🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.55 AU - 0.81 AU

Year: 212 Days

Day: 12.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.81 AU - 0.91 AU

Year: 302 Days

Day: 19.4 Hours

Environment

Temp: 29 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.22 AU - 1.78 AU

Year: 696 Days

Day: 17.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.09 AU - 3.03 AU

Year: 1551 Days

Day: 17 Hours

Environment

Temp: -108 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,799,725 km

• M1: 494,720 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.19 AU - 4.81 AU

Year: 3030 Days

Day: 28.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.6

Radius: 12.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.75 AU - 4.89 AU

Year: 3401 Days

Day: 11.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,799,725 km

• M1: 151,692 km (0.065 R)
• M2: 597,494 km (0.106 R)
• M3: 987,346 km (0.053 R)
• M4: 1,495,231 km (0.059 R)
• M5: 2,034,830 km (0.071 R)
• M6: 3,242,534 km (0.05 R)
• M7: 4,219,408 km (0.039 R)
• M8: 4,652,494 km (0.025 R)
• M9: 5,043,991 km (0.046 R)
• M10: 6,215,642 km (0.042 R)
• M11: 6,924,586 km (0.12 R)
• M12: 7,405,992 km (0.099 R)
• M13: 8,369,253 km (0.086 R)
• M14: 11,264,121 km (0.045 R)
• M15: 12,016,748 km (0.111 R)
• M16: 13,483,555 km (0.105 R)
• M17: 18,655,752 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.6

Radius: 9.4

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.04 AU - 5.38 AU

Year: 3872 Days

Day: 13.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,799,725 km

• M1: 117,135 km (0.108 R)
• M2: 629,657 km (0.11 R)
• M3: 1,142,778 km (0.045 R)
• M4: 1,607,728 km (0.036 R)
• M5: 2,088,237 km (0.094 R)
• M6: 2,817,825 km (0.117 R)
• M7: 3,604,860 km (0.099 R)
• M8: 5,891,613 km (0.114 R)
• M9: 8,173,579 km (0.094 R)
• M10: 10,275,728 km (0.085 R)
• M11: 11,172,717 km (0.039 R)
• M12: 12,081,973 km (0.112 R)
• M13: 13,039,848 km (0.11 R)
• M14: 13,748,344 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.6

Radius: 11.1

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 9.16 AU - 9.36 AU

Year: 10672 Days

Day: 10.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,799,725 km

• M1: 138,528 km (0.113 R)
• M2: 965,205 km (0.101 R)
• M3: 1,458,280 km (0.095 R)
• M4: 2,030,342 km (0.114 R)
• M5: 2,446,224 km (0.117 R)
• M6: 3,913,779 km (0.118 R)
• M7: 7,481,240 km (0.04 R)
• M8: 8,620,278 km (0.094 R)
• M9: 10,646,282 km (0.036 R)
• M10: 12,791,067 km (0.068 R)
• M11: 13,774,972 km (0.097 R)
• M12: 17,322,386 km (0.07 R)
• M13: 19,385,490 km (0.087 R)
• M14: 19,784,917 km (0.108 R)
• M15: 23,994,152 km (0.092 R)
• M16: 29,811,564 km (0.035 R)
• M17: 31,427,820 km (0.087 R)
• M18: 37,607,110 km (0.095 R)
• M19: 38,857,299 km (0.109 R)
• M20: 41,308,759 km (0.076 R)
• M21: 46,375,490 km (0.105 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.3

Radius: 10.3

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.48 AU - 10.16 AU

Year: 11655 Days

Day: 10.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,799,725 km

• M1: 160,369 km (0.106 R)
• M2: 545,883 km (0.051 R)
• M3: 1,105,079 km (0.096 R)
• M4: 2,649,229 km (0.114 R)
• M5: 3,447,782 km (0.093 R)
• M6: 4,479,259 km (0.1 R)
• M7: 4,950,942 km (0.097 R)
• M8: 5,832,372 km (0.107 R)
• M9: 6,159,393 km (0.062 R)
• M10: 7,104,552 km (0.044 R)
• M11: 9,592,664 km (0.071 R)
• M12: 12,503,540 km (0.076 R)
• M13: 13,440,920 km (0.049 R)
• M14: 13,898,091 km (0.063 R)
• M15: 16,469,978 km (0.098 R)
• M16: 20,823,126 km (0.112 R)
• M17: 21,746,145 km (0.088 R)
• M18: 23,019,073 km (0.12 R)
• M19: 23,426,877 km (0.091 R)
• M20: 24,256,996 km (0.102 R)
• M21: 25,800,247 km (0.106 R)
• M22: 27,774,191 km (0.102 R)
• M23: 29,943,360 km (0.045 R)
• M24: 31,218,233 km (0.112 R)
• M25: 32,020,527 km (0.083 R)
• M26: 33,042,729 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 11,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit