🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.69 AU - 0.75 AU

Year: 281 Days

Day: 31.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.93 AU - 1.05 AU

Year: 453 Days

Day: 21.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.78 AU - 1.28 AU

Year: 481 Days

Day: 27.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,773,699 km

• M1: 52,060 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.09 AU - 1.39 AU

Year: 635 Days

Day: 39.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.9

Radius: 12.7

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.5 AU - 3.96 AU

Year: 3315 Days

Day: 13.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,773,699 km

• M1: 157,975 km (0.113 R)
• M2: 1,051,673 km (0.119 R)
• M3: 1,542,055 km (0.069 R)
• M4: 3,027,263 km (0.037 R)
• M5: 3,788,865 km (0.072 R)
• M6: 4,811,816 km (0.037 R)
• M7: 9,019,555 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.8

Radius: 11.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.5 AU - 4.2 AU

Year: 3476 Days

Day: 12.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,773,699 km

• M1: 148,401 km (0.075 R)
• M2: 579,393 km (0.106 R)
• M3: 1,021,753 km (0.088 R)
• M4: 2,002,966 km (0.107 R)
• M5: 2,509,205 km (0.114 R)
• M6: 5,122,530 km (0.072 R)
• M7: 9,215,378 km (0.03 R)
• M8: 10,114,162 km (0.091 R)
• M9: 11,570,647 km (0.095 R)
• M10: 12,526,877 km (0.102 R)
• M11: 12,933,035 km (0.12 R)
• M12: 16,830,957 km (0.07 R)
• M13: 17,270,476 km (0.042 R)
• M14: 20,254,953 km (0.055 R)
• M15: 20,752,516 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647

Radius: 14.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.76 AU - 7.4 AU

Year: 6899 Days

Day: 13.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,773,699 km

• M1: 181,163 km (0.03 R)
• M2: 648,507 km (0.095 R)
• M3: 1,147,266 km (0.115 R)
• M4: 1,856,809 km (0.089 R)
• M5: 2,432,162 km (0.057 R)
• M6: 2,926,284 km (0.117 R)
• M7: 3,554,445 km (0.088 R)
• M8: 4,096,289 km (0.027 R)
• M9: 4,665,958 km (0.103 R)
• M10: 5,407,365 km (0.107 R)
• M11: 6,030,290 km (0.117 R)
• M12: 6,875,967 km (0.102 R)
• M13: 8,231,473 km (0.118 R)
• M14: 9,491,835 km (0.066 R)
• M15: 10,542,461 km (0.12 R)
• M16: 11,071,589 km (0.052 R)
• M17: 12,659,421 km (0.113 R)
• M18: 15,410,675 km (0.116 R)
• M19: 16,283,279 km (0.112 R)
• M20: 17,720,616 km (0.083 R)
• M21: 20,033,100 km (0.117 R)
• M22: 21,299,894 km (0.102 R)
• M23: 25,080,233 km (0.068 R)
• M24: 28,354,930 km (0.108 R)
• M25: 29,570,263 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.7

Radius: 3.7

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.85 AU - 14.43 AU

Year: 19465 Days

Day: 18.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,773,699 km

• M1: 46,375 km (0.067 R)
• M2: 327,470 km (0.112 R)
• M3: 486,642 km (0.066 R)
• M4: 906,713 km (0.114 R)
• M5: 2,407,778 km (0.082 R)
• M6: 3,474,411 km (0.047 R)
• M7: 4,881,977 km (0.114 R)
• M8: 7,849,400 km (0.118 R)
• M9: 9,777,418 km (0.103 R)
• M10: 10,619,504 km (0.046 R)
• M11: 11,725,182 km (0.099 R)
• M12: 12,617,533 km (0.055 R)
• M13: 16,572,153 km (0.074 R)
• M14: 16,917,425 km (0.099 R)
• M15: 21,442,162 km (0.053 R)
• M16: 22,434,594 km (0.096 R)
• M17: 29,642,519 km (0.044 R)
• M18: 31,080,902 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 13,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit