🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.44 AU - 0.6 AU

Year: 143 Days

Day: 43.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,811,902 km

• M1: 264,489 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.73 AU - 0.75 AU

Year: 242 Days

Day: 41.5 Hours

Environment

Temp: 88 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,811,902 km

• M1: 131,646 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.91 AU - 1.35 AU

Year: 457 Days

Day: 45 Hours

Environment

Temp: -20 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.99 AU - 1.43 AU

Year: 507 Days

Day: 12.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.7 AU - 2.98 AU

Year: 1823 Days

Day: 32.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.7

Radius: 13.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.65 AU - 7.25 AU

Year: 5527 Days

Day: 8 Hours

Environment

Temp: -159 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,811,902 km

• M1: 171,589 km (0.039 R)
• M2: 794,963 km (0.033 R)
• M3: 1,249,741 km (0.055 R)
• M4: 1,931,309 km (0.082 R)
• M5: 3,605,159 km (0.058 R)
• M6: 4,191,732 km (0.036 R)
• M7: 4,661,769 km (0.093 R)
• M8: 6,966,174 km (0.083 R)
• M9: 14,690,062 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.3

Radius: 13.8

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.2 AU - 8.08 AU

Year: 6516 Days

Day: 14.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,811,902 km

• M1: 171,888 km (0.105 R)
• M2: 618,288 km (0.116 R)
• M3: 1,060,051 km (0.075 R)
• M4: 1,490,294 km (0.088 R)
• M5: 1,935,796 km (0.085 R)
• M6: 2,456,397 km (0.074 R)
• M7: 3,161,153 km (0.041 R)
• M8: 4,376,187 km (0.109 R)
• M9: 4,877,489 km (0.109 R)
• M10: 5,770,738 km (0.113 R)
• M11: 6,256,931 km (0.067 R)
• M12: 7,745,879 km (0.058 R)
• M13: 10,220,078 km (0.049 R)
• M14: 12,604,967 km (0.089 R)
• M15: 13,826,284 km (0.12 R)
• M16: 17,194,630 km (0.089 R)
• M17: 18,572,576 km (0.039 R)
• M18: 21,547,629 km (0.12 R)
• M19: 22,026,790 km (0.099 R)
• M20: 24,381,760 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.4

Radius: 3.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.4 AU - 15.02 AU

Year: 16247 Days

Day: 21 Hours

Environment

Temp: -185 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,811,902 km

• M1: 47,273 km (0.057 R)
• M2: 431,141 km (0.104 R)
• M3: 839,992 km (0.083 R)
• M4: 1,533,677 km (0.062 R)
• M5: 2,739,137 km (0.068 R)
• M6: 3,377,022 km (0.094 R)
• M7: 4,262,193 km (0.12 R)
• M8: 9,243,952 km (0.092 R)
• M9: 9,508,141 km (0.113 R)
• M10: 19,233,649 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.6

Radius: 7.3

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 14.3 AU - 15.22 AU

Year: 21594 Days

Day: 19 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,811,902 km

• M1: 90,956 km (0.033 R)
• M2: 405,261 km (0.111 R)
• M3: 745,596 km (0.051 R)
• M4: 1,606,980 km (0.104 R)
• M5: 2,320,113 km (0.091 R)
• M6: 3,034,294 km (0.103 R)
• M7: 3,378,369 km (0.075 R)
• M8: 3,830,902 km (0.119 R)
• M9: 7,793,301 km (0.103 R)
• M10: 8,487,585 km (0.107 R)
• M11: 9,272,674 km (0.111 R)
• M12: 9,735,231 km (0.118 R)
• M13: 12,713,725 km (0.059 R)
• M14: 17,847,176 km (0.094 R)
• M15: 18,321,999 km (0.085 R)
• M16: 19,214,500 km (0.069 R)
• M17: 23,356,267 km (0.089 R)
• M18: 32,406,040 km (0.078 R)
• M19: 37,959,413 km (0.102 R)
• M20: 39,274,079 km (0.081 R)
• M21: 39,942,781 km (0.041 R)
• M22: 44,547,553 km (0.099 R)
• M23: 46,454,627 km (0.109 R)
• M24: 49,494,007 km (0.086 R)
• M25: 52,987,416 km (0.047 R)
• M26: 54,132,588 km (0.119 R)
• M27: 54,628,355 km (0.101 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 14,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit