🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.67 AU - 0.87 AU

Year: 237 Days

Day: 20.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.64 AU - 1.06 AU

Year: 275 Days

Day: 26.9 Hours

Environment

Temp: 175 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.06 AU - 1.44 AU

Year: 491 Days

Day: 12.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,104,860 km

• M1: 1,179,729 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.92 AU - 4.8 AU

Year: 2665 Days

Day: 32.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.47 AU - 4.33 AU

Year: 2707 Days

Day: 24.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.9

Radius: 11.6

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.66 AU - 6.68 AU

Year: 6054 Days

Day: 10.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 103,104,860 km

• M1: 149,149 km (0.069 R)
• M2: 527,183 km (0.12 R)
• M3: 993,031 km (0.065 R)
• M4: 1,602,941 km (0.113 R)
• M5: 2,438,146 km (0.119 R)
• M6: 3,174,766 km (0.027 R)
• M7: 5,067,029 km (0.095 R)
• M8: 5,814,869 km (0.071 R)
• M9: 6,370,625 km (0.088 R)
• M10: 7,795,994 km (0.096 R)
• M11: 13,775,122 km (0.045 R)
• M12: 16,385,754 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.5

Radius: 12.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.01 AU - 8.85 AU

Year: 7118 Days

Day: 6.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,104,860 km

• M1: 157,975 km (0.074 R)
• M2: 594,352 km (0.086 R)
• M3: 1,049,130 km (0.084 R)
• M4: 1,730,099 km (0.082 R)
• M5: 2,125,187 km (0.12 R)
• M6: 7,213,161 km (0.108 R)
• M7: 7,937,214 km (0.031 R)
• M8: 8,378,229 km (0.109 R)
• M9: 12,466,589 km (0.106 R)
• M10: 13,679,977 km (0.067 R)
• M11: 19,691,418 km (0.059 R)
• M12: 20,204,838 km (0.08 R)
• M13: 22,111,612 km (0.113 R)
• M14: 23,556,878 km (0.039 R)
• M15: 30,847,679 km (0.079 R)
• M16: 32,548,607 km (0.118 R)
• M17: 33,060,531 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.2

Radius: 5

Gravity: 29.01 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 17.07 AU - 22.27 AU

Year: 30661 Days

Day: 20.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 142.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 103,104,860 km

• M1: 62,532 km (0.054 R)
• M2: 382,821 km (0.093 R)
• M3: 663,167 km (0.113 R)
• M4: 1,283,550 km (0.082 R)
• M5: 2,045,601 km (0.071 R)
• M6: 2,447,571 km (0.106 R)
• M7: 2,872,279 km (0.107 R)
• M8: 3,936,070 km (0.089 R)
• M9: 4,112,146 km (0.086 R)
• M10: 4,672,241 km (0.101 R)
• M11: 5,452,693 km (0.111 R)
• M12: 6,269,048 km (0.107 R)
• M13: 7,480,342 km (0.079 R)
• M14: 11,672,823 km (0.107 R)
• M15: 13,892,406 km (0.056 R)
• M16: 16,650,991 km (0.119 R)
• M17: 18,944,775 km (0.086 R)
• M18: 27,074,223 km (0.054 R)
• M19: 29,956,674 km (0.091 R)
• M20: 35,103,739 km (0.116 R)
• M21: 35,709,610 km (0.083 R)
• M22: 37,254,807 km (0.099 R)
• M23: 38,362,579 km (0.059 R)
• M24: 39,655,404 km (0.064 R)
• M25: 45,117,072 km (0.088 R)
• M26: 53,018,084 km (0.107 R)
• M27: 53,615,428 km (0.112 R)
• M28: 55,229,888 km (0.116 R)
• M29: 62,675,524 km (0.119 R)
• M30: 64,240,916 km (0.103 R)
• M31: 64,919,642 km (0.093 R)
• M32: 77,456,392 km (0.115 R)
• M33: 90,943,089 km (0.075 R)
• M34: 98,537,125 km (0.084 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 20,316 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit