🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.87 AU - 1.27 AU

Year: 406 Days

Day: 12.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,996,132 km

• M1: 200,611 km (0.031 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.15 AU - 1.79 AU

Year: 654 Days

Day: 36.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.5 AU - 1.64 AU

Year: 722 Days

Day: 28.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,996,132 km

• M1: 37,250 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.51 AU - 2.21 AU

Year: 931 Days

Day: 46.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.11 AU - 3.05 AU

Year: 1521 Days

Day: 18 Hours

Environment

Temp: -93 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,996,132 km

• M1: 171,738 km (0.115 R)

Asteroid Belt

Center: 5.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.4

Radius: 12.5

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.64 AU - 9.92 AU

Year: 9550 Days

Day: 11.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,996,132 km

• M1: 155,731 km (0.075 R)
• M2: 794,813 km (0.117 R)
• M3: 1,273,826 km (0.099 R)
• M4: 1,795,174 km (0.111 R)
• M5: 3,533,651 km (0.074 R)
• M6: 4,300,789 km (0.047 R)
• M7: 5,144,970 km (0.102 R)
• M8: 6,236,735 km (0.094 R)
• M9: 7,719,400 km (0.038 R)
• M10: 10,342,150 km (0.081 R)
• M11: 12,635,635 km (0.056 R)
• M12: 13,871,014 km (0.045 R)
• M13: 15,056,726 km (0.11 R)
• M14: 15,510,307 km (0.093 R)
• M15: 17,844,184 km (0.085 R)
• M16: 19,550,048 km (0.077 R)
• M17: 20,090,096 km (0.1 R)
• M18: 23,197,992 km (0.118 R)
• M19: 23,629,582 km (0.093 R)
• M20: 27,086,190 km (0.098 R)
• M21: 27,757,885 km (0.066 R)
• M22: 29,738,262 km (0.111 R)
• M23: 31,494,092 km (0.101 R)
• M24: 32,236,845 km (0.118 R)
• M25: 32,882,809 km (0.084 R)
• M26: 33,318,139 km (0.071 R)
• M27: 42,212,181 km (0.094 R)

Asteroid Belt

Center: 12.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.5

Radius: 4.4

Gravity: 43.78 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 15.11 AU - 16.91 AU

Year: 23516 Days

Day: 15.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,996,132 km

• M1: 54,902 km (0.114 R)
• M2: 249,978 km (0.076 R)
• M3: 478,264 km (0.082 R)
• M4: 1,146,817 km (0.047 R)
• M5: 1,492,837 km (0.094 R)
• M6: 2,227,064 km (0.095 R)
• M7: 2,413,163 km (0.11 R)
• M8: 4,089,108 km (0.109 R)
• M9: 4,812,264 km (0.115 R)
• M10: 5,659,437 km (0.115 R)
• M11: 8,508,678 km (0.095 R)
• M12: 10,623,394 km (0.11 R)
• M13: 13,441,069 km (0.103 R)
• M14: 17,433,837 km (0.106 R)
• M15: 19,018,527 km (0.117 R)
• M16: 20,393,631 km (0.1 R)
• M17: 21,208,490 km (0.12 R)
• M18: 28,523,676 km (0.11 R)
• M19: 35,578,114 km (0.055 R)
• M20: 38,728,346 km (0.089 R)
• M21: 41,734,515 km (0.096 R)
• M22: 42,550,571 km (0.08 R)
• M23: 43,878,551 km (0.034 R)
• M24: 49,104,304 km (0.101 R)
• M25: 56,696,247 km (0.111 R)
• M26: 58,913,287 km (0.112 R)
• M27: 61,187,474 km (0.057 R)
• M28: 67,462,057 km (0.089 R)
• M29: 69,038,370 km (0.073 R)
• M30: 71,564,779 km (0.091 R)
• M31: 71,797,404 km (0.115 R)
• M32: 73,440,287 km (0.05 R)
• M33: 73,677,101 km (0.12 R)
• M34: 77,289,291 km (0.118 R)
• M35: 78,025,612 km (0.109 R)
• M36: 78,272,149 km (0.083 R)
• M37: 85,648,072 km (0.063 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 19,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit