🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.58 AU - 0.6 AU

Year: 161 Days

Day: 40.3 Hours

Environment

Temp: 235 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.53 AU - 0.87 AU

Year: 208 Days

Day: 16.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,553,608 km

• M1: 173,982 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.29 AU - 1.81 AU

Year: 685 Days

Day: 13.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.15 AU - 3.67 AU

Year: 2234 Days

Day: 27.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.82 AU - 4.68 AU

Year: 2576 Days

Day: 29.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.2 AU - 4.82 AU

Year: 2849 Days

Day: 41.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.3

Radius: 11.6

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.03 AU - 8.13 AU

Year: 7404 Days

Day: 12.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,553,608 km

• M1: 148,401 km (0.114 R)
• M2: 553,811 km (0.072 R)
• M3: 1,215,483 km (0.092 R)
• M4: 1,678,039 km (0.071 R)
• M5: 2,125,187 km (0.083 R)
• M6: 3,156,066 km (0.093 R)
• M7: 5,004,946 km (0.111 R)
• M8: 5,682,326 km (0.11 R)
• M9: 6,212,500 km (0.116 R)
• M10: 6,596,069 km (0.099 R)
• M11: 6,995,346 km (0.113 R)
• M12: 7,566,062 km (0.062 R)
• M13: 8,459,012 km (0.073 R)
• M14: 9,330,419 km (0.08 R)
• M15: 10,117,454 km (0.101 R)
• M16: 12,414,678 km (0.063 R)
• M17: 13,539,804 km (0.101 R)
• M18: 21,442,162 km (0.081 R)
• M19: 22,159,933 km (0.077 R)
• M20: 22,565,642 km (0.054 R)
• M21: 24,582,371 km (0.093 R)
• M22: 30,344,133 km (0.07 R)
• M23: 31,965,325 km (0.049 R)
• M24: 33,643,364 km (0.116 R)
• M25: 34,287,682 km (0.081 R)
• M26: 38,677,183 km (0.05 R)
• M27: 40,219,986 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.5

Radius: 12.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.92 AU - 9.7 AU

Year: 7743 Days

Day: 8.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,553,608 km

• M1: 165,455 km (0.079 R)
• M2: 894,894 km (0.026 R)
• M3: 1,306,289 km (0.102 R)
• M4: 2,504,568 km (0.079 R)
• M5: 3,293,248 km (0.064 R)
• M6: 4,882,127 km (0.104 R)
• M7: 6,053,777 km (0.1 R)
• M8: 7,473,610 km (0.031 R)
• M9: 10,962,233 km (0.109 R)
• M10: 12,610,951 km (0.106 R)
• M11: 13,572,416 km (0.085 R)
• M12: 14,582,052 km (0.118 R)
• M13: 15,698,202 km (0.106 R)
• M14: 16,453,821 km (0.05 R)
• M15: 23,099,856 km (0.079 R)
• M16: 24,307,111 km (0.106 R)
• M17: 24,770,565 km (0.098 R)
• M18: 26,683,473 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.8

Radius: 6

Gravity: 22.49 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 15.17 AU - 16.83 AU

Year: 22705 Days

Day: 20.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,553,608 km

• M1: 75,098 km (0.098 R)
• M2: 325,076 km (0.118 R)
• M3: 1,195,437 km (0.095 R)
• M4: 1,739,674 km (0.104 R)
• M5: 2,706,076 km (0.089 R)
• M6: 3,105,353 km (0.077 R)
• M7: 3,604,710 km (0.096 R)
• M8: 5,144,970 km (0.106 R)
• M9: 8,046,121 km (0.052 R)
• M10: 9,568,878 km (0.079 R)
• M11: 10,178,490 km (0.089 R)
• M12: 10,878,757 km (0.026 R)
• M13: 13,395,293 km (0.108 R)
• M14: 14,788,348 km (0.1 R)
• M15: 18,316,464 km (0.117 R)
• M16: 18,970,057 km (0.081 R)
• M17: 19,833,237 km (0.089 R)
• M18: 24,657,170 km (0.09 R)
• M19: 32,862,164 km (0.101 R)
• M20: 34,667,960 km (0.069 R)
• M21: 41,110,841 km (0.104 R)
• M22: 52,481,327 km (0.111 R)
• M23: 59,081,435 km (0.097 R)
• M24: 62,370,344 km (0.072 R)
• M25: 71,809,671 km (0.042 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 12,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit