🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.47 AU - 0.73 AU

Year: 176 Days

Day: 39.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.51 AU - 1.77 AU

Year: 795 Days

Day: 38.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.74 AU - 1.94 AU

Year: 945 Days

Day: 30.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,479,953 km

• M1: 31,416 km (0.119 R)
• M2: 533,466 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.43 AU - 3.53 AU

Year: 1948 Days

Day: 30.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.5

Radius: 14.7

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.94 AU - 6.4 AU

Year: 5805 Days

Day: 9.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,479,953 km

• M1: 183,557 km (0.119 R)
• M2: 844,779 km (0.113 R)
• M3: 1,912,310 km (0.114 R)
• M4: 3,174,766 km (0.04 R)
• M5: 5,527,492 km (0.115 R)
• M6: 14,158,242 km (0.112 R)
• M7: 17,837,751 km (0.101 R)
• M8: 18,778,422 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.8

Radius: 11.6

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.2 AU - 8.4 AU

Year: 9057 Days

Day: 14.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,479,953 km

• M1: 144,362 km (0.059 R)
• M2: 603,478 km (0.118 R)
• M3: 1,559,707 km (0.111 R)
• M4: 2,649,827 km (0.087 R)
• M5: 3,139,760 km (0.115 R)
• M6: 4,219,258 km (0.105 R)
• M7: 6,190,958 km (0.039 R)
• M8: 7,177,855 km (0.096 R)
• M9: 10,051,930 km (0.07 R)
• M10: 10,770,448 km (0.1 R)
• M11: 17,657,485 km (0.109 R)
• M12: 21,083,576 km (0.059 R)
• M13: 21,582,784 km (0.108 R)
• M14: 26,533,426 km (0.091 R)
• M15: 30,154,592 km (0.099 R)
• M16: 33,077,884 km (0.051 R)
• M17: 41,657,173 km (0.098 R)
• M18: 44,317,472 km (0.077 R)
• M19: 47,514,528 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.1

Radius: 13.2

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.96 AU - 9.82 AU

Year: 9204 Days

Day: 14.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,479,953 km

• M1: 165,156 km (0.063 R)
• M2: 662,270 km (0.079 R)
• M3: 1,589,178 km (0.049 R)
• M4: 1,999,824 km (0.115 R)
• M5: 3,663,053 km (0.086 R)
• M6: 4,311,111 km (0.104 R)
• M7: 4,943,611 km (0.094 R)
• M8: 5,409,908 km (0.09 R)
• M9: 7,220,192 km (0.115 R)
• M10: 8,501,348 km (0.046 R)
• M11: 10,026,348 km (0.107 R)
• M12: 10,725,868 km (0.075 R)
• M13: 11,404,294 km (0.104 R)
• M14: 14,098,403 km (0.093 R)
• M15: 15,234,598 km (0.091 R)
• M16: 17,333,008 km (0.082 R)
• M17: 18,121,987 km (0.101 R)
• M18: 18,934,752 km (0.082 R)
• M19: 21,113,495 km (0.096 R)
• M20: 23,195,898 km (0.053 R)
• M21: 29,649,101 km (0.087 R)
• M22: 31,722,378 km (0.108 R)
• M23: 33,890,650 km (0.093 R)
• M24: 35,925,031 km (0.108 R)
• M25: 40,111,677 km (0.115 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: 362 - 17,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit