🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.7 AU - 0.98 AU

Year: 325 Days

Day: 34.5 Hours

Environment

Temp: 2 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,595,821 km

• M1: 254,616 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.59 AU - 1.91 AU

Year: 976 Days

Day: 20.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.15 AU - 2.43 AU

Year: 1462 Days

Day: 43.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,595,821 km

• M1: 192,383 km (0.109 R)

Asteroid Belt

Center: 2.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.7

Radius: 11

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.92 AU - 4.2 AU

Year: 2833 Days

Day: 5.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,595,821 km

• M1: 137,630 km (0.035 R)
• M2: 848,519 km (0.095 R)
• M3: 1,411,755 km (0.05 R)
• M4: 1,976,936 km (0.117 R)
• M5: 2,501,276 km (0.118 R)
• M6: 8,104,913 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.9

Radius: 13.5

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.31 AU - 4.21 AU

Year: 3075 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,595,821 km

• M1: 168,298 km (0.09 R)
• M2: 889,210 km (0.058 R)
• M3: 1,385,575 km (0.071 R)
• M4: 1,956,441 km (0.031 R)
• M5: 3,511,960 km (0.11 R)
• M6: 4,709,191 km (0.051 R)
• M7: 5,898,345 km (0.109 R)
• M8: 7,232,459 km (0.093 R)
• M9: 8,891,050 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.7

Radius: 8.8

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.31 AU - 5.01 AU

Year: 4243 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,595,821 km

• M1: 109,506 km (0.107 R)
• M2: 663,167 km (0.064 R)
• M3: 1,422,077 km (0.026 R)
• M4: 1,769,743 km (0.055 R)
• M5: 2,311,586 km (0.09 R)
• M6: 2,638,906 km (0.045 R)
• M7: 3,149,484 km (0.059 R)
• M8: 3,553,398 km (0.032 R)
• M9: 4,440,962 km (0.1 R)
• M10: 5,029,780 km (0.105 R)
• M11: 6,145,929 km (0.087 R)
• M12: 6,520,522 km (0.114 R)
• M13: 7,419,157 km (0.118 R)
• M14: 8,062,727 km (0.076 R)
• M15: 9,217,473 km (0.117 R)
• M16: 11,335,031 km (0.091 R)
• M17: 13,135,142 km (0.087 R)
• M18: 13,705,110 km (0.072 R)
• M19: 14,839,062 km (0.094 R)
• M20: 17,108,910 km (0.098 R)
• M21: 18,744,763 km (0.078 R)
• M22: 19,268,505 km (0.101 R)
• M23: 19,801,821 km (0.078 R)
• M24: 20,345,011 km (0.056 R)
• M25: 24,740,795 km (0.106 R)
• M26: 26,828,134 km (0.104 R)
• M27: 27,159,344 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.3

Radius: 10.5

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.87 AU - 6.23 AU

Year: 5514 Days

Day: 10.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,595,821 km

• M1: 130,599 km (0.086 R)
• M2: 626,217 km (0.078 R)
• M3: 962,064 km (0.091 R)
• M4: 1,783,506 km (0.119 R)
• M5: 2,573,831 km (0.05 R)
• M6: 3,020,830 km (0.077 R)
• M7: 5,130,309 km (0.116 R)
• M8: 5,521,209 km (0.067 R)
• M9: 6,458,140 km (0.093 R)
• M10: 6,848,142 km (0.032 R)
• M11: 8,762,396 km (0.036 R)
• M12: 10,120,745 km (0.105 R)
• M13: 10,827,744 km (0.118 R)
• M14: 11,567,356 km (0.12 R)
• M15: 12,192,825 km (0.106 R)
• M16: 13,095,947 km (0.075 R)
• M17: 13,458,872 km (0.1 R)
• M18: 14,643,836 km (0.069 R)
• M19: 15,606,050 km (0.115 R)
• M20: 19,008,653 km (0.115 R)
• M21: 20,429,085 km (0.099 R)
• M22: 21,629,608 km (0.095 R)
• M23: 22,284,099 km (0.057 R)
• M24: 22,653,306 km (0.11 R)
• M25: 25,433,433 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.2

Radius: 11.8

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.45 AU - 8.81 AU

Year: 8889 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,595,821 km

• M1: 147,354 km (0.114 R)
• M2: 518,656 km (0.111 R)
• M3: 927,956 km (0.104 R)
• M4: 1,299,557 km (0.111 R)
• M5: 1,672,654 km (0.089 R)
• M6: 2,398,203 km (0.071 R)
• M7: 4,224,195 km (0.061 R)
• M8: 8,465,295 km (0.071 R)
• M9: 14,122,937 km (0.101 R)
• M10: 16,055,591 km (0.113 R)
• M11: 17,940,375 km (0.086 R)
• M12: 19,581,912 km (0.077 R)
• M13: 20,124,654 km (0.105 R)
• M14: 24,120,562 km (0.101 R)
• M15: 26,117,395 km (0.027 R)
• M16: 38,016,110 km (0.071 R)
• M17: 44,064,502 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 12,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit