913,623 km (0.067 R)
• M14: 22,559,060 km (0.09 R)
• M15: 28,495,103 km (0.112 R)
• M16: 29,654,487 km (0.08 R)
• M17: 30,008,286 km (0.101 R)
• M18: 30,604,284 km (0.063 R)
• M19: 39,227,554 km (0.075 R)
• M20: 41,390,739 km (0.049 R)
• M21: 42,726,049 km (0.109 R)
• M22: 49,174,466 km (0.045 R)
• M23: 54,813,109 km (0.117 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 11,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit