🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.4 AU - 0.64 AU

Year: 142 Days

Day: 12.3 Hours

Environment

Temp: 225 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.9 AU - 1.26 AU

Year: 425 Days

Day: 27.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.86 AU - 1.34 AU

Year: 437 Days

Day: 16.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,126,953 km

• M1: 646,113 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.79 AU - 2.99 AU

Year: 1399 Days

Day: 26.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.48 AU - 3.64 AU

Year: 2544 Days

Day: 12.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,126,953 km

• M1: 1,123,181 km (0.084 R)

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.6

Radius: 13.8

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.33 AU - 7.49 AU

Year: 6880 Days

Day: 10.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,126,953 km

• M1: 172,786 km (0.114 R)
• M2: 660,475 km (0.049 R)
• M3: 2,214,348 km (0.1 R)
• M4: 2,773,395 km (0.077 R)
• M5: 3,987,232 km (0.087 R)
• M6: 5,181,921 km (0.071 R)
• M7: 5,955,940 km (0.068 R)
• M8: 6,771,847 km (0.088 R)
• M9: 8,270,069 km (0.099 R)
• M10: 8,911,246 km (0.12 R)
• M11: 10,706,720 km (0.088 R)
• M12: 11,469,220 km (0.109 R)
• M13: 12,369,949 km (0.109 R)
• M14: 12,996,165 km (0.08 R)
• M15: 14,426,022 km (0.039 R)
• M16: 15,655,567 km (0.117 R)
• M17: 18,659,342 km (0.084 R)
• M18: 20,476,508 km (0.112 R)
• M19: 25,615,643 km (0.087 R)
• M20: 27,679,944 km (0.116 R)
• M21: 28,392,180 km (0.096 R)
• M22: 31,076,564 km (0.06 R)
• M23: 31,749,156 km (0.078 R)
• M24: 33,023,880 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.3

Radius: 11.6

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 7.15 AU - 7.89 AU

Year: 7810 Days

Day: 8.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,126,953 km

• M1: 144,212 km (0.051 R)
• M2: 576,999 km (0.05 R)
• M3: 1,058,255 km (0.119 R)
• M4: 1,720,824 km (0.084 R)
• M5: 2,942,141 km (0.12 R)
• M6: 3,923,204 km (0.098 R)
• M7: 4,843,979 km (0.117 R)
• M8: 5,641,037 km (0.074 R)
• M9: 6,173,605 km (0.036 R)
• M10: 6,666,979 km (0.12 R)
• M11: 7,186,682 km (0.043 R)
• M12: 8,391,543 km (0.079 R)
• M13: 10,742,025 km (0.106 R)
• M14: 11,773,502 km (0.067 R)
• M15: 12,589,558 km (0.116 R)
• M16: 15,972,864 km (0.099 R)
• M17: 17,041,142 km (0.101 R)
• M18: 17,523,147 km (0.08 R)
• M19: 18,659,342 km (0.06 R)
• M20: 19,543,167 km (0.105 R)
• M21: 22,444,617 km (0.113 R)
• M22: 23,528,903 km (0.082 R)
• M23: 24,999,001 km (0.109 R)
• M24: 25,982,457 km (0.105 R)
• M25: 29,185,198 km (0.066 R)
• M26: 31,598,511 km (0.108 R)
• M27: 38,679,427 km (0.09 R)
• M28: 41,092,142 km (0.065 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.8

Radius: 9.8

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.52 AU - 9.5 AU

Year: 9402 Days

Day: 10.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,126,953 km

• M1: 159,322 km (0.102 R)
• M2: 987,645 km (0.087 R)
• M3: 1,789,639 km (0.072 R)
• M4: 2,443,532 km (0.117 R)
• M5: 2,999,437 km (0.05 R)
• M6: 4,567,223 km (0.087 R)
• M7: 5,379,240 km (0.072 R)
• M8: 6,175,251 km (0.086 R)
• M9: 7,329,248 km (0.098 R)
• M10: 10,210,952 km (0.116 R)
• M11: 16,562,579 km (0.113 R)
• M12: 18,694,947 km (0.077 R)
• M13: 19,235,893 km (0.082 R)
• M14: 19,787,161 km (0.11 R)
• M15: 21,253,369 km (0.062 R)
• M16: 25,140,221 km (0.053 R)
• M17: 32,926,641 km (0.106 R)
• M18: 34,057,750 km (0.1 R)
• M19: 37,484,439 km (0.118 R)
• M20: 40,360,458 km (0.069 R)
• M21: 45,429,133 km (0.102 R)
• M22: 47,971,848 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.2

Radius: 4.2

Gravity: 13.28 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 10.43 AU - 17.15 AU

Year: 19395 Days

Day: 21.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,126,953 km

• M1: 71,657 km (0.098 R)
• M2: 277,803 km (0.079 R)
• M3: 956,978 km (0.11 R)
• M4: 1,588,580 km (0.062 R)
• M5: 2,323,405 km (0.104 R)
• M6: 2,502,174 km (0.097 R)
• M7: 3,117,620 km (0.086 R)
• M8: 4,829,318 km (0.098 R)
• M9: 5,022,449 km (0.102 R)
• M10: 6,758,832 km (0.102 R)
• M11: 12,949,790 km (0.093 R)
• M12: 17,383,422 km (0.114 R)
• M13: 18,769,147 km (0.084 R)
• M14: 19,651,475 km (0.076 R)
• M15: 24,386,099 km (0.111 R)
• M16: 25,339,037 km (0.06 R)
• M17: 25,824,781 km (0.074 R)
• M18: 26,614,658 km (0.102 R)
• M19: 29,080,928 km (0.098 R)
• M20: 29,293,058 km (0.118 R)
• M21: 39,944,576 km (0.063 R)
• M22: 40,734,603 km (0.079 R)
• M23: 43,859,104 km (0.041 R)
• M24: 44,138,253 km (0.054 R)
• M25: 48,021,814 km (0.097 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: 504 - 13,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit